Welcome
  Welcome
  Welcome
ThinkSystem Storage DE Series
  ThinkSystem DE Series 2U and 4U Enclosures
    Version 11.50.3 and earlier
      PDF files
      Introduction
        DE Series hardware overview
          Front view
          Rear view
          Specifications of DE2000 series
          Specifications of DE4000 series
          Specifications of DE6000 series
          Specifications of drive shelves
        Management software overview
      System setup and configuration
        Initial Setup
        Rail kit installation instructions
          DM/DE Series 2U24, 3U, 4U rail kit installation instructions
          DM/DE Series 2U12 rail kit installation instructions
        Cabling your storage system
          Overview and requirements
          Host cabling
            Cabling for a direct-attached topology
            Cabling for a switch topology
          Drive shelf cabling
            Cabling a 12-drive or 24-drive shelf
            Cabling a 60-drive shelf
          Power cabling
          Power sequencing of a multi-enclosure array
          Hot adding a drive shelf
            Prepare to add the drive shelf
            Install the drive shelf and apply power
            Connect the drive shelf
            Complete hot add
          Ethernet cabling for a management station
            Direct topology
            Switch topology
        Windows express configuration
          Decide whether to use this Express method
          Understand the workflow
          Verify the Windows configuration is supported
          Configure management port IP addresses
          Configure the multipath software
          Install for SMcli and Host Context Agent (HCA)
          Access and use the Setup wizard
          Perform FC-specific tasks
            Configuring the FC switches - Windows
            Determining host WWPNs and making the recommended settings - FC, Windows
            FC worksheet for Windows
          Perform iSCSI-specific tasks
            Configuring the switches - iSCSI, Windows
            Configuring networking - iSCSI Windows
            Configuring array-side networking - iSCSI, Windows
            Configuring host-side networking—iSCSI
            Verifying IP network connections - iSCSI, Windows
            Recording iSCSI-specific information for Windows
              iSCSI worksheet - Windows
          Perform SAS-specific tasks
            Determining SAS host identifiers - Windows
            Recording SAS-specific information for Windows
              SAS worksheet - Windows
          Discover storage on the host
          Configure storage on the host
          Verify storage access on the host
          Multi-Path setup for Windows
        VMware express configuration
          Deciding whether to use this Express method
          Understand the workflow
          Verify the VMware configuration is supported
          Configure management port IP addresses
          Configure the multipath software
          Install for SMcli and Host Context Agent (HCA)
          Access and use the Setup wizard
          Perform FC-specific tasks
            Configuring the FC switches - VMware
            Determining the host port WWPNs—FC
            FC worksheet for VMware
          Perform iSCSI-specific tasks
            Configuring the switches - iSCSI, VMware
            Configuring networking - iSCSI VMware
            Configuring array-side networking - iSCSI, VMware
            Configuring host-side networking—iSCSI
            Verifying IP network connections - iSCSI, VMware
            Recording iSCSI-specific information for VMware
              iSCSI worksheet - VMware
          Perform SAS-specific tasks
            Determining SAS host identifiers - VMware
            Recording SAS-specific information for VMware
              SAS worksheet - VMware
          Discover storage on the host
          Configure storage on the host
          Verify storage access on the host
          Multi-Path setup for VMware
        Linux express configuration
          Decide whether to use this Express method
          Fibre Channel Express Setup
            Verify the Linux configuration is supported
            Configure management port IP addresses
            Install for SMcli and Host Context Agent (HCA)
            Access and use the Setup wizard
            Configure the multipath software
             Setting up the multipath.conf file
            Configure the FC switches
            Determine host WWPNs and make the recommended settings
            Create partitions and filesystems
            Verify storage access on the host
            Record FC-specifc information for Linux
              FC worksheet for Linux
          SAS Express Setup
            Verify the Linux configuration is supported
            Configure management port IP addresses
            Install for SMcli and Host Context Agent (HCA)
            Access and use the Setup wizard
            Configure the multipath software
            Setting up the multipath.conf file
            Determine SAS host identifiers - Linux
            Create partitions and filesystems
            Verify storage access on the host
            Record SAS-specific information for Linux
              SAS worksheet - Linux
          iSCSI Express Setup
            Verify the Linux configuration is supported
            Configure management port IP addresses
            Install for SMcli and Host Context Agent (HCA)
            Access and use the Setup wizard
            Configure the multipath software
            Setting up the multipath.conf file
            Configure the switches
            Configure networking
            Configure array-side networking
            Configure host-side networking
            Verify IP network connections
            Create partitions and filesystems
            Verify storage access on the host
            Record iSCSI-specific information for Linux
              iSCSI worksheet - Linux
      Hardware replacement procedures
        Batteries
          Overview and requirements
            Battery overview
            Requirements for replacing a failed battery
          Replace battery
            Prepare to replace battery
              Place controller offline
            Remove failed battery
              Step 1: Remove controller canister
              Step 2: Remove failed battery
            Install new battery
              Step 1: Install new battery
              Step 2: Re-install controller canister
            Complete battery replacement
              Place controller online
        Controllers
          Overview and requirements
            Controller overview
            Requirements for replacing controller
          Replace a controller
            Prepare to replace controller
            Remove failed controller
              Step 1: Remove controller canister
              Step 2: Remove battery
              Step 3: Remove host interface card
            Install new controller
              Step 1: Install battery
              Step 2: Install host interface card
              Step 3: Install new controller canister
            Complete controller replacement
        Power-fan canisters
          Overview and requirements
            Power supply overview
            Requirements for replacing a power supply
          Replace power supply (12-drive or 24-drive)
            Prepare to replace power supply
            Remove failed power supply
            Install new power supply
            Complete power supply replacement
        Canister
          Overview and requirements
            Power canister overview
            Fan canister overview
            Requirements for replacing a power canister
            Requirements for replacing a fan canister
          Replace power canister
            Prepare to replace power canister
            Remove failed power canister
            Install new power canister
            Complete power canister replacement
          Replace fan canister
            Prepare to replace fan canister
            Remove failed fan canister and install new one
            Complete fan canister replacement
        Drives
          Overview and requirements
            Drives overview
            Requirements for handling drives
          Replace drive (12-drive, 24-drive or 60-drive)
            Prepare to replace drive (12-drive or 24-drive)
            Remove failed drive (12-drive or 24-drive)
            Install new drive (12-drive or 24-drive)
            Prepare to replace drive (60-drive)
            Remove failed drive (60-drive)
            Install new drive (60-drive)
            Complete drive replacement (12-drive, 24-drive or 60–drive)
          Hot-add drive to a system
        Host interface cards
          Overview and requirements
            Host interface card overview
            Requirements for adding, upgrading or replacing a HIC
          Add host interface cards
            Prepare to add host interface cards
            Add host interface card
              Step 1: Remove controller canister
              Step 2: Install host interface card
              Step 3: Reinstall controller canister
            Complete adding a host interface card
          Upgrade host interface card
            Prepare to upgrade host interface cards
            Upgrade host interface card
              Step 1: Remove controller canister
              Step 2: Remove a host interface card
              Step 3: Install host interface card
              Step 4: Reinstall controller canister
            Complete host interface card upgrade
          Replace host interface card
            Prepare to replace host interface card
              Place controller offline
            Replace host interface card
              Step 1: Remove controller canister
              Step 2: Install host interface card
              Step 3: Reinstall controller canister
            Complete host interface card replacement
              Place controller online
        Host port protocol
          Overview and requirements
            Host protocol overview
            Which host ports can you change
            Requirements for changing the host protocol
            Considerations for changing the host protocol
          Change host protocol
            Determine whether you have dual-protocol SFPs
            Obtain the feature pack
            Stop host I/O
            Change the feature pack
            Complete host protocol conversion
              Complete FC to iSCSI conversion
              Complete iSCSI to FC conversion
              Complete FC to FC/iSCSI conversion
              Complete iSCSI to FC/iSCSI conversion
              Complete FC/iSCSI to FC conversion
              Complete FC/iSCSI to FC conversion
      System upgrade
        Upgrade ThinkSystem SAN OS software
          Overview and upgrade considerations
            Considerations for upgrading software and firmware with SAN OS software
            Considerations for upgrading software and firmware with ThinkSystem SAN Manager
            Considerations for upgrading drive firmware
            Workflows for upgrading software and firmware
          Upgrade software and firmware with SAN OS software
            Download software files from support site
            Transfer software files to the controllers
            Activate software files
            Complete software and firmware upgrade
          Upgrade software and firmware with ThinkSystem SAN Manager
            Perform pre-upgrade health check
            Download software files from support site
            Transfer software files to the controllers
            Activate staged software files (optional)
          Upgrade drive firmware
            Download drive firmware files from support site
            Begin drive firmware upgrade
        Additional information
          How to access the End-User License Agreement
            Legal Information
      System monitoring
        Understanding the controller LEDs and displays
          LEDs on the rear of controllers
          LEDs on the operator display panel
            Setting the shelf ID with the ODP push button
          LEDs on the drives
          LEDs on the drive drawer
          LEDs on the IOMs
          LEDs on the power-fan canister
          LEDs on the power canister
          LEDs on the fan canister
          Seven-segment display overview
        Critical Events Reference
      Getting help and technical assistance
    Version 11.60.2 and 11.60.3
      PDF files
      Introduction
        DE Series hardware overview
          Front view
          Rear view
          Specifications of DE2000 series
          Specifications of DE4000 series
          Specifications of DE6000 series
          Specifications of drive shelves
        Management software overview
      System setup and configuration
        Initial Setup
        Rail kit installation instructions
          DM/DE Series 2U24, 3U, 4U rail kit installation instructions
          DM/DE Series 2U12 rail kit installation instructions
        Cabling your storage system
          Overview and requirements
          Host cabling
            Cabling for a direct-attached topology
            Cabling for a switch topology
          Drive shelf cabling
            Cabling a 12-drive or 24-drive shelf
            Cabling a 60-drive shelf
          Power cabling
          Power sequencing of a multi-enclosure array
          Hot adding a drive shelf
            Prepare to add the drive shelf
            Install the drive shelf and apply power
            Connect the drive shelf
            Complete hot add
          Ethernet cabling for a management station
            Direct topology
            Switch topology
        Windows express configuration
          Decide whether to use this Express method
          Understand the workflow
          Verify the Windows configuration is supported
          Configure management port IP addresses
          Configure the multipath software
          Install for SMcli and Host Context Agent (HCA)
          Access and use the Setup wizard
          Perform FC-specific tasks
            Configuring the FC switches - Windows
            Determining host WWPNs and making the recommended settings - FC, Windows
            FC worksheet for Windows
          Perform iSCSI-specific tasks
            Configuring the switches - iSCSI, Windows
            Configuring networking - iSCSI Windows
            Configuring array-side networking - iSCSI, Windows
            Configuring host-side networking—iSCSI
            Verifying IP network connections - iSCSI, Windows
            Recording iSCSI-specific information for Windows
              iSCSI worksheet - Windows
          Perform SAS-specific tasks
            Determining SAS host identifiers - Windows
            Recording SAS-specific information for Windows
              SAS worksheet - Windows
          Discover storage on the host
          Configure storage on the host
          Verify storage access on the host
          Multi-Path setup for Windows
        VMware express configuration
          Deciding whether to use this Express method
          Understand the workflow
          Verify the VMware configuration is supported
          Configure management port IP addresses using DHCP
          Configure the multipath software
          Access and use the Setup wizard
          Perform FC-specific tasks
            Configuring the FC switches - VMware
            Determining the host port WWPNs—FC
            FC worksheet for VMware
          Perform iSCSI-specific tasks
            Configuring the switches - iSCSI, VMware
            Configuring networking - iSCSI VMware
            Configuring array-side networking - iSCSI, VMware
            Configuring host-side networking—iSCSI
            Verifying IP network connections - iSCSI, VMware
            Recording iSCSI-specific information for VMware
              iSCSI worksheet - VMware
          Perform SAS-specific tasks
            Determining SAS host identifiers - VMware
            Recording SAS-specific information for VMware
              SAS worksheet - VMware
          Discover storage on the host
          Configure storage on the host
          Verify storage access on the host
          Multi-Path setup for VMware
        Linux express configuration
          Decide whether to use this Express method
          Fibre Channel Express Setup
            Verify the Linux configuration is supported
            Configure IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use the Setup wizard
            Configure the multipath software
             Setting up the multipath.conf file
            Configure the FC switches
            Determine host WWPNs and make the recommended settings
            Create partitions and filesystems
            Verify storage access on the host
            Record FC-specifc information for Linux
              FC worksheet for Linux
          SAS Express Setup
            Verify the Linux configuration is supported
            Configure IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use the Setup wizard
            Configure the multipath software
            Setting up the multipath.conf file
            Determine SAS host identifiers - Linux
            Create partitions and filesystems
            Verify storage access on the host
            Record SAS-specific information for Linux
              SAS worksheet - Linux
          iSCSI Express Setup
            Verify the Linux configuration is supported
            Configure IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use the Setup wizard
            Configure the multipath software
            Setting up the multipath.conf file
            Configure the switches
              Configure networking
              Configure array-side networking
              Configure host-side networking
              Verify IP network connections
              Create partitions and filesystems
              Verify storage access on the host
              Record iSCSI-specific information for Linux
                iSCSI worksheet - Linux
          NVMe over RoCE Express Setup
            Verify the Linux configuration is supported
              NVMe over RoCE restrictions
            Configuring IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use Setup wizard
            Configure the switch
            Set up NVMe over RoCE on the host side
            Configure storage array NVMe over RoCE connections
            Discover and connect to the storage from the host
            Define a host
            Assign a volume
            Set up failover on the host
              Configuring the host to run failover
            Accessing NVMe Volumes
              Accessing NVMe volumes for virtual device targets
            Create filesystems
              Create filesystems (RHEL 7 and SLES 12)
            Verify storage access on the host
            Record NVMe over RoCE-specific information for Linux
              NVMe over RoCE worksheet for Linux
          NVMe over Fibre Channel Express Setup
            Verify the Linux configuration is supported
              NVMe over Fibre Channel restrictions
            Configuring IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use Setup wizard
            Configure the FC switches
            Set up NVMe over Fibre Channel on the host side
            Define a host
            Assign a volume
            Display the volumes visible to the host
            Set up failover on the host
              Accessing NVMe volumes for physical NVMe device targets
            Create filesystems
            Verify storage access on the host
            Record NVMe over Fibre Channel-specific information for Linux
              NVMe over Fibre Channel worksheet for Linux
          Multi-Path setup for Linux
      Hardware replacement procedures
        Batteries
          Overview and requirements
            Battery overview
            Requirements for replacing a failed battery
          Replace battery
            Prepare to replace battery
              Place controller offline
            Remove failed battery
              Step 1: Remove controller canister
              Step 2: Remove failed battery
            Install new battery
              Step 1: Install new battery
              Step 2: Re-install controller canister
            Complete battery replacement
              Place controller online
        Controllers
          Overview and requirements
            Controller overview
            Requirements for replacing controller
          Replace a controller
            Prepare to replace controller
            Remove failed controller
              Step 1: Remove controller canister
              Step 2: Remove battery
              Step 3: Remove host interface card
            Install new controller
              Step 1: Install battery
              Step 2: Install host interface card
              Step 3: Install new controller canister
            Complete controller replacement
        Power-fan canisters
          Overview and requirements
            Power supply overview
            Requirements for replacing a power supply
          Replace power supply (12-drive or 24-drive)
            Prepare to replace power supply
            Remove failed power supply
            Install new power supply
            Complete power supply replacement
        Canister
          Overview and requirements
            Power canister overview
            Fan canister overview
            Requirements for replacing a power canister
            Requirements for replacing a fan canister
          Replace power canister
            Prepare to replace power canister
            Remove failed power canister
            Install new power canister
            Complete power canister replacement
          Replace fan canister
            Prepare to replace fan canister
            Remove failed fan canister and install new one
            Complete fan canister replacement
        Drives
          Overview and requirements
            Drives overview
            Requirements for handling drives
          Replace drive (12-drive, 24-drive or 60-drive)
            Prepare to replace drive (12-drive or 24-drive)
            Remove failed drive (12-drive or 24-drive)
            Install new drive (12-drive or 24-drive)
            Prepare to replace drive (60-drive)
            Remove failed drive (60-drive)
            Install new drive (60-drive)
            Complete drive replacement (12-drive, 24-drive or 60–drive)
          Hot-add drive to a system
        Host interface cards
          Overview and requirements
            Host interface card overview
            Requirements for adding, upgrading or replacing a HIC
          Add host interface cards
            Prepare to add host interface cards
            Add host interface card
              Step 1: Remove controller canister
              Step 2: Install host interface card
              Step 3: Reinstall controller canister
            Complete adding a host interface card
          Upgrade host interface card
            Prepare to upgrade host interface cards
            Upgrade host interface card
              Step 1: Remove controller canister
              Step 2: Remove a host interface card
              Step 3: Install host interface card
              Step 4: Reinstall controller canister
            Complete host interface card upgrade
          Replace host interface card
            Prepare to replace host interface card
              Place controller offline
            Replace host interface card
              Step 1: Remove controller canister
              Step 2: Install host interface card
              Step 3: Reinstall controller canister
            Complete host interface card replacement
              Place controller online
        Host port protocol
          Overview and requirements
            Host protocol overview
            Which host ports can you change
            Requirements for changing the host protocol
            Considerations for changing the host protocol
          Change host protocol
            Determine whether you have dual-protocol SFPs
            Obtain the feature pack
            Stop host I/O
            Change the feature pack
            Complete host protocol conversion
              Complete FC to iSCSI conversion
              Complete iSCSI to FC conversion
              Complete FC to FC/iSCSI conversion
              Complete iSCSI to FC/iSCSI conversion
              Complete FC/iSCSI to FC conversion
              Complete FC/iSCSI to FC conversion
      System upgrade
        Upgrade ThinkSystem SAN OS software
          Overview and upgrade considerations
            Considerations for upgrading software and firmware with SAN OS software
            Considerations for upgrading software and firmware with ThinkSystem SAN Manager
            Considerations for upgrading drive firmware
            Workflows for upgrading software and firmware
          Upgrade software and firmware with SAN OS software
            Download software files from support site
            Transfer software files to the controllers
            Activate software files
            Complete software and firmware upgrade
          Upgrade software and firmware with ThinkSystem SAN Manager
            Perform pre-upgrade health check
            Download software files from support site
            Transfer software files to the controllers
            Activate staged software files (optional)
          Upgrade drive firmware
            Download drive firmware files from support site
            Begin drive firmware upgrade
        Additional information
          How to access the End-User License Agreement
            Legal Information
      System monitoring
        Understanding the controller LEDs and displays
          LEDs on the rear of controllers
          LEDs on the operator display panel
            Setting the shelf ID with the ODP push button
          LEDs on the drives
          LEDs on the drive drawer
          LEDs on the IOMs
          LEDs on the power-fan canister
          LEDs on the power canister
          LEDs on the fan canister
          Seven-segment display overview
        Critical Events Reference
      Getting help and technical assistance
    Version 11.70.1
      PDF files
      Introduction
        DE Series hardware overview
          Front view
          Rear view
          Specifications of DE2000 series
          Specifications of DE4000 series
          Specifications of DE6000 series
          Specifications of drive shelves
        Management software overview
      System setup and configuration
        Initial Setup
        Rail kit installation instructions
          DM/DE Series 2U24, 3U, 4U rail kit installation instructions
          DM/DE Series 2U12 rail kit installation instructions
        Cabling your storage system
          Overview and requirements
          Host cabling
            Cabling for a direct-attached topology
            Cabling for a switch topology
          Drive shelf cabling
            Cabling a 12-drive or 24-drive shelf
            Cabling a 60-drive shelf
          Power cabling
          Power sequencing of a multi-enclosure array
          Hot adding a drive shelf
            Prepare to add the drive shelf
            Install the drive shelf and apply power
            Connect the drive shelf
            Complete hot add
          Ethernet cabling for a management station
            Direct topology
            Switch topology
        Windows express configuration
          Decide whether to use this Express method
          Understand the workflow
          Verify the Windows configuration is supported
          Configure management port IP addresses
          Configure the multipath software
          Install for SMcli and Host Context Agent (HCA)
          Access and use the Setup wizard
          Perform FC-specific tasks
            Configuring the FC switches - Windows
            Determining host WWPNs and making the recommended settings - FC, Windows
            FC worksheet for Windows
          Perform iSCSI-specific tasks
            Configuring the switches - iSCSI, Windows
            Configuring networking - iSCSI Windows
            Configuring array-side networking - iSCSI, Windows
            Configuring host-side networking—iSCSI
            Verifying IP network connections - iSCSI, Windows
            Recording iSCSI-specific information for Windows
              iSCSI worksheet - Windows
          Perform SAS-specific tasks
            Determining SAS host identifiers - Windows
            Recording SAS-specific information for Windows
              SAS worksheet - Windows
          Discover storage on the host
          Configure storage on the host
          Verify storage access on the host
          Multi-Path setup for Windows
        VMware express configuration
          Deciding whether to use this Express method
          Understand the workflow
          Verify the VMware configuration is supported
          Configure management port IP addresses using DHCP
          Configure the multipath software
          Access and use the Setup wizard
          Perform FC-specific tasks
            Configuring the FC switches - VMware
            Determining the host port WWPNs—FC
            FC worksheet for VMware
          Perform NMVe over FC-specific tasks
            Configuring the NVMe/FC switches
            Determine the host ports WWPNs - NVMe/FC VMware
            Enable HBA Driver
            NVMe/FC worksheet for VMware
          Perform iSCSI-specific tasks
            Configuring the switches - iSCSI, VMware
            Configuring networking - iSCSI VMware
            Configuring array-side networking - iSCSI, VMware
            Configuring host-side networking—iSCSI
            Verifying IP network connections - iSCSI, VMware
            Recording iSCSI-specific information for VMware
              iSCSI worksheet - VMware
          Perform SAS-specific tasks
            Determining SAS host identifiers - VMware
            Recording SAS-specific information for VMware
              SAS worksheet - VMware
          Discover storage on the host
          Configure storage on the host
          Verify storage access on the host
          Multi-Path setup for VMware
        Linux express configuration
          Decide whether to use this Express method
          Fibre Channel Express Setup
            Verify the Linux configuration is supported
            Configure IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use the Setup wizard
            Configure the multipath software
             Setting up the multipath.conf file
            Configure the FC switches
            Determine host WWPNs and make the recommended settings
            Create partitions and filesystems
            Verify storage access on the host
            Record FC-specifc information for Linux
              FC worksheet for Linux
          SAS Express Setup
            Verify the Linux configuration is supported
            Configure IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use the Setup wizard
            Configure the multipath software
            Setting up the multipath.conf file
            Determine SAS host identifiers - Linux
            Create partitions and filesystems
            Verify storage access on the host
            Record SAS-specific information for Linux
              SAS worksheet - Linux
          iSCSI Express Setup
            Verify the Linux configuration is supported
            Configure IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use the Setup wizard
            Configure the multipath software
            Setting up the multipath.conf file
            Configure the switches
              Configure networking
              Configure array-side networking
              Configure host-side networking
              Verify IP network connections
              Create partitions and filesystems
              Verify storage access on the host
              Record iSCSI-specific information for Linux
                iSCSI worksheet - Linux
          NVMe over RoCE Express Setup
            Verify the Linux configuration is supported
              NVMe over RoCE restrictions
            Configuring IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use Setup wizard
            Configure the switch
            Set up NVMe over RoCE on the host side
            Configure storage array NVMe over RoCE connections
            Discover and connect to the storage from the host
            Define a host
            Assign a volume
            Set up failover on the host
              Configuring the host to run failover
            Accessing NVMe Volumes
              Accessing NVMe volumes for virtual device targets
            Create filesystems
              Create filesystems (RHEL 7 and SLES 12)
            Verify storage access on the host
            Record NVMe over RoCE-specific information for Linux
              NVMe over RoCE worksheet for Linux
          NVMe over Fibre Channel Express Setup
            Verify the Linux configuration is supported
              NVMe over Fibre Channel restrictions
            Configuring IP addresses using DHCP
            Install for SMcli (ThinkSystem software version 11.53 or earlier)
            Access and use Setup wizard
            Configure the FC switches
            Set up NVMe over Fibre Channel on the host side
            Define a host
            Assign a volume
            Display the volumes visible to the host
            Set up failover on the host
              Accessing NVMe volumes for physical NVMe device targets
            Create filesystems
            Verify storage access on the host
            Record NVMe over Fibre Channel-specific information for Linux
              NVMe over Fibre Channel worksheet for Linux
          Multi-Path setup for Linux
      Hardware replacement procedures
        Batteries
          Overview and requirements
            Battery overview
            Requirements for replacing a failed battery
          Replace battery
            Prepare to replace battery
              Place controller offline
            Remove failed battery
              Step 1: Remove controller canister
              Step 2: Remove failed battery
            Install new battery
              Step 1: Install new battery
              Step 2: Re-install controller canister
            Complete battery replacement
              Place controller online
        Controllers
          Overview and requirements
            Controller overview
            Requirements for replacing controller
          Replace a controller
            Prepare to replace controller
            Remove failed controller
              Step 1: Remove controller canister
              Step 2: Remove battery
              Step 3: Remove host interface card
            Install new controller
              Step 1: Install battery
              Step 2: Install host interface card
              Step 3: Install new controller canister
            Complete controller replacement
        Power-fan canisters
          Overview and requirements
            Power supply overview
            Requirements for replacing a power supply
          Replace power supply (12-drive or 24-drive)
            Prepare to replace power supply
            Remove failed power supply
            Install new power supply
            Complete power supply replacement
        Canister
          Overview and requirements
            Power canister overview
            Fan canister overview
            Requirements for replacing a power canister
            Requirements for replacing a fan canister
          Replace power canister
            Prepare to replace power canister
            Remove failed power canister
            Install new power canister
            Complete power canister replacement
          Replace fan canister
            Prepare to replace fan canister
            Remove failed fan canister and install new one
            Complete fan canister replacement
        Drives
          Overview and requirements
            Drives overview
            Requirements for handling drives
          Replace drive (12-drive, 24-drive or 60-drive)
            Prepare to replace drive (12-drive or 24-drive)
            Remove failed drive (12-drive or 24-drive)
            Install new drive (12-drive or 24-drive)
            Prepare to replace drive (60-drive)
            Remove failed drive (60-drive)
            Install new drive (60-drive)
            Complete drive replacement (12-drive, 24-drive or 60–drive)
          Hot-add drive to a system
        Host interface cards
          Overview and requirements
            Host interface card overview
            Requirements for adding, upgrading or replacing a HIC
          Add host interface cards
            Prepare to add host interface cards
            Add host interface card
              Step 1: Remove controller canister
              Step 2: Install host interface card
              Step 3: Reinstall controller canister
            Complete adding a host interface card
          Upgrade host interface card
            Prepare to upgrade host interface cards
            Upgrade host interface card
              Step 1: Remove controller canister
              Step 2: Remove a host interface card
              Step 3: Install host interface card
              Step 4: Reinstall controller canister
            Complete host interface card upgrade
          Replace host interface card
            Prepare to replace host interface card
              Place controller offline
            Replace host interface card
              Step 1: Remove controller canister
              Step 2: Install host interface card
              Step 3: Reinstall controller canister
            Complete host interface card replacement
              Place controller online
        Host port protocol
          Overview and requirements
            Host protocol overview
            Which host ports can you change
            Requirements for changing the host protocol
            Considerations for changing the host protocol
          Change host protocol
            Determine whether you have dual-protocol SFPs
            Obtain the feature pack
            Stop host I/O
            Change the feature pack
            Complete host protocol conversion
              Complete FC to iSCSI conversion
              Complete iSCSI to FC conversion
              Complete FC to FC/iSCSI conversion
              Complete iSCSI to FC/iSCSI conversion
              Complete FC/iSCSI to FC conversion
              Complete FC/iSCSI to FC conversion
      System upgrade
        Upgrade ThinkSystem SAN OS software
          Overview and upgrade considerations
            Considerations for upgrading software and firmware with SAN OS software
            Considerations for upgrading software and firmware with ThinkSystem SAN Manager
            Considerations for upgrading drive firmware
            Workflows for upgrading software and firmware
          Upgrade software and firmware with SAN OS software
            Download software files from support site
            Transfer software files to the controllers
            Activate software files
            Complete software and firmware upgrade
          Upgrade software and firmware with ThinkSystem SAN Manager
            Perform pre-upgrade health check
            Download software files from support site
            Transfer software files to the controllers
            Activate staged software files (optional)
          Upgrade drive firmware
            Download drive firmware files from support site
            Begin drive firmware upgrade
        Additional information
          How to access the End-User License Agreement
            Legal Information
      System monitoring
        Understanding the controller LEDs and displays
          LEDs on the rear of controllers
          LEDs on the operator display panel
            Setting the shelf ID with the ODP push button
          LEDs on the drives
          LEDs on the drive drawer
          LEDs on the IOMs
          LEDs on the power-fan canister
          LEDs on the power canister
          LEDs on the fan canister
          Seven-segment display overview
        Critical Events Reference
      Getting help and technical assistance
  ThinkSystem SAN Manager
    Version 3.0
      Help Dashboard for ThinkSystem SAN Manager
       Home
        SAN Manager overview
           Concepts
            Interface overview
            Supported browsers
        SAN Manager administration
           Concepts
             Administrator password protection
           How tos
            Change the admin password
             Change storage array passwords
             Manage session timeouts
      Manage
         Add/Discover storage arrays
           Concepts
            Considerations for discovering arrays
           How tos
            Discover multiple storage arrays
               Enter network address
               Resolve self-signed certificates
               Resolve untrusted certificates
               Provide passwords
             Discover single array
        Launch System Manager
          Concepts
            Considerations for accessing ThinkSystem System Manager
          How tos
            Manage an individual storage array
        Import Settings
          Concepts
            How Import Settings works
            Requirements for replicating storage configurations
          How tos
            Import alert settings
            Import AutoSupport settings
            Import directory services settings
            Import system settings
            Import storage configuration settings
          FAQs
            What settings will be imported?
            Why don't I see all of my storage arrays?
        Manage groups
          Concepts
            Storage array groups
            Storage array status
          How tos
            Manage groups
              Create storage array group
              Delete storage array group
              Rename storage array group
              Add storage array to group
              Remove storage arrays from group
             Remove storage arrays from ThinkSystem SAN Manager
      Certificates and Access
         Certificate Management
           Concepts
             How certificates work
             Certificate terminology
           How tos
            Complete a CA certificate signing request (CSR)
            Import management certificates
             Reset management certificates
             Import certificates for arrays
             View certificates
             Export certificates
             Delete trusted certificates
         Access Management
           Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
           How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
           FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             What are the local users?
      Contacting Support
      Notices
      Trademarks
    Version 3.1
      Help Dashboard for ThinkSystem SAN Manager
       Home
        SAN Manager overview
           Concepts
            What's new in ThinkSystem SAN Manager
            Interface overview
            Supported browsers
        SAN Manager administration
           Concepts
             Administrator password protection
           How tos
            Change the admin password
             Change storage array passwords
             Manage session timeouts
      Manage
         Add/Discover storage arrays
           Concepts
            Considerations for discovering arrays
           How tos
            Discover multiple storage arrays
               Enter network address
              Resolve self-signed certificates during discovery
              Resolve untrusted certificates during discovery
               Provide passwords
             Discover single array
        Launch System Manager
          Concepts
            Considerations for accessing ThinkSystem System Manager
          How tos
            Manage an individual storage array
        Import Settings
          Concepts
            How Import Settings works
            Requirements for replicating storage configurations
          How tos
            Import alert settings
            Import AutoSupport settings
            Import directory services settings
            Import system settings
            Import storage configuration settings
          FAQs
            What settings will be imported?
            Why don't I see all of my storage arrays?
        Manage groups
          Concepts
            Storage array groups
            Storage array status
          How tos
            Manage groups
              Create storage array group
              Delete storage array group
              Rename storage array group
              Add storage array to group
              Remove storage arrays from group
             Remove storage arrays from ThinkSystem SAN Manager
         Upgrade Center
           Concepts
            How upgrades work
            Upgrade considerations
           How tos
            Perform pre-upgrade health check
            Upgrade ThinkSystem SAN OS
            Activate staged OS software
            Manage software repository
            Clear staged OS software
      Certificates and Access
         Certificate Management
           Concepts
             How certificates work
             Certificate terminology
           How tos
            Complete a CA certificate signing request (CSR)
            Import management certificates
             Reset management certificates
             Import certificates for arrays
            View certificates
            Export certificates
             Delete trusted certificates
            Resolve untrusted certificates
         Access Management
           Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
           How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
           FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             What are the local users?
      Contacting Support
      Notices
      Trademarks
    Version 3.2
      Help Dashboard for ThinkSystem SAN Manager
       Home
        SAN Manager overview
           Concepts
            What's new in ThinkSystem SAN Manager
            Interface overview
            Supported browsers
        SAN Manager administration
           Concepts
             Administrator password protection
           How tos
            Change the admin password
             Change storage array passwords
             Manage session timeouts
      Manage
         Add/Discover storage arrays
           Concepts
            Considerations for discovering arrays
           How tos
            Discover multiple storage arrays
               Enter network address
              Resolve self-signed certificates during discovery
              Resolve untrusted certificates during discovery
               Provide passwords
             Discover single array
        Launch System Manager
          Concepts
            Considerations for accessing ThinkSystem System Manager
          How tos
            Manage an individual storage array
        Import Settings
          Concepts
            How Import Settings works
            Requirements for replicating storage configurations
          How tos
            Import alert settings
            Import AutoSupport settings
            Import directory services settings
            Import system settings
            Import storage configuration settings
          FAQs
            What settings will be imported?
            Why don't I see all of my storage arrays?
        Manage groups
          Concepts
            Storage array groups
            Storage array status
          How tos
            Manage groups
              Create storage array group
              Delete storage array group
              Rename storage array group
              Add storage array to group
              Remove storage arrays from group
             Remove storage arrays from ThinkSystem SAN Manager
         Upgrade Center
           Concepts
            How upgrades work
            Upgrade considerations
           How tos
            Perform pre-upgrade health check
            Upgrade ThinkSystem SAN OS
            Activate staged OS software
            Manage software repository
            Clear staged OS software
      Certificates and Access
         Certificate Management
           Concepts
             How certificates work
             Certificate terminology
           How tos
            Complete a CA certificate signing request (CSR)
            Import management certificates
             Reset management certificates
             Import certificates for arrays
            View certificates
            Export certificates
             Delete trusted certificates
            Resolve untrusted certificates
         Access Management
           Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
           How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
           FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             What are the local users?
      Contacting Support
      Notices
      Trademarks
    Version 4.1
      Help Dashboard for ThinkSystem SAN Manager
       Home
        SAN Manager overview
          Concepts
            What's new in ThinkSystem SAN Manager
            Interface overview
            Supported browsers
        SAN Manager administration
          Concepts
             Administrator password protection
          How tos
            Change the admin password
             Change storage array passwords
             Manage session timeouts
      Manage
        Add/Discover storage arrays
          Concepts
            Considerations for discovering arrays
          How tos
            Discover multiple storage arrays
               Enter network address
              Resolve self-signed certificates during discovery
              Resolve untrusted certificates during discovery
               Provide passwords
             Discover single array
        Launch System Manager
          Concepts
            Considerations for accessing ThinkSystem System Manager
          How tos
            Manage an individual storage array
        Import Settings
          Concepts
            How Import Settings works
            Requirements for replicating storage configurations
          How tos
            Import alert settings
            Import AutoSupport settings
            Import directory services settings
            Import system settings
            Import storage configuration settings
          FAQs
            What settings will be imported?
            Why don't I see all of my storage arrays?
        Manage groups
          Concepts
            Storage array groups
            Storage array status
          How tos
            Manage groups
              Create storage array group
              Delete storage array group
              Rename storage array group
              Add storage array to group
              Remove storage arrays from group
             Remove storage arrays from ThinkSystem SAN Manager
        Upgrade Center
          Concepts
            How upgrades work
            Upgrade considerations
          How tos
            Perform pre-upgrade health check
            Upgrade ThinkSystem SAN OS
            Activate staged OS software
            Manage software repository
            Clear staged OS software
      Certificates and Access
        Certificate Management
          Concepts
             How certificates work
             Certificate terminology
          How tos
            Complete a CA certificate signing request (CSR)
            Import management certificates
             Reset management certificates
             Import certificates for arrays
            View certificates
            Export certificates
             Delete trusted certificates
            Resolve untrusted certificates
        Access Management
          Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
          How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
          FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             What are the local users?
      Contacting Support
      Notices
      Trademarks
    Version 4.2
      Help Dashboard for ThinkSystem SAN Manager
       Home
        SAN Manager overview
          Concepts
            What's new in ThinkSystem SAN Manager
            Interface overview
            Supported browsers
         SAN Manager administration
          Concepts
             Administrator password protection
          How tos
             Change the admin password
             Change storage array passwords
             Manage session timeouts
      Manage
        Add/Discover storage arrays
          Concepts
            Considerations for discovering arrays
          How tos
            Discover multiple storage arrays
               Enter network address
              Resolve self-signed certificates during discovery
              Resolve untrusted certificates during discovery
               Provide passwords
             Discover single array
        Launch System Manager
          Concepts
            Considerations for accessing ThinkSystem System Manager
          How tos
            Manage an individual storage array
        Import Settings
          Concepts
            How Import Settings works
            Requirements for replicating storage configurations
          How tos
            Import alert settings
            Import AutoSupport settings
            Import directory services settings
            Import system settings
            Import storage configuration settings
          FAQs
            What settings will be imported?
            Why don't I see all of my storage arrays?
        Mirroring
          Concepts
            Mirroring overview
            Mirroring configuration workflow
            Mirroring terminology
            Requirements for using mirroring
          How tos
            Create asynchronous mirrored pair
              Step 1: Create or select a mirror consistency group
              Step 2: Select the primary volume
              Step 3: Select the secondary volume
            Create synchronous mirrored pair
              Step 1: Select the primary volume
              Step 2: Select the secondary volume
              Step 3: Select synchronization settings
          FAQs
            What do I need to know before creating a mirror consistency group?
            What do I need to know before creating a mirrored pair?
            Why would I change this percentage?
            Why do I see more than one reserved capacity candidate?
            Why don’t I see all my volumes?
            Why don’t I see all the volumes on the remote storage array?
            What impact does synchronization priority have on synchronization rates?
            Why is it recommended to use a manual synchronization policy?
        Manage groups
          Concepts
            Storage array groups
            Storage array status
          How tos
            Manage groups
              Create storage array group
              Delete storage array group
              Rename storage array group
              Add storage array to group
              Remove storage arrays from group
             Remove storage arrays from ThinkSystem SAN Manager
        Upgrade Center
          Concepts
            How upgrades work
            Upgrade considerations
          How tos
            Perform pre-upgrade health check
            Upgrade ThinkSystem SAN OS
            Activate staged OS software
            Manage software repository
            Clear staged OS software
      Certificates and Access
        Certificate Management
          Concepts
             How certificates work
            Certificate terminology
          How tos
            Complete a CA certificate signing request (CSR)
            Import management certificates
             Reset management certificates
             Import certificates for arrays
            View certificates
            Export certificates
             Delete trusted certificates
            Resolve untrusted certificates
        Access Management
          Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
          How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
          FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             What are the local users?
      Contacting Support
      Notices
      Trademarks
    Version 5.0
      Help Dashboard for ThinkSystem SAN Manager
       Home
        SAN Manager overview
          Concepts
            What's new in ThinkSystem SAN Manager
            Interface overview
            Supported browsers
         SAN Manager administration
          Concepts
             Administrator password protection
          How tos
             Change the admin password
             Change storage array passwords
             Manage session timeouts
      Manage
        Add/Discover storage arrays
          Concepts
            Considerations for discovering arrays
          How tos
            Discover multiple storage arrays
               Enter network address
              Resolve self-signed certificates during discovery
              Resolve untrusted certificates during discovery
               Provide passwords
             Discover single array
        Launch System Manager
          Concepts
            Considerations for accessing ThinkSystem System Manager
          How tos
            Manage an individual storage array
        Import Settings
          Concepts
            How Import Settings works
            Requirements for replicating storage configurations
          How tos
            Import alert settings
            Import AutoSupport settings
            Import directory services settings
            Import system settings
            Import storage configuration settings
          FAQs
            What settings will be imported?
            Why don't I see all of my storage arrays?
        Mirroring
          Concepts
            Mirroring overview
            Mirroring configuration workflow
            Mirroring terminology
            Requirements for using mirroring
          How tos
            Create asynchronous mirrored pair
              Step 1: Create or select a mirror consistency group
              Step 2: Select the primary volume
              Step 3: Select the secondary volume
            Create synchronous mirrored pair
              Step 1: Select the primary volume
              Step 2: Select the secondary volume
              Step 3: Select synchronization settings
          FAQs
            What do I need to know before creating a mirror consistency group?
            What do I need to know before creating a mirrored pair?
            Why would I change this percentage?
            Why do I see more than one reserved capacity candidate?
            Why don’t I see all my volumes?
            Why don’t I see all the volumes on the remote storage array?
            What impact does synchronization priority have on synchronization rates?
            Why is it recommended to use a manual synchronization policy?
        Manage groups
          Concepts
            Storage array groups
            Storage array status
          How tos
            Manage groups
              Create storage array group
              Delete storage array group
              Rename storage array group
              Add storage array to group
              Remove storage arrays from group
             Remove storage arrays from ThinkSystem SAN Manager
        Upgrade Center
          Concepts
            How upgrades work
            Upgrade considerations
          How tos
            Perform pre-upgrade health check
            Upgrade ThinkSystem SAN OS
            Activate staged OS software
            Manage software repository
            Clear staged OS software
      Certificates and Access
        Certificate Management
          Concepts
             How certificates work
            Certificate terminology
          How tos
            Use CA-signed certificates
              Complete a CA certificate signing request (CSR)
              Submit CSR file
              Import management certificates
            Reset management certificates
             Import certificates for arrays
            View certificates
            Export certificates
             Delete trusted certificates
            Resolve untrusted certificates
        Access Management
          Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
          How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
          FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             What are the local users?
      Contacting Support
      Notices
      Trademarks
    Version 5.1
      Help Dashboard for ThinkSystem SAN Manager
       Home
        SAN Manager overview
          Concepts
            What's new in ThinkSystem SAN Manager
            Interface overview
            Supported browsers
         SAN Manager administration
          Concepts
             Administrator password protection
          How tos
             Change the admin password
             Change storage array passwords
             Manage session timeouts
      Manage
        Add/Discover storage arrays
          Concepts
            Considerations for discovering arrays
          How tos
            Discover multiple storage arrays
               Enter network address
              Resolve self-signed certificates during discovery
              Resolve untrusted certificates during discovery
               Provide passwords
             Discover single array
        Launch System Manager
          Concepts
            Considerations for accessing ThinkSystem System Manager
          How tos
            Manage an individual storage array
        Import Settings
          Concepts
            How Import Settings works
            Requirements for replicating storage configurations
          How tos
            Import alert settings
            Import AutoSupport settings
            Import directory services settings
            Import system settings
            Import storage configuration settings
          FAQs
            What settings will be imported?
            Why don't I see all of my storage arrays?
        Mirroring
          Concepts
            Mirroring overview
            Mirroring configuration workflow
            Mirroring terminology
            Requirements for using mirroring
          How tos
            Create asynchronous mirrored pair
              Step 1: Create or select a mirror consistency group
              Step 2: Select the primary volume
              Step 3: Select the secondary volume
            Create synchronous mirrored pair
              Step 1: Select the primary volume
              Step 2: Select the secondary volume
              Step 3: Select synchronization settings
          FAQs
            What do I need to know before creating a mirror consistency group?
            What do I need to know before creating a mirrored pair?
            Why would I change this percentage?
            Why do I see more than one reserved capacity candidate?
            Why don’t I see all my volumes?
            Why don’t I see all the volumes on the remote storage array?
            What impact does synchronization priority have on synchronization rates?
            Why is it recommended to use a manual synchronization policy?
        Manage groups
          Concepts
            Storage array groups
            Storage array status
          How tos
            Manage groups
              Create storage array group
              Delete storage array group
              Rename storage array group
              Add storage array to group
              Remove storage arrays from group
             Remove storage arrays from ThinkSystem SAN Manager
        Upgrade Center
          Concepts
            How upgrades work
            Upgrade considerations
          How tos
            Perform pre-upgrade health check
            Upgrade ThinkSystem SAN OS
            Activate staged OS software
            Manage software repository
            Clear staged OS software
      Certificates and Access
        Certificate Management
          Concepts
             How certificates work
            Certificate terminology
          How tos
            Use CA-signed certificates
              Complete a CA certificate signing request (CSR)
              Submit CSR file
              Import management certificates
            Reset management certificates
             Import certificates for arrays
            View certificates
            Export certificates
             Delete trusted certificates
            Resolve untrusted certificates
        Access Management
          Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
          How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
          FAQs
            Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             What are the local users?
      Contacting Support
      Notices
      Trademarks
  ThinkSystem System Manager
    Version 11.50.0
       Help Dashboard for System Manager
        Home
        System Manager overview
          Concepts
            System Manager's Home page
        Setup wizard
          Concepts
            Setup wizard overview
             Setup wizard terminology
          FAQs
            What if I don't see all of my hardware components?
            What if I don't see all of my hosts?
            How do I know which host operating system type is...
            How does identifying applications help me manage my storage array...
            What is a workload?
            How do I configure SNMP or syslog alerts?
            How do I configure the delivery method for AutoSupport?
            What type of data is collected through AutoSupport?
            How do I know if I should accept the recommended...
            What do I do?
            What is a hot spare drive?
            What is a volume group?
            What are the differences between pools and volume groups?
        Storage array administration
          Concepts
            Storage array overview
            Administrator password protection
            Problem notification
            Resolve critical events
            Operations in progress
          How tos
            Set default units for capacity values
            Set default timeframe for performance graphs
            Recover from problems using recovery guru
            View operations in progress
          FAQs
            Where can I find more information about display preferences?
            What are the supported browsers?
            What are the keyboard shortcuts?
        Storage
        Pools and volume groups
          Concepts
            About pools and volume groups
            Capacity terminology
            About reserved capacity
            About SSD cache
            SSD cache restrictions
            Decide whether to use a pool or volume group
            Functional comparison of pools and volume groups
            Automatic versus manual pool creation
          How tos
            Create storage
              Create pool automatically
              Create pool manually
              Create volume group
              Create SSD cache
              Add capacity
            Manage pools and volume groups
              Change configuration settings for a pool
              Change SSD cache settings
              Change RAID level for a volume group
              View SSD cache statistics
              Check volume redundancy
              Delete pool or volume group
              Consolidate volume group free capacity
              Export/Import volume groups
            Manage drives
              Turn on locator lights in a pool, volume group or SSD cache
              Remove capacity from a pool or SSD cache
              Enable security
              Assign hot spares
              Replace drives
            Manage reserved capacity
              Increase reserved capacity
              Decrease reserved capacity
              Change the reserved capacity settings for a snapshot group
              Change the reserved capacity settings for a snapshot volume
              Change the reserved capacity settings for a consistency group
              Change the reserved capacity settings for a mirrored pair volume
              Cancel pending snapshot image
              Delete snapshot group
          FAQs
            What is a hot spare drive?
            What is a volume group?
            What is a pool?
            What is a volume?
            What is reserved capacity?
            What is FDE/FIPS security?
            What is redundancy check?
            What are the differences between pools and volume groups?
            Why would I want to manually configure a pool?
            Why are capacity alerts important?
            Why can't I increase my preservation capacity?
            Is there a limit on the number of drives I can remove from a pool?
            What media types are supported for a drive?
            Why are some drives not showing up?
            What is shelf loss protection and drawer loss protection?
            How do I maintain shelf/drawer loss protection?
            What RAID level is best for my application?
            What is Data Assurance?
            What is Full Disk Encryption?
            What do I need to know about increasing reserved capacity?
            Why can't I choose another amount to decrease by?
            Why would I change this percentage?
            Why do I need reserved capacity for every member volume?
            Why do I see more than one reserved capacity candidate?
            How do I view and interpret all SSD Cache statistics?
          Volumes
           Concepts
             Volumes in the storage array
             Volume terminology
             Workflow for creating volumes
             Data integrity and data security for volumes
             SSD Cache and volumes
             Application-specific workloads
             Actions you can perform on volumes
             Capacity for volumes
             Thin volume monitoring
             Comparison between thick volumes and thin volumes
             Copy Volume function
             Types of Copy Volume operations
           How tos
             Create storage
               Create workloads
               Create volumes
             Manage volumes
               Increase capacity of a volume
               Change settings for a volume
               Initialize volumes
               Redistribute volumes
               Change controller ownership of a volume
               Change cache settings for a volume
               Change media scan settings for a volume
               Delete volume
             Manage applications and workloads
               Add to workload
               Change workload settings
             Work with copy services
               Copy volume
               Take action on a Copy Volume operation
               Create asynchronous mirrored volume
               Create synchronous mirrored volume
               Create snapshot image
               Schedule snapshot images
             Monitor thin volumes
               Change allocated capacity limit for a thin volume
           FAQs
             What is a volume?
             Why am I seeing a capacity over-allocation error when I have enough free capacity in a volume group to create volumes?
             How does my selected workload impact volume creation?
             Why aren't these volumes associated with a workload?
             Why can’t I delete the selected workload?
             How do application-specific workloads help me manage my storage array?
             How does providing this information help create storage?
             What do I need to do to recognize the expanded capacity?
             Why don't I see all my pools and/or volume groups?
             What are the differences between pools and volume groups?
             What is segment size?
             What is preferred controller ownership?
             What is Automatic Load Balancing?
        Hosts
          Concepts
            Host terminology
            Workflow for host creation and volume assignment
            Automatic versus manual host creation
            Assigning volumes to hosts and host clusters
            Access volumes
            Restricted volume assignments
          How tos
            Configure host access
              Create host automatically
              Create host manually
              Create host cluster
              Create volume
              Assign volumes
            Manage hosts and host clusters
              Change the settings for a host
              Change the settings for a host cluster
              Unassign volumes
              Changing the host port identifiers for a host
              Delete a host or host cluster
          FAQs
            What are hosts and host clusters?
            Why would I need to create a host cluster?
            How do I know which host operating system type is correct?
            What are HBAs and adapter ports?
            How do I match the host ports to a host?
            How do I create CHAP secrets?
            What is a default cluster?
          Performance
           Concepts
             Performance overview
             Performance terminology
           How tos
             View graphical performance data
             View and save tabular performance data
             Interpret performance data
           FAQs
             How do performance statistics for individual volumes relate to the total?
             Why does data display as zero in the graphs and table?
             What does the Latency graph show?
             What does the IOPS graph show?
             What does the MiB/s graph show?
             What does the CPU graph show?
             What does the Headroom graph show?
          Snapshots
           Concepts
             How snapshot images are used
               Overview of snapshot storage
               Requirements and guidelines for snapshots
               Base volumes, reserved capacity, and snapshot groups
               Snapshot schedules and snapshot consistency groups
               Snapshot volumes
               Snapshot rollback
             Snapshot terminology
             Workflow for creating snapshot images and snapshot volumes
           How tos
             Create snapshots and snapshot objects
               Create snapshot image
               Schedule snapshot images
               Create snapshot consistency group
               Create snapshot volume
             Manage snapshot schedules
               Change the settings for a snapshot schedule
               Activate and suspend snapshot schedule
               Delete snapshot schedule
             Manage snapshot images
               View snapshot image settings
               Start snapshot image rollback for a base volume
               Start snapshot image rollback for snapshot consistency group member volumes
               Resume snapshot image rollback
               Cancel snapshot image rollback
               Delete snapshot image
             Manage snapshot consistency groups
               Add member volume to a snapshot consistency group
               Remove a member volume from a snapshot consistency group
               Change the settings for a snapshot consistency group
               Delete snapshot consistency group
             Manage snapshot volumes
               Convert snapshot volume to read-write mode
               Change the volume settings for a snapshot volume
               Copy snapshot volume
               Re-create snapshot volume
               Disable snapshot volume
               Delete snapshot volume
           FAQs
             What is a snapshot image?
             Why use snapshot images?
             What kinds of volumes can be used for snapshots?
             Why would I create a snapshot consistency group?
             What is a snapshot volume and when does it need reserved capacity?
             What is a snapshot group?
             Why would I disable a snapshot volume?
             What is the Disabled state?
             Why would I suspend a snapshot schedule?
          Asynchronous mirroring
           Concepts
             How asynchronous mirroring works
             Asynchronous mirroring terminology
             Workflow for mirroring a volume asynchronously
             Requirements for using asynchronous mirroring
             Considerations for setting up asynchronous mirroring
             Asynchronous mirror status
             Volume ownership
             Role change of a mirror consistency group
           How tos
             Mirror volumes asynchronously
               Create asynchronous mirrored volume
               Complete mirrored pair for primary volumes created with AMW
             Manage mirror consistency groups
               Test communication for mirror consistency groups
               Suspend or resume synchronization for mirror consistency group
               Change synchronization settings for a mirror consistency group
               Re-synchronize mirror consistency group manually
               View unsynchronized data amount between mirror consistency groups
               Update remote IP address
               Change mirror consistency group role to primary or secondary
               Delete mirror consistency group
             Manage asynchronous mirrored pairs
               Remove asynchronous mirror relationship
               Increase reserved capacity
               Change the reserved capacity settings for a mirrored pair volume
             Deactivate asynchronous mirroring
           FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
             Why can't I access my chosen mirroring feature?
             What do I need to know before creating a mirror consistency group?
             Asynchronous mirroring - What do I need to know before creating a mirrored pair?
             What do I need to know before increasing my reserved capacity on a mirrored pair volume?
             Why can't I increase reserved capacity with my requested amount?
             Why would I change this percentage?
             Why do I see more than one reserved capacity candidate?
             Why do I see Not Available values displayed in the table?
             Why don’t I see all of my pools and volume groups?
             Asynchronous mirroring - Why don’t I see all my volumes?
             Asynchronous mirroring - Why don’t I see all the volumes on the remote storage array?
             Why would I update my remote storage array’s IP address?
          Synchronous mirroring
           Concepts
             How synchronous mirroring works
             Synchronous mirroring terminology
             Workflow for mirroring a volume synchronously
             Synchronous mirroring activation
             Requirements for using synchronous mirroring
             Synchronous mirroring status
             Volume ownership
             Role change between volumes in a mirrored pair
           How tos
             Mirror volumes synchronously
               Create synchronous mirrored volume
             Manage synchronous mirrored pairs
               Test communication for synchronous mirroring
               Suspend and resume synchronization for a mirrored pair
               Change role between volumes in a mirrored pair
               Change synchronization settings for a mirrored pair
               Remove synchronous mirror relationship
             Deactivate synchronous mirroring
           FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
             Synchronous mirroring - Why don’t I see all my volumes?
             Synchronous mirroring - Why don’t I see all the volumes on the remote storage array?
             Synchronous mirroring - What do I need to know before creating a mirrored pair?
             What impact does synchronization priority have on synchronization rates?
             Why is it recommended to use a manual synchronization policy?
             Why do I see Not Available values displayed in the table?
        Hardware
          Shelves
           Concepts
             Hardware page overview
             Hardware terminology
           How tos
             View hardware components
             Show or hide component status
             Switch between front and back views
             Change view order of shelves
             Turn on shelf locator light
             Change shelf IDs
             View shelf component status and settings
             Update battery learn cycles
           FAQs
             What is shelf loss protection and drawer loss protection?
             What are battery learn cycles?
          Controllers
           Concepts
             Controller terminology
             Controller states
             Considerations for assigning IP addresses
           How tos
             Configure management port
             Configure iSCSI ports
             Configure NTP server addresses
             Configure DNS server addresses
             View controller settings
             Allow remote login
             Place controller online
             Place controller offline
             Place controller in service mode
             Reset (reboot) controller
           FAQs
             What is auto-negotiation?
             What is IPv6 stateless address auto-configuration?
             Which do I choose -- DHCP or manual configuration?
             What is a DHCP server?
             How do I configure my DHCP server?
             Why do I need to change the controller network configuration?
             Where do I get the network configuration?
             What are ICMP PING responses?
             When should I refresh the port configuration or the iSNS server from the DHCP server?
             What should I do after configuring the management ports?
          Drives
           Concepts
             Drive terminology
             Drive states
             Solid State Disks (SSDs)
             Hot spare drives
           How tos
             Limit the drive view
             Turn on drive locator light
             View drive status and settings
             Replace drive logically
             Reconstruct drive manually
             Initialize (format) drive
             Fail drive
             Assign hot spares
             Unassign hot spares
             Erase secure-enabled drive
           FAQs
             What is preservation capacity?
             Why would I logically replace a drive?
             Where can I view the status of a drive undergoing reconstruction?
        Settings
          Alerts
           Concepts
             How alerts work
             Alerts terminology
           How tos
             Manage email alerts
               Configure mail server and recipients for alerts
               Edit email addresses for alerts
               Add email addresses for alerts
               Delete email addresses for alerts
               Edit mail server for alerts
             Manage SNMP alerts
               Configure communities and destinations for SNMP alerts
               Edit community names for SNMP traps
               Add community names for SNMP traps
               Remove community name for SNMP traps
               Configure SNMP MIB variables
               Add trap destinations for SNMP alerts
               Delete trap destinations
             Manage syslog alerts
               Configure syslog server for alerts
               Edit syslog servers for alerts
               Add syslog servers for alerts
               Delete syslog servers for alerts
           FAQs
             What if alerts are disabled?
             How do I configure SNMP or syslog alerts?
             Why are timestamps inconsistent between the array and alerts?
          System
           Storage array settings
             Concepts
               Cache settings and performance
               Automatic load balancing overview
               Default host operating system type
             How tos
               Edit storage array name
               Turn on storage array locator lights
               Synchronize storage array clocks
               Save storage array configuration
               Clear storage array configuration
               Configure login banner
               Manage session timeouts
               Change cache settings for the storage array
               Set host connectivity reporting
               Set automatic load balancing
               Change default host type
               Enable or disable legacy management interface
             FAQs
               What is controller cache?
               What is cache flushing?
               What is cache block size?
               When should I synchronize storage array clocks?
               What is host connectivity reporting?
           iSCSI settings
             Concepts
               iSCSI terminology
             How tos
               Configure iSCSI ports
               Configure iSCSI authentication
               Enable iSCSI discovery settings
               View iSCSI statistics packages
               End iSCSI session
               View iSCSI sessions
             FAQs
               What happens when I use an iSNS server for registration?
               Which registration methods are automatically supported for iSCSI?
           Add-on features
             Concepts
               How add-on features work
               Add-on feature terminology
             How tos
               Obtain a feature key file
               Enable a premium feature
               Enable feature pack
           Security key management
             Concepts
               How the Drive Security feature works
               How security key management works
               Drive Security terminology
             How tos
               Create internal security key
               Create external security key
               Change security key
               Switch from external to internal key management
               Edit key management server settings
               Back up security key
               Validate security key
               Unlock drives using a security key
             FAQs
               What do I need to know before creating a security key?
               Why do I need to define a pass phrase?
               Why is it important to record security key information?
               What do I need to know before backing up a security key?
               What do I need to know before unlocking secure drives?
               What is read/write accessibility?
               What do I need to know about validating the security key?
               What is the difference between internal security key and external security key management?
          Access Management
           Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
             Access Management with SAML
           How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
             Configure SAML
             Change SAML role mappings
             Export SAML Service Provider files
             View audit log activity
             Define audit log policies
             Delete events from the audit log
             Configure syslog server for audit logs
             Edit syslog server settings for audit log records
           FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             Which external management tools may be affected by this change?
             What do I need to know before configuring and enabling SAML?
             What types of events are recorded in the audit log?
             What do I need to know before configuring a syslog server?
             The syslog server is no longer receiving audit logs. What do I do?
         Certificates
           Concepts
             How CA certificates work
             Certificate terminology
           How tos
             Complete a CA certificate signing request (CSR) for the controllers
             Import trusted certificates for controllers
             Import a management certificate for controllers
             View imported certificate information
             Delete trusted certificates
             Reset management certificates
             Complete CA certificate signing request (CSR) for a key server
             Import key management server certificates
             Export key management server certificates
             Enable certificate revocation checking
           FAQs
             Why does the Cannot Access Other Controller dialog box appear?
             How do I know what certificates need to be uploaded to System Manager ?
             What do I need to know about certificate revocation checking?
             What types of servers will revocation checking be enabled for?
       Support
         Support center
           Concepts
             AutoSupport feature overview
             Workflow for the AutoSupport feature
           How tos
             View storage array information
               View storage array profile
               View software and firmware inventory
             Collect diagnostic data
               Collect support data manually
               Retrieve recovery support files
               Retrieve trace buffers
               Collect drive data
               Collect I/O path statistics
               Retrieve health image
             Take recovery action on storage array status
               View unreadable sectors log
               Re-enable drive ports
               Clear recovery mode
             Manage iSCSI connections
               View iSCSI statistics packages
               View the different types of iSCSI statistics
                 MAC transmit and MAC receive statistics
                 Ethernet TCP/IP statistics
                 iSCSI target statistics and local initiator statistics
                 DCBX operational state statistics
                 LLDP TLV statistics
                 DCBX TLV statistics
               View iSCSI sessions
               End iSCSI session
             Manage AutoSupport
               Enable or disable AutoSupport features
               Enable AutoSupport maintenance window
               Disable AutoSupport maintenance window
               Configure AutoSupport delivery method
               Schedule AutoSupport dispatches
               View AutoSupport status
               View AutoSupport log
           FAQs
             What data am I collecting?
             What does unreadable sectors data show me?
             What is a health image?
             What else do I need to do to configure or diagnose iSCSI?
             What do the AutoSupport features do?
             What type of data is collected through the AutoSupport feature?
             How do I configure the delivery method for the AutoSupport feature?
        Event log
          Concepts
            Critical events
            Event log
          How tos
        Upgrade center
          Concepts
            Controller software and firmware upgrades
            Workflow for upgrading controller software and firmware
            Drive firmware upgrades
          How tos
            Upgrade software and firmware
            Activate controller software and firmware
            Upgrade drive firmware
            Review the possible firmware download errors
          FAQs
             What do I need to know before upgrading the ThinkSystem SAN OS software?
            What do I need to know before suspending IOM auto-synchronization?
            Why is my firmware download progressing so slowly?
            What do I need to know before upgrading drive firmware?
            How do I choose which type of upgrade to perform?
      Contacting Support
      Notices
      Trademarks
    Version 11.50.1
       Help Dashboard for System Manager
        Home
        System Manager overview
          Concepts
            System Manager's Home page
             What's new in ThinkSystem System Manager
        Setup wizard
          Concepts
            Setup wizard overview
             Setup wizard terminology
          FAQs
            What if I don't see all of my hardware components?
            What if I don't see all of my hosts?
            How do I know which host operating system type is...
            How does identifying applications help me manage my storage array...
            What is a workload?
            How do I configure SNMP or syslog alerts?
            How do I configure the delivery method for AutoSupport?
            What type of data is collected through AutoSupport?
            How do I know if I should accept the recommended...
            What do I do?
            What is a hot spare drive?
            What is a volume group?
            What are the differences between pools and volume groups?
        Storage array administration
          Concepts
            Storage array overview
            Administrator password protection
            Problem notification
            Resolve critical events
            Operations in progress
          How tos
            Set default units for capacity values
            Set default timeframe for performance graphs
            Recover from problems using recovery guru
            View operations in progress
          FAQs
            Where can I find more information about display preferences?
            What are the supported browsers?
            What are the keyboard shortcuts?
        Storage
          Pools and volume groups
           Concepts
             How pools and volume groups work
             Capacity terminology
             How reserved capacity works
             How SSD Cache works
             SSD Cache restrictions
             Decide whether to use a pool or a volume group
             Functional comparison of pools and volume groups
             Automatic versus manual pool creation
           How tos
             Create pools and volume groups
               Create pool automatically
               Create pool manually
               Create volume group
               Create SSD Cache
               Add capacity to a pool or volume group
             Manage pools, volume groups, and SSD Cache
               Change configuration settings for a pool
               Change SSD Cache settings
               Change RAID level for a volume group
               View SSD Cache statistics
               Check volume redundancy
               Delete pool or volume group
               Consolidate free capacity for a volume group
               Export/Import volume groups
             Manage drives
               Turn on locator lights in a pool, volume group, or SSD Cache
               Remove capacity from a pool or SSD Cache
               Enable security for a pool or volume group
               Assign hot spares
               Replace drive logically
             Manage reserved capacity
               Increase reserved capacity
               Decrease reserved capacity
               Change the reserved capacity settings for a snapshot group
               Change the reserved capacity settings for a snapshot volume
               Change the reserved capacity settings for a consistency group member volume
               Change the reserved capacity settings for a mirrored pair volume
               Cancel pending snapshot image
               Delete snapshot group
           FAQs
             What is a hot spare drive?
             What is a volume group?
             What is a pool?
             What is a volume?
             What is reserved capacity?
             What is FDE/FIPS security?
             What is redundancy check?
             What are the differences between pools and volume groups?
             Why would I want to manually configure a pool?
             Why are capacity alerts important?
             Why can't I increase my preservation capacity?
             Is there a limit on the number of drives I can remove from a pool?
             What media types are supported for a drive?
             Why are some drives not showing up?
             What is shelf loss protection and drawer loss protection?
             How do I maintain shelf/drawer loss protection?
             What RAID level is best for my application?
             What is Data Assurance?
             What is secure-capable (Drive Security)?
             What do I need to know about increasing reserved capacity?
             Why can't I choose another amount to decrease by?
             Why would I change this percentage?
             Why do I need reserved capacity for each member volume?
             Why do I see more than one reserved capacity candidate?
             How do I view and interpret all SSD Cache statistics?
          Volumes
           Concepts
             Volumes in the storage array
             Volume terminology
             Workflow for creating volumes
             Data integrity and data security for volumes
             SSD Cache and volumes
             Application-specific workloads
             Actions you can perform on volumes
             Capacity for volumes
             Thin volume monitoring
             Comparison between thick volumes and thin volumes
             Copy Volume function
             Types of Copy Volume operations
           How tos
             Create storage
               Create workloads
               Create volumes
             Manage volumes
               Increase capacity of a volume
               Change settings for a volume
               Initialize volumes
               Redistribute volumes
               Change controller ownership of a volume
               Change cache settings for a volume
               Change media scan settings for a volume
               Delete volume
             Manage applications and workloads
               Add to workload
               Change workload settings
             Work with copy services
               Copy volume
               Take action on a Copy Volume operation
               Create asynchronous mirrored volume
               Create synchronous mirrored volume
               Create snapshot image
               Schedule snapshot images
             Monitor thin volumes
               Change allocated capacity limit for a thin volume
           FAQs
             What is a volume?
             Why am I seeing a capacity over-allocation error when I have enough free capacity in a volume group to create volumes?
             How does my selected workload impact volume creation?
             Why aren't these volumes associated with a workload?
             Why can’t I delete the selected workload?
             How do application-specific workloads help me manage my storage array?
             How does providing this information help create storage?
             What do I need to do to recognize the expanded capacity?
             Why don't I see all my pools and/or volume groups?
             What are the differences between pools and volume groups?
             What is segment size?
             What is preferred controller ownership?
             What is Automatic Load Balancing?
        Hosts
          Concepts
            Host terminology
            Workflow for host creation and volume assignment
            Automatic versus manual host creation
            Assigning volumes to hosts and host clusters
            Access volumes
            Restricted volume assignments
          How tos
            Configure host access
              Create host automatically
              Create host manually
              Create host cluster
              Create volume
              Assign volumes
            Manage hosts and host clusters
              Change the settings for a host
              Change the settings for a host cluster
              Unassign volumes
              Changing the host port identifiers for a host
              Delete a host or host cluster
          FAQs
            What are hosts and host clusters?
            Why would I need to create a host cluster?
            How do I know which host operating system type is correct?
            What are HBAs and adapter ports?
            How do I match the host ports to a host?
            How do I create CHAP secrets?
            What is a default cluster?
          Performance
           Concepts
             Performance overview
             Performance terminology
           How tos
             View graphical performance data
             View and save tabular performance data
             Interpret performance data
           FAQs
             How do performance statistics for individual volumes relate to the total?
             Why does data display as zero in the graphs and table?
             What does the Latency graph show?
             What does the IOPS graph show?
             What does the MiB/s graph show?
             What does the CPU graph show?
             What does the Headroom graph show?
          Snapshots
           Concepts
             How snapshot images are used
               Overview of snapshot storage
               Requirements and guidelines for snapshots
               Base volumes, reserved capacity, and snapshot groups
               Snapshot schedules and snapshot consistency groups
               Snapshot volumes
               Snapshot rollback
             Snapshot terminology
             Workflow for creating snapshot images and snapshot volumes
           How tos
             Create snapshots and snapshot objects
               Create snapshot image
               Schedule snapshot images
               Create snapshot consistency group
               Create snapshot volume
             Manage snapshot schedules
               Change the settings for a snapshot schedule
               Activate and suspend snapshot schedule
               Delete snapshot schedule
             Manage snapshot images
               View snapshot image settings
               Start snapshot image rollback for a base volume
               Start snapshot image rollback for snapshot consistency group member volumes
               Resume snapshot image rollback
               Cancel snapshot image rollback
               Delete snapshot image
             Manage snapshot consistency groups
               Add member volume to a snapshot consistency group
               Remove a member volume from a snapshot consistency group
               Change the settings for a snapshot consistency group
               Delete snapshot consistency group
             Manage snapshot volumes
               Convert snapshot volume to read-write mode
               Change the volume settings for a snapshot volume
               Copy snapshot volume
               Re-create snapshot volume
               Disable snapshot volume
               Delete snapshot volume
           FAQs
             What is a snapshot image?
             Why use snapshot images?
             What kinds of volumes can be used for snapshots?
             Why would I create a snapshot consistency group?
             What is a snapshot volume and when does it need reserved capacity?
             What is a snapshot group?
             Why would I disable a snapshot volume?
             What is the Disabled state?
             Why would I suspend a snapshot schedule?
          Asynchronous mirroring
           Concepts
             How asynchronous mirroring works
             Asynchronous mirroring terminology
             Workflow for mirroring a volume asynchronously
             Requirements for using asynchronous mirroring
             Considerations for setting up asynchronous mirroring
             Asynchronous mirror status
             Volume ownership
             Role change of a mirror consistency group
           How tos
             Mirror volumes asynchronously
               Create asynchronous mirrored volume
               Complete mirrored pair for primary volumes created with AMW
             Manage mirror consistency groups
               Test communication for mirror consistency groups
               Suspend or resume synchronization for mirror consistency group
               Change synchronization settings for a mirror consistency group
               Re-synchronize mirror consistency group manually
               View unsynchronized data amount between mirror consistency groups
               Update remote IP address
               Change mirror consistency group role to primary or secondary
               Delete mirror consistency group
             Manage asynchronous mirrored pairs
               Remove asynchronous mirror relationship
               Increase reserved capacity
               Change the reserved capacity settings for a mirrored pair volume
             Deactivate asynchronous mirroring
           FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
             Why can't I access my chosen mirroring feature?
             What do I need to know before creating a mirror consistency group?
             Asynchronous mirroring - What do I need to know before creating a mirrored pair?
             What do I need to know before increasing my reserved capacity on a mirrored pair volume?
             Why can't I increase reserved capacity with my requested amount?
             Why would I change this percentage?
             Why do I see more than one reserved capacity candidate?
             Why do I see Not Available values displayed in the table?
             Why don’t I see all of my pools and volume groups?
             Asynchronous mirroring - Why don’t I see all my volumes?
             Asynchronous mirroring - Why don’t I see all the volumes on the remote storage array?
             Why would I update my remote storage array’s IP address?
          Synchronous mirroring
           Concepts
             How synchronous mirroring works
             Synchronous mirroring terminology
             Workflow for mirroring a volume synchronously
             Synchronous mirroring activation
             Requirements for using synchronous mirroring
             Synchronous mirroring status
             Volume ownership
             Role change between volumes in a mirrored pair
           How tos
             Mirror volumes synchronously
               Create synchronous mirrored volume
             Manage synchronous mirrored pairs
               Test communication for synchronous mirroring
               Suspend and resume synchronization for a mirrored pair
               Change role between volumes in a mirrored pair
               Change synchronization settings for a mirrored pair
               Remove synchronous mirror relationship
             Deactivate synchronous mirroring
           FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
             Synchronous mirroring - Why don’t I see all my volumes?
             Synchronous mirroring - Why don’t I see all the volumes on the remote storage array?
             Synchronous mirroring - What do I need to know before creating a mirrored pair?
             What impact does synchronization priority have on synchronization rates?
             Why is it recommended to use a manual synchronization policy?
             Why do I see Not Available values displayed in the table?
        Hardware
          Shelves
           Concepts
             Hardware page overview
             Hardware terminology
           How tos
             View hardware components
             Show or hide component status
             Switch between front and back views
             Change view order of shelves
             Turn on shelf locator light
             Change shelf IDs
             View shelf component status and settings
             Update battery learn cycles
           FAQs
             What is shelf loss protection and drawer loss protection?
             What are battery learn cycles?
          Controllers
           Concepts
             Controller terminology
             Controller states
             Considerations for assigning IP addresses
           How tos
             Configure management port
             Configure iSCSI ports
             Configure NTP server addresses
             Configure DNS server addresses
             View controller settings
             Allow remote login
             Place controller online
             Place controller offline
             Place controller in service mode
             Reset (reboot) controller
           FAQs
             What is auto-negotiation?
             What is IPv6 stateless address auto-configuration?
             Which do I choose -- DHCP or manual configuration?
             What is a DHCP server?
             How do I configure my DHCP server?
             Why do I need to change the controller network configuration?
             Where do I get the network configuration?
             What are ICMP PING responses?
             When should I refresh the port configuration or the iSNS server from the DHCP server?
             What should I do after configuring the management ports?
          Drives
           Concepts
             Drive terminology
             Drive states
             Solid State Disks (SSDs)
             Hot spare drives
           How tos
             Limit the drive view
             Turn on drive locator light
             View drive status and settings
             Replace drive logically
             Reconstruct drive manually
             Initialize (format) drive
             Fail drive
             Assign hot spares
             Unassign hot spares
             Erase secure-enabled drive
           FAQs
             What is preservation capacity?
             Why would I logically replace a drive?
             Where can I view the status of a drive undergoing reconstruction?
        Settings
          Alerts
           Concepts
             How alerts work
             Alerts terminology
           How tos
             Manage email alerts
               Configure mail server and recipients for alerts
               Edit email addresses for alerts
               Add email addresses for alerts
               Delete email addresses for alerts
               Edit mail server for alerts
             Manage SNMP alerts
               Configure communities and destinations for SNMP alerts
               Edit community names for SNMP traps
               Add community names for SNMP traps
               Remove community name for SNMP traps
               Configure SNMP MIB variables
               Add trap destinations for SNMP alerts
               Delete trap destinations
             Manage syslog alerts
               Configure syslog server for alerts
               Edit syslog servers for alerts
               Add syslog servers for alerts
               Delete syslog servers for alerts
           FAQs
             What if alerts are disabled?
             How do I configure SNMP or syslog alerts?
             Why are timestamps inconsistent between the array and alerts?
          System
           Storage array settings
             Concepts
               Cache settings and performance
               Automatic load balancing overview
               Default host operating system type
             How tos
               Edit storage array name
               Turn on storage array locator lights
               Synchronize storage array clocks
               Save storage array configuration
               Clear storage array configuration
               Configure login banner
               Manage session timeouts
               Change cache settings for the storage array
               Set host connectivity reporting
               Set automatic load balancing
               Change default host type
               Enable or disable legacy management interface
             FAQs
               What is controller cache?
               What is cache flushing?
               What is cache block size?
               When should I synchronize storage array clocks?
               What is host connectivity reporting?
           iSCSI settings
             Concepts
               iSCSI terminology
             How tos
               Configure iSCSI ports
               Configure iSCSI authentication
               Enable iSCSI discovery settings
               View iSCSI statistics packages
               End iSCSI session
               View iSCSI sessions
             FAQs
               What happens when I use an iSNS server for registration?
               Which registration methods are automatically supported for iSCSI?
           Add-on features
             Concepts
               How add-on features work
               Add-on feature terminology
             How tos
               Obtain a feature key file
               Enable a premium feature
               Enable feature pack
           Security key management
             Concepts
               How the Drive Security feature works
               How security key management works
               Drive Security terminology
             How tos
               Create internal security key
               Create external security key
               Change security key
               Switch from external to internal key management
               Edit key management server settings
               Back up security key
               Validate security key
               Unlock drives using a security key
             FAQs
               What do I need to know before creating a security key?
               Why do I need to define a pass phrase?
               Why is it important to record security key information?
               What do I need to know before backing up a security key?
               What do I need to know before unlocking secure drives?
               What is read/write accessibility?
               What do I need to know about validating the security key?
               What is the difference between internal security key and external security key management?
          Access Management
           Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
             Access Management with SAML
           How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
             Configure SAML
             Change SAML role mappings
             Export SAML Service Provider files
             View audit log activity
             Define audit log policies
             Delete events from the audit log
             Configure syslog server for audit logs
             Edit syslog server settings for audit log records
           FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             Which external management tools may be affected by this change?
             What do I need to know before configuring and enabling SAML?
             What types of events are recorded in the audit log?
             What do I need to know before configuring a syslog server?
             The syslog server is no longer receiving audit logs. What do I do?
         Certificates
           Concepts
             How CA certificates work
             Certificate terminology
           How tos
             Complete a CA certificate signing request (CSR) for the controllers
             Import trusted certificates for controllers
             Import a management certificate for controllers
             View imported certificate information
             Delete trusted certificates
             Reset management certificates
             Complete CA certificate signing request (CSR) for a key server
             Import key management server certificates
             Export key management server certificates
             Enable certificate revocation checking
           FAQs
             Why does the Cannot Access Other Controller dialog box appear?
             How do I know what certificates need to be uploaded to System Manager ?
             What do I need to know about certificate revocation checking?
             What types of servers will revocation checking be enabled for?
       Support
         Support center
           Concepts
             AutoSupport feature overview
             Workflow for the AutoSupport feature
           How tos
             View storage array information
               View storage array profile
               View software and firmware inventory
             Collect diagnostic data
               Collect support data manually
               Retrieve recovery support files
               Retrieve trace buffers
               Collect drive data
               Collect I/O path statistics
               Retrieve health image
             Take recovery action on storage array status
               View unreadable sectors log
               Re-enable drive ports
               Clear recovery mode
             Manage iSCSI connections
               View iSCSI statistics packages
               View the different types of iSCSI statistics
                 MAC transmit and MAC receive statistics
                 Ethernet TCP/IP statistics
                 iSCSI target statistics and local initiator statistics
                 DCBX operational state statistics
                 LLDP TLV statistics
                 DCBX TLV statistics
               View iSCSI sessions
               End iSCSI session
             Manage AutoSupport
               Enable or disable AutoSupport features
               Enable AutoSupport maintenance window
               Disable AutoSupport maintenance window
               Configure AutoSupport delivery method
               Schedule AutoSupport dispatches
               View AutoSupport status
               View AutoSupport log
           FAQs
             What data am I collecting?
             What does unreadable sectors data show me?
             What is a health image?
             What else do I need to do to configure or diagnose iSCSI?
             What do the AutoSupport features do?
             What type of data is collected through the AutoSupport feature?
             How do I configure the delivery method for the AutoSupport feature?
        Event log
          Concepts
            Critical events
            Event log
          How tos
        Upgrade center
          Concepts
            Controller software and firmware upgrades
            Workflow for upgrading controller software and firmware
            Drive firmware upgrades
          How tos
            Upgrade software and firmware
            Activate controller software and firmware
            Upgrade drive firmware
            Review the possible firmware download errors
          FAQs
             What do I need to know before upgrading the ThinkSystem SAN OS software?
            What do I need to know before suspending IOM auto-synchronization?
            Why is my firmware download progressing so slowly?
            What do I need to know before upgrading drive firmware?
            How do I choose which type of upgrade to perform?
      Contacting Support
      Notices
      Trademarks
    Version 11.50.2
       Help Dashboard for System Manager
        Home
        System Manager overview
          Concepts
            System Manager's Home page
             What's new in ThinkSystem System Manager
        Setup wizard
          Concepts
            Setup wizard overview
             Setup wizard terminology
          FAQs
            What if I don't see all of my hardware components?
            What if I don't see all of my hosts?
            How do I know which host operating system type is...
            How does identifying applications help me manage my storage array...
            What is a workload?
            How do I configure SNMP or syslog alerts?
            How do I configure the delivery method for AutoSupport?
            What type of data is collected through AutoSupport?
            How do I know if I should accept the recommended...
            What do I do?
            What is a hot spare drive?
            What is a volume group?
            What are the differences between pools and volume groups?
        Storage array administration
          Concepts
            Storage array overview
            Administrator password protection
            Problem notification
            Resolve critical events
            Operations in progress
          How tos
            Set default units for capacity values
            Set default timeframe for performance graphs
            Recover from problems using recovery guru
            View operations in progress
          FAQs
            Where can I find more information about display preferences?
            What are the supported browsers?
            What are the keyboard shortcuts?
        Storage
          Pools and volume groups
           Concepts
             How pools and volume groups work
             Capacity terminology
             How reserved capacity works
             How SSD Cache works
             SSD Cache restrictions
             Decide whether to use a pool or a volume group
             Functional comparison of pools and volume groups
             Automatic versus manual pool creation
           How tos
             Create pools and volume groups
               Create pool automatically
               Create pool manually
               Create volume group
               Create SSD Cache
               Add capacity to a pool or volume group
             Manage pools, volume groups, and SSD Cache
               Change configuration settings for a pool
               Change SSD Cache settings
               Change RAID level for a volume group
               View SSD Cache statistics
               Check volume redundancy
               Delete pool or volume group
               Consolidate free capacity for a volume group
               Export/Import volume groups
             Manage drives
               Turn on locator lights in a pool, volume group, or SSD Cache
               Remove capacity from a pool or SSD Cache
               Enable security for a pool or volume group
               Assign hot spares
               Replace drive logically
             Manage reserved capacity
               Increase reserved capacity
               Decrease reserved capacity
               Change the reserved capacity settings for a snapshot group
               Change the reserved capacity settings for a snapshot volume
               Change the reserved capacity settings for a consistency group member volume
               Change the reserved capacity settings for a mirrored pair volume
               Cancel pending snapshot image
               Delete snapshot group
           FAQs
             What is a hot spare drive?
             What is a volume group?
             What is a pool?
             What is a volume?
             What is reserved capacity?
             What is FDE/FIPS security?
             What is redundancy check?
             What are the differences between pools and volume groups?
             Why would I want to manually configure a pool?
             Why are capacity alerts important?
             Why can't I increase my preservation capacity?
             Is there a limit on the number of drives I can remove from a pool?
             What media types are supported for a drive?
             Why are some drives not showing up?
             What is shelf loss protection and drawer loss protection?
             How do I maintain shelf/drawer loss protection?
             What RAID level is best for my application?
             What is Data Assurance?
             What is secure-capable (Drive Security)?
             What do I need to know about increasing reserved capacity?
             Why can't I choose another amount to decrease by?
             Why would I change this percentage?
             Why do I need reserved capacity for each member volume?
             Why do I see more than one reserved capacity candidate?
             How do I view and interpret all SSD Cache statistics?
          Volumes
           Concepts
             Volumes in the storage array
             Volume terminology
             Workflow for creating volumes
             Data integrity and data security for volumes
             SSD Cache and volumes
             Application-specific workloads
             Actions you can perform on volumes
             Capacity for volumes
             Thin volume monitoring
             Comparison between thick volumes and thin volumes
             Copy Volume function
             Types of Copy Volume operations
           How tos
             Create storage
               Create workloads
               Create volumes
             Manage volumes
               Increase capacity of a volume
               Change settings for a volume
               Initialize volumes
               Redistribute volumes
               Change controller ownership of a volume
               Change cache settings for a volume
               Change media scan settings for a volume
               Delete volume
             Manage applications and workloads
               Add to workload
               Change workload settings
             Work with copy services
               Copy volume
               Take action on a Copy Volume operation
               Create asynchronous mirrored volume
               Create synchronous mirrored volume
               Create snapshot image
               Schedule snapshot images
             Monitor thin volumes
               Change allocated capacity limit for a thin volume
           FAQs
             What is a volume?
             Why am I seeing a capacity over-allocation error when I have enough free capacity in a volume group to create volumes?
             How does my selected workload impact volume creation?
             Why aren't these volumes associated with a workload?
             Why can’t I delete the selected workload?
             How do application-specific workloads help me manage my storage array?
             How does providing this information help create storage?
             What do I need to do to recognize the expanded capacity?
             Why don't I see all my pools and/or volume groups?
             What are the differences between pools and volume groups?
             What is segment size?
             What is preferred controller ownership?
             What is Automatic Load Balancing?
        Hosts
          Concepts
            Host terminology
            Workflow for host creation and volume assignment
            Automatic versus manual host creation
            Assigning volumes to hosts and host clusters
            Access volumes
            Restricted volume assignments
          How tos
            Configure host access
              Create host automatically
              Create host manually
              Create host cluster
              Create volume
              Assign volumes
            Manage hosts and host clusters
              Change the settings for a host
              Change the settings for a host cluster
              Unassign volumes
              Changing the host port identifiers for a host
              Delete a host or host cluster
          FAQs
            What are hosts and host clusters?
            Why would I need to create a host cluster?
            How do I know which host operating system type is correct?
            What are HBAs and adapter ports?
            How do I match the host ports to a host?
            How do I create CHAP secrets?
            What is a default cluster?
          Performance
           Concepts
             Performance overview
             Performance terminology
           How tos
             View graphical performance data
             View and save tabular performance data
             Interpret performance data
           FAQs
             How do performance statistics for individual volumes relate to the total?
             Why does data display as zero in the graphs and table?
             What does the Latency graph show?
             What does the IOPS graph show?
             What does the MiB/s graph show?
             What does the CPU graph show?
             What does the Headroom graph show?
          Snapshots
           Concepts
             How snapshot images are used
               Overview of snapshot storage
               Requirements and guidelines for snapshots
               Base volumes, reserved capacity, and snapshot groups
               Snapshot schedules and snapshot consistency groups
               Snapshot volumes
               Snapshot rollback
             Snapshot terminology
             Workflow for creating snapshot images and snapshot volumes
           How tos
             Create snapshots and snapshot objects
               Create snapshot image
               Schedule snapshot images
               Create snapshot consistency group
               Create snapshot volume
             Manage snapshot schedules
               Change the settings for a snapshot schedule
               Activate and suspend snapshot schedule
               Delete snapshot schedule
             Manage snapshot images
               View snapshot image settings
               Start snapshot image rollback for a base volume
               Start snapshot image rollback for snapshot consistency group member volumes
               Resume snapshot image rollback
               Cancel snapshot image rollback
               Delete snapshot image
             Manage snapshot consistency groups
               Add member volume to a snapshot consistency group
               Remove a member volume from a snapshot consistency group
               Change the settings for a snapshot consistency group
               Delete snapshot consistency group
             Manage snapshot volumes
               Convert snapshot volume to read-write mode
               Change the volume settings for a snapshot volume
               Copy snapshot volume
               Re-create snapshot volume
               Disable snapshot volume
               Delete snapshot volume
           FAQs
             What is a snapshot image?
             Why use snapshot images?
             What kinds of volumes can be used for snapshots?
             Why would I create a snapshot consistency group?
             What is a snapshot volume and when does it need reserved capacity?
             What is a snapshot group?
             Why would I disable a snapshot volume?
             What is the Disabled state?
             Why would I suspend a snapshot schedule?
          Asynchronous mirroring
           Concepts
             How asynchronous mirroring works
             Asynchronous mirroring terminology
             Workflow for mirroring a volume asynchronously
             Requirements for using asynchronous mirroring
             Considerations for setting up asynchronous mirroring
             Asynchronous mirror status
             Volume ownership
             Role change of a mirror consistency group
           How tos
             Mirror volumes asynchronously
               Create asynchronous mirrored volume
               Complete mirrored pair for primary volumes created with AMW
             Manage mirror consistency groups
               Test communication for mirror consistency groups
               Suspend or resume synchronization for mirror consistency group
               Change synchronization settings for a mirror consistency group
               Re-synchronize mirror consistency group manually
               View unsynchronized data amount between mirror consistency groups
               Update remote IP address
               Change mirror consistency group role to primary or secondary
               Delete mirror consistency group
             Manage asynchronous mirrored pairs
               Remove asynchronous mirror relationship
               Increase reserved capacity
               Change the reserved capacity settings for a mirrored pair volume
             Deactivate asynchronous mirroring
           FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
             Why can't I access my chosen mirroring feature?
             What do I need to know before creating a mirror consistency group?
             Asynchronous mirroring - What do I need to know before creating a mirrored pair?
             What do I need to know before increasing my reserved capacity on a mirrored pair volume?
             Why can't I increase reserved capacity with my requested amount?
             Why would I change this percentage?
             Why do I see more than one reserved capacity candidate?
             Why do I see Not Available values displayed in the table?
             Why don’t I see all of my pools and volume groups?
             Asynchronous mirroring - Why don’t I see all my volumes?
             Asynchronous mirroring - Why don’t I see all the volumes on the remote storage array?
             Why would I update my remote storage array’s IP address?
          Synchronous mirroring
           Concepts
             How synchronous mirroring works
             Synchronous mirroring terminology
             Workflow for mirroring a volume synchronously
             Synchronous mirroring activation
             Requirements for using synchronous mirroring
             Synchronous mirroring status
             Volume ownership
             Role change between volumes in a mirrored pair
           How tos
             Mirror volumes synchronously
               Create synchronous mirrored volume
             Manage synchronous mirrored pairs
               Test communication for synchronous mirroring
               Suspend and resume synchronization for a mirrored pair
               Change role between volumes in a mirrored pair
               Change synchronization settings for a mirrored pair
               Remove synchronous mirror relationship
             Deactivate synchronous mirroring
           FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
             Synchronous mirroring - Why don’t I see all my volumes?
             Synchronous mirroring - Why don’t I see all the volumes on the remote storage array?
             Synchronous mirroring - What do I need to know before creating a mirrored pair?
             What impact does synchronization priority have on synchronization rates?
             Why is it recommended to use a manual synchronization policy?
             Why do I see Not Available values displayed in the table?
        Hardware
          Shelves
           Concepts
             Hardware page overview
             Hardware terminology
           How tos
             View hardware components
             Show or hide component status
             Switch between front and back views
             Change view order of shelves
             Turn on shelf locator light
             Change shelf IDs
             View shelf component status and settings
             Update battery learn cycles
           FAQs
             What is shelf loss protection and drawer loss protection?
             What are battery learn cycles?
          Controllers
           Concepts
             Controller terminology
             Controller states
             Considerations for assigning IP addresses
           How tos
             Configure management port
             Configure iSCSI ports
            Configure NVMe over RoCE ports
             Configure NTP server addresses
             Configure DNS server addresses
             View controller settings
             Allow remote login
             Place controller online
             Place controller offline
             Place controller in service mode
             Reset (reboot) controller
           FAQs
             What is auto-negotiation?
             What is IPv6 stateless address auto-configuration?
             Which do I choose -- DHCP or manual configuration?
             What is a DHCP server?
             How do I configure my DHCP server?
             Why do I need to change the controller network configuration?
             Where do I get the network configuration?
             What are ICMP PING responses?
             When should I refresh the port configuration or the iSNS server from the DHCP server?
             What should I do after configuring the management ports?
          Drives
           Concepts
             Drive terminology
             Drive states
             Solid State Disks (SSDs)
             Hot spare drives
           How tos
             Limit the drive view
             Turn on drive locator light
             View drive status and settings
             Replace drive logically
             Reconstruct drive manually
             Initialize (format) drive
             Fail drive
             Assign hot spares
             Unassign hot spares
             Erase secure-enabled drive
           FAQs
             What is preservation capacity?
             Why would I logically replace a drive?
             Where can I view the status of a drive undergoing reconstruction?
        Settings
          Alerts
           Concepts
             How alerts work
             Alerts terminology
           How tos
             Manage email alerts
               Configure mail server and recipients for alerts
               Edit email addresses for alerts
               Add email addresses for alerts
               Delete email addresses for alerts
               Edit mail server for alerts
             Manage SNMP alerts
               Configure communities and destinations for SNMP alerts
               Edit community names for SNMP traps
               Add community names for SNMP traps
               Remove community name for SNMP traps
               Configure SNMP MIB variables
               Add trap destinations for SNMP alerts
               Delete trap destinations
             Manage syslog alerts
               Configure syslog server for alerts
               Edit syslog servers for alerts
               Add syslog servers for alerts
               Delete syslog servers for alerts
           FAQs
             What if alerts are disabled?
             How do I configure SNMP or syslog alerts?
             Why are timestamps inconsistent between the array and alerts?
          System
           Storage array settings
             Concepts
               Cache settings and performance
               Automatic load balancing overview
               Default host operating system type
             How tos
               Edit storage array name
               Turn on storage array locator lights
               Synchronize storage array clocks
               Save storage array configuration
               Clear storage array configuration
               Configure login banner
               Manage session timeouts
               Change cache settings for the storage array
               Set host connectivity reporting
               Set automatic load balancing
               Change default host type
               Enable or disable legacy management interface
             FAQs
               What is controller cache?
               What is cache flushing?
               What is cache block size?
               When should I synchronize storage array clocks?
               What is host connectivity reporting?
           iSCSI settings
             Concepts
               iSCSI terminology
             How tos
               Configure iSCSI ports
               Configure iSCSI authentication
               Enable iSCSI discovery settings
               View iSCSI statistics packages
               End iSCSI session
               View iSCSI sessions
             FAQs
               What happens when I use an iSNS server for registration?
               Which registration methods are automatically supported for iSCSI?
           NVMe settings
             Concepts
               NVMe overview
               NVMe terminology
             How tos
              Configure NVMe over RoCE ports
             FAQs
               How do I interpret NVMe over Fabrics statistics?
               What else do I need to do to configure or diagnose NVMe over RoCE?
           Add-on features
             Concepts
               How add-on features work
               Add-on feature terminology
             How tos
               Obtain a feature key file
               Enable a premium feature
               Enable feature pack
           Security key management
             Concepts
               How the Drive Security feature works
               How security key management works
               Drive Security terminology
             How tos
               Create internal security key
               Create external security key
               Change security key
               Switch from external to internal key management
               Edit key management server settings
               Back up security key
               Validate security key
               Unlock drives using a security key
             FAQs
               What do I need to know before creating a security key?
               Why do I need to define a pass phrase?
               Why is it important to record security key information?
               What do I need to know before backing up a security key?
               What do I need to know before unlocking secure drives?
               What is read/write accessibility?
               What do I need to know about validating the security key?
               What is the difference between internal security key and external security key management?
          Access Management
           Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
             Access Management with SAML
           How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
             Configure SAML
             Change SAML role mappings
             Export SAML Service Provider files
             View audit log activity
             Define audit log policies
             Delete events from the audit log
             Configure syslog server for audit logs
             Edit syslog server settings for audit log records
           FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             Which external management tools may be affected by this change?
             What do I need to know before configuring and enabling SAML?
             What types of events are recorded in the audit log?
             What do I need to know before configuring a syslog server?
             The syslog server is no longer receiving audit logs. What do I do?
         Certificates
           Concepts
             How CA certificates work
             Certificate terminology
           How tos
             Complete a CA certificate signing request (CSR) for the controllers
             Import trusted certificates for controllers
             Import a management certificate for controllers
             View imported certificate information
             Delete trusted certificates
             Reset management certificates
             Complete CA certificate signing request (CSR) for a key server
             Import key management server certificates
             Export key management server certificates
             Enable certificate revocation checking
           FAQs
             Why does the Cannot Access Other Controller dialog box appear?
             How do I know what certificates need to be uploaded to System Manager ?
             What do I need to know about certificate revocation checking?
             What types of servers will revocation checking be enabled for?
       Support
         Support center
           Concepts
             AutoSupport feature overview
             Workflow for the AutoSupport feature
           How tos
             View storage array information
               View storage array profile
               View software and firmware inventory
             Collect diagnostic data
               Collect support data manually
               Retrieve recovery support files
               Retrieve trace buffers
               Collect drive data
               Collect I/O path statistics
               Retrieve health image
             Take recovery action on storage array status
               View unreadable sectors log
               Re-enable drive ports
               Clear recovery mode
             Manage iSCSI connections
               View iSCSI statistics packages
               View the different types of iSCSI statistics
                 MAC transmit and MAC receive statistics
                 Ethernet TCP/IP statistics
                 iSCSI target statistics and local initiator statistics
                 DCBX operational state statistics
                 LLDP TLV statistics
                 DCBX TLV statistics
               View iSCSI sessions
               End iSCSI session
             Manage AutoSupport
               Enable or disable AutoSupport features
               Enable AutoSupport maintenance window
               Disable AutoSupport maintenance window
               Configure AutoSupport delivery method
               Schedule AutoSupport dispatches
               View AutoSupport status
               View AutoSupport log
           FAQs
             What data am I collecting?
             What does unreadable sectors data show me?
             What is a health image?
             What else do I need to do to configure or diagnose iSCSI?
             What do the AutoSupport features do?
             What type of data is collected through the AutoSupport feature?
             How do I configure the delivery method for the AutoSupport feature?
        Event log
          Concepts
            Critical events
            Event log
          How tos
        Upgrade center
          Concepts
            Controller software and firmware upgrades
            Workflow for upgrading controller software and firmware
            Drive firmware upgrades
          How tos
            Upgrade software and firmware
            Activate controller software and firmware
            Upgrade drive firmware
            Review the possible firmware download errors
          FAQs
             What do I need to know before upgrading the ThinkSystem SAN OS software?
            What do I need to know before suspending IOM auto-synchronization?
            Why is my firmware download progressing so slowly?
            What do I need to know before upgrading drive firmware?
            How do I choose which type of upgrade to perform?
      Contacting Support
      Notices
      Trademarks
    Version 11.50.3
      Help Dashboard for System Manager
      Home
         SANtricity System Manager overview
          Concepts
             Home page
             What's new in ThinkSystem System Manager
        Setup wizard
          Concepts
            Setup wizard overview
             Setup wizard terminology
          FAQs
            What if I don't see all of my hardware components?
            What if I don't see all of my hosts?
            How do I know which host operating system type is...
            How does identifying applications help me manage my storage array...
            What is a workload?
            How do I configure SNMP or syslog alerts?
            How do I configure the delivery method for AutoSupport?
            What type of data is collected through AutoSupport?
            How do I know if I should accept the recommended...
            What do I do?
            What is a hot spare drive?
            What is a volume group?
            What are the differences between pools and volume groups?
        Storage array administration
          Concepts
            Storage array overview
            Administrator password protection
            Problem notification
            Resolve critical events
            Operations in progress
          How tos
            Set default units for capacity values
            Set default timeframe for performance graphs
            Recover from problems using recovery guru
            View operations in progress
          FAQs
            Where can I find more information about display preferences?
            What are the supported browsers?
            What are the keyboard shortcuts?
      Storage
          Pools and volume groups
           Concepts
             How pools and volume groups work
             Capacity terminology
             How reserved capacity works
             How SSD Cache works
             SSD Cache restrictions
             Decide whether to use a pool or a volume group
             Functional comparison of pools and volume groups
             Automatic versus manual pool creation
           How tos
             Create pools and volume groups
               Create pool automatically
               Create pool manually
               Create volume group
               Create SSD Cache
               Add capacity to a pool or volume group
             Manage pools, volume groups, and SSD Cache
               Change configuration settings for a pool
               Change SSD Cache settings
               Change RAID level for a volume group
               View SSD Cache statistics
               Check volume redundancy
               Delete pool or volume group
               Consolidate free capacity for a volume group
               Export/Import volume groups
             Manage drives
               Turn on locator lights in a pool, volume group, or SSD Cache
               Remove capacity from a pool or SSD Cache
               Enable security for a pool or volume group
               Assign hot spares
               Replace drive logically
             Manage reserved capacity
               Increase reserved capacity
               Decrease reserved capacity
               Change the reserved capacity settings for a snapshot group
               Change the reserved capacity settings for a snapshot volume
               Change the reserved capacity settings for a consistency group member volume
               Change the reserved capacity settings for a mirrored pair volume
               Cancel pending snapshot image
               Delete snapshot group
           FAQs
             What is a hot spare drive?
             What is a volume group?
             What is a pool?
             What is a volume?
             What is reserved capacity?
             What is FDE/FIPS security?
             What is redundancy check?
             What are the differences between pools and volume groups?
             Why would I want to manually configure a pool?
             Why are capacity alerts important?
             Why can't I increase my preservation capacity?
             Is there a limit on the number of drives I can remove from a pool?
             What media types are supported for a drive?
             Why are some drives not showing up?
             What is shelf loss protection and drawer loss protection?
             How do I maintain shelf/drawer loss protection?
             What RAID level is best for my application?
             What is Data Assurance?
             What is secure-capable (Drive Security)?
             What do I need to know about increasing reserved capacity?
             Why can't I choose another amount to decrease by?
             Why would I change this percentage?
             Why do I need reserved capacity for each member volume?
             Why do I see more than one reserved capacity candidate?
             How do I view and interpret all SSD Cache statistics?
          Volumes
           Concepts
             Volumes in the storage array
             Volume terminology
             Workflow for creating volumes
             Data integrity and data security for volumes
             SSD Cache and volumes
             Application-specific workloads
             Actions you can perform on volumes
             Capacity for volumes
             Thin volume monitoring
             Comparison between thick volumes and thin volumes
             Copy Volume function
             Types of Copy Volume operations
           How tos
             Create storage
               Create workloads
               Create volumes
             Manage volumes
               Increase capacity of a volume
               Change settings for a volume
               Initialize volumes
               Redistribute volumes
               Change controller ownership of a volume
               Change cache settings for a volume
               Change media scan settings for a volume
               Delete volume
             Manage applications and workloads
               Add to workload
               Change workload settings
             Work with copy services
               Copy volume
               Take action on a Copy Volume operation
               Create asynchronous mirrored volume
               Create synchronous mirrored volume
               Create snapshot image
               Schedule snapshot images
             Monitor thin volumes
               Change allocated capacity limit for a thin volume
           FAQs
             What is a volume?
             Why am I seeing a capacity over-allocation error when I have enough free capacity in a volume group to create volumes?
             How does my selected workload impact volume creation?
             Why aren't these volumes associated with a workload?
             Why can’t I delete the selected workload?
             How do application-specific workloads help me manage my storage array?
             How does providing this information help create storage?
             What do I need to do to recognize the expanded capacity?
             Why don't I see all my pools and/or volume groups?
             What are the differences between pools and volume groups?
             What is segment size?
             What is preferred controller ownership?
             What is Automatic Load Balancing?
        Hosts
          Concepts
            Host terminology
            Workflow for host creation and volume assignment
            Automatic versus manual host creation
            Assigning volumes to hosts and host clusters
            Access volumes
            Restricted volume assignments
          How tos
            Configure host access
              Create host automatically
              Create host manually
              Create host cluster
              Create volume
              Assign volumes
            Manage hosts and host clusters
              Change the settings for a host
              Change the settings for a host cluster
              Unassign volumes
              Changing the host port identifiers for a host
              Delete a host or host cluster
          FAQs
            What are hosts and host clusters?
            Why would I need to create a host cluster?
            How do I know which host operating system type is correct?
            What are HBAs and adapter ports?
            How do I match the host ports to a host?
            How do I create CHAP secrets?
            What is a default cluster?
          Performance
           Concepts
             Performance overview
             Performance terminology
           How tos
             View graphical performance data
             View and save tabular performance data
             Interpret performance data
           FAQs
             How do performance statistics for individual volumes relate to the total?
             Why does data display as zero in the graphs and table?
             What does the Latency graph show?
             What does the IOPS graph show?
             What does the MiB/s graph show?
             What does the CPU graph show?
             What does the Headroom graph show?
          Snapshots
           Concepts
             How snapshot images are used
               Overview of snapshot storage
               Requirements and guidelines for snapshots
               Base volumes, reserved capacity, and snapshot groups
               Snapshot schedules and snapshot consistency groups
               Snapshot volumes
               Snapshot rollback
             Snapshot terminology
             Workflow for creating snapshot images and snapshot volumes
           How tos
             Create snapshots and snapshot objects
               Create snapshot image
               Schedule snapshot images
               Create snapshot consistency group
               Create snapshot volume
             Manage snapshot schedules
               Change the settings for a snapshot schedule
               Activate and suspend snapshot schedule
               Delete snapshot schedule
             Manage snapshot images
               View snapshot image settings
               Start snapshot image rollback for a base volume
               Start snapshot image rollback for snapshot consistency group member volumes
               Resume snapshot image rollback
               Cancel snapshot image rollback
               Delete snapshot image
             Manage snapshot consistency groups
               Add member volume to a snapshot consistency group
               Remove a member volume from a snapshot consistency group
               Change the settings for a snapshot consistency group
               Delete snapshot consistency group
             Manage snapshot volumes
               Convert snapshot volume to read-write mode
               Change the volume settings for a snapshot volume
               Copy snapshot volume
               Re-create snapshot volume
               Disable snapshot volume
               Delete snapshot volume
           FAQs
             What is a snapshot image?
             Why use snapshot images?
             What kinds of volumes can be used for snapshots?
             Why would I create a snapshot consistency group?
             What is a snapshot volume and when does it need reserved capacity?
             What is a snapshot group?
             Why would I disable a snapshot volume?
             What is the Disabled state?
             Why would I suspend a snapshot schedule?
          Asynchronous mirroring
           Concepts
             How asynchronous mirroring works
             Asynchronous mirroring terminology
             Workflow for mirroring a volume asynchronously
             Requirements for using asynchronous mirroring
             Considerations for setting up asynchronous mirroring
             Asynchronous mirror status
             Volume ownership
             Role change of a mirror consistency group
           How tos
             Mirror volumes asynchronously
               Create asynchronous mirrored volume
               Complete mirrored pair for primary volumes created with AMW
             Manage mirror consistency groups
               Test communication for mirror consistency groups
               Suspend or resume synchronization for mirror consistency group
               Change synchronization settings for a mirror consistency group
               Re-synchronize mirror consistency group manually
               View unsynchronized data amount between mirror consistency groups
               Update remote IP address
               Change mirror consistency group role to primary or secondary
               Delete mirror consistency group
             Manage asynchronous mirrored pairs
               Remove asynchronous mirror relationship
               Increase reserved capacity
               Change the reserved capacity settings for a mirrored pair volume
             Deactivate asynchronous mirroring
           FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
             Why can't I access my chosen mirroring feature?
             What do I need to know before creating a mirror consistency group?
             Asynchronous mirroring - What do I need to know before creating a mirrored pair?
             What do I need to know before increasing my reserved capacity on a mirrored pair volume?
             Why can't I increase reserved capacity with my requested amount?
             Why would I change this percentage?
             Why do I see more than one reserved capacity candidate?
             Why do I see Not Available values displayed in the table?
             Why don’t I see all of my pools and volume groups?
             Asynchronous mirroring - Why don’t I see all my volumes?
             Asynchronous mirroring - Why don’t I see all the volumes on the remote storage array?
             Why would I update my remote storage array’s IP address?
          Synchronous mirroring
           Concepts
             How synchronous mirroring works
             Synchronous mirroring terminology
             Workflow for mirroring a volume synchronously
             Synchronous mirroring activation
             Requirements for using synchronous mirroring
             Synchronous mirroring status
             Volume ownership
             Role change between volumes in a mirrored pair
           How tos
             Mirror volumes synchronously
               Create synchronous mirrored volume
             Manage synchronous mirrored pairs
               Test communication for synchronous mirroring
               Suspend and resume synchronization for a mirrored pair
               Change role between volumes in a mirrored pair
               Change synchronization settings for a mirrored pair
               Remove synchronous mirror relationship
             Deactivate synchronous mirroring
           FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
             Synchronous mirroring - Why don’t I see all my volumes?
             Synchronous mirroring - Why don’t I see all the volumes on the remote storage array?
             Synchronous mirroring - What do I need to know before creating a mirrored pair?
             What impact does synchronization priority have on synchronization rates?
             Why is it recommended to use a manual synchronization policy?
             Why do I see Not Available values displayed in the table?
      Hardware
        Shelves
          Concepts
             Hardware page overview
             Hardware terminology
          How tos
             View hardware components
             Show or hide component status
             Switch between front and back views
             Change view order of shelves
             Turn on shelf locator light
             Change shelf IDs
             View shelf component status and settings
             Update battery learn cycles
          FAQs
             What is shelf loss protection and drawer loss protection?
             What are battery learn cycles?
        Controllers
          Concepts
             Controller terminology
             Controller states
             Considerations for assigning IP addresses
          How tos
             Configure management port
             Configure iSCSI ports
            Configure NVMe over RoCE ports
             Configure NTP server addresses
             Configure DNS server addresses
             View controller settings
             Allow remote login
             Place controller online
             Place controller offline
             Place controller in service mode
             Reset (reboot) controller
          FAQs
             What is auto-negotiation?
             What is IPv6 stateless address auto-configuration?
             Which do I choose -- DHCP or manual configuration?
             What is a DHCP server?
             How do I configure my DHCP server?
             Why do I need to change the controller network configuration?
             Where do I get the network configuration?
             What are ICMP PING responses?
             When should I refresh the port configuration or the iSNS server from the DHCP server?
             What should I do after configuring the management ports?
        Drives
          Concepts
             Drive terminology
             Drive states
             Solid State Disks (SSDs)
             Hot spare drives
          How tos
             Limit the drive view
             Turn on drive locator light
             View drive status and settings
             Replace drive logically
             Reconstruct drive manually
             Initialize (format) drive
             Fail drive
             Assign hot spares
             Unassign hot spares
             Erase secure-enabled drive
          FAQs
             What is preservation capacity?
             Why would I logically replace a drive?
             Where can I view the status of a drive undergoing reconstruction?
        Settings
        Alerts
          Concepts
             How alerts work
             Alerts terminology
          How tos
             Manage email alerts
               Configure mail server and recipients for alerts
               Edit email addresses for alerts
               Add email addresses for alerts
               Delete email addresses for alerts
               Edit mail server for alerts
             Manage SNMP alerts
               Configure communities and destinations for SNMP alerts
               Edit community names for SNMP traps
               Add community names for SNMP traps
               Remove community name for SNMP traps
               Configure SNMP MIB variables
               Add trap destinations for SNMP alerts
               Delete trap destinations
             Manage syslog alerts
               Configure syslog server for alerts
               Edit syslog servers for alerts
               Add syslog servers for alerts
               Delete syslog servers for alerts
          FAQs
             What if alerts are disabled?
             How do I configure SNMP or syslog alerts?
             Why are timestamps inconsistent between the array and alerts?
        System
           Storage array settings
            Concepts
               Cache settings and performance
               Automatic load balancing overview
               Default host operating system type
            How tos
               Edit storage array name
               Turn on storage array locator lights
               Synchronize storage array clocks
               Save storage array configuration
               Clear storage array configuration
               Configure login banner
               Manage session timeouts
               Change cache settings for the storage array
               Set host connectivity reporting
               Set automatic load balancing
               Change default host type
               Enable or disable legacy management interface
            FAQs
               What is controller cache?
               What is cache flushing?
               What is cache block size?
               When should I synchronize storage array clocks?
               What is host connectivity reporting?
           iSCSI settings
            Concepts
               iSCSI terminology
            How tos
               Configure iSCSI ports
               Configure iSCSI authentication
               Enable iSCSI discovery settings
               View iSCSI statistics packages
               End iSCSI session
               View iSCSI sessions
            FAQs
               What happens when I use an iSNS server for registration?
               Which registration methods are automatically supported for iSCSI?
           NVMe settings
            Concepts
               NVMe overview
               NVMe terminology
            How tos
              Configure NVMe over RoCE ports
            FAQs
               How do I interpret NVMe over Fabrics statistics?
               What else do I need to do to configure or diagnose NVMe over RoCE?
           Add-on features
            Concepts
               How add-on features work
               Add-on feature terminology
            How tos
               Obtain a feature key file
               Enable a premium feature
               Enable feature pack
           Security key management
            Concepts
               How the Drive Security feature works
               How security key management works
               Drive Security terminology
            How tos
               Create internal security key
               Create external security key
               Change security key
               Switch from external to internal key management
               Edit key management server settings
               Back up security key
               Validate security key
               Unlock drives using a security key
            FAQs
               What do I need to know before creating a security key?
               Why do I need to define a pass phrase?
               Why is it important to record security key information?
               What do I need to know before backing up a security key?
               What do I need to know before unlocking secure drives?
               What is read/write accessibility?
               What do I need to know about validating the security key?
               What is the difference between internal security key and external security key management?
        Access Management
          Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
             Access Management with SAML
          How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
             Configure SAML
             Change SAML role mappings
             Export SAML Service Provider files
             View audit log activity
             Define audit log policies
             Delete events from the audit log
             Configure syslog server for audit logs
             Edit syslog server settings for audit log records
          FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             Which external management tools may be affected by this change?
             What do I need to know before configuring and enabling SAML?
             What types of events are recorded in the audit log?
             What do I need to know before configuring a syslog server?
             The syslog server is no longer receiving audit logs. What do I do?
        Certificates
          Concepts
             How CA certificates work
             Certificate terminology
          How tos
             Complete a CA certificate signing request (CSR) for the controllers
             Import trusted certificates for controllers
             Import a management certificate for controllers
             View imported certificate information
             Delete trusted certificates
             Reset management certificates
             Complete CA certificate signing request (CSR) for a key server
             Import key management server certificates
             Export key management server certificates
             Enable certificate revocation checking
          FAQs
             Why does the Cannot Access Other Controller dialog box appear?
             How do I know what certificates need to be uploaded to System Manager ?
             What do I need to know about certificate revocation checking?
             What types of servers will revocation checking be enabled for?
      Support
         Support center
           Concepts
             AutoSupport feature overview
             Workflow for the AutoSupport feature
           How tos
             View storage array information
               View storage array profile
               View software and firmware inventory
             Collect diagnostic data
               Collect support data manually
               Retrieve recovery support files
               Retrieve trace buffers
               Collect drive data
               Collect I/O path statistics
               Retrieve health image
             Take recovery action on storage array status
               View unreadable sectors log
               Re-enable drive ports
               Clear recovery mode
             Manage iSCSI connections
               View iSCSI statistics packages
               View the different types of iSCSI statistics
                 MAC transmit and MAC receive statistics
                 Ethernet TCP/IP statistics
                 iSCSI target statistics and local initiator statistics
                 DCBX operational state statistics
                 LLDP TLV statistics
                 DCBX TLV statistics
               View iSCSI sessions
               End iSCSI session
             Manage AutoSupport
               Enable or disable AutoSupport features
               Enable AutoSupport maintenance window
               Disable AutoSupport maintenance window
               Configure AutoSupport delivery method
               Schedule AutoSupport dispatches
               View AutoSupport status
               View AutoSupport log
           FAQs
             What data am I collecting?
             What does unreadable sectors data show me?
             What is a health image?
             What else do I need to do to configure or diagnose iSCSI?
             What do the AutoSupport features do?
             What type of data is collected through the AutoSupport feature?
             How do I configure the delivery method for the AutoSupport feature?
        Event log
          Concepts
            Critical events
            Event log
          How tos
        Upgrade center
          Concepts
            Controller software and firmware upgrades
            Workflow for upgrading controller software and firmware
            Drive firmware upgrades
          How tos
            Upgrade software and firmware
            Activate controller software and firmware
            Upgrade drive firmware
            Review the possible firmware download errors
          FAQs
             What do I need to know before upgrading the ThinkSystem SAN OS software?
            What do I need to know before suspending IOM auto-synchronization?
            Why is my firmware download progressing so slowly?
            What do I need to know before upgrading drive firmware?
            How do I choose which type of upgrade to perform?
      Contacting Support
      Notices
      Trademarks
    Version 11.60.2
       Help Dashboard for System Manager
        Home
        System Manager overview
          Concepts
            System Manager's Home page
             What's new in ThinkSystem System Manager
        Setup wizard
          Concepts
            Setup wizard overview
             Setup wizard terminology
          FAQs
            What if I don't see all of my hardware components?
            What if I don't see all of my hosts?
            How does identifying applications help me manage my storage array...
            What is a workload?
            How do I configure the delivery method for AutoSupport?
            How do I know if I should accept the recommended...
             System Manager has not detected any hosts. What do I do?
        Storage array administration
          Concepts
             Storage array overview
             Administrator password protection
             Problem notification
             Operations in progress
          How tos
             Set default units for capacity values
             Set default time frame for performance graphs
             Recover from problems using Recovery Guru
             View and act on operations in progress
          FAQs
             Where can I find more information about display preferences?
             What are the supported browsers?
             What are the keyboard shortcuts?
        Storage
        Pools and volume groups
          Concepts
             How pools and volume groups work
             Capacity terminology
             How reserved capacity works
             How SSD Cache works
             SSD Cache restrictions
             Decide whether to use a pool or a volume group
             Functional comparison of pools and volume groups
             Automatic versus manual pool creation
          How tos
             Create pools and volume groups
               Create pool automatically
               Create pool manually
              Create a volume group
              Create SSD Cache
               Add capacity to a pool or volume group
             Manage pools, volume groups, and SSD Cache
              Change configuration settings for a pool
              Change SSD Cache settings
               Change configuration settings for a volume group
               View SSD Cache statistics
               Check volume redundancy
               Delete pool or volume group
               Consolidate free capacity for a volume group
               Export/Import volume groups
             Manage drives
               Turn on locator lights in a pool, volume group, or SSD Cache
               Remove capacity from a pool or SSD Cache
               Enable security for a pool or volume group
              Assign hot spares
              Replace drive logically
             Manage reserved capacity
              Increase reserved capacity
               Decrease reserved capacity
               Change the reserved capacity settings for a snapshot group
               Change the reserved capacity settings for a snapshot volume
               Change the reserved capacity settings for a consistency group member volume
               Change the reserved capacity settings for a mirrored pair volume
               Cancel pending snapshot image
               Delete snapshot group
          FAQs
             What is a hot spare drive?
             What is a volume group?
             What is a pool?
             What is reserved capacity?
             What is FDE/FIPS security?
             What is redundancy check?
             What are the differences between pools and volume groups?
             Why would I want to manually configure a pool?
             Why are capacity alerts important?
             Why can't I increase my preservation capacity?
             Is there a limit on the number of drives I can remove from a pool?
             What media types are supported for a drive?
             Why are some drives not showing up?
             How do I maintain shelf/drawer loss protection?
             What RAID level is best for my application?
             What is Data Assurance?
             What is secure-capable (Drive Security)?
             What do I need to know about increasing reserved capacity?
             Why can't I choose another amount to decrease by?
             Why do I need reserved capacity for each member volume?
             How do I view and interpret all SSD Cache statistics?
            What is optimization capacity for pools?
            What is optimization capacity for volume groups?
        Volumes
          Concepts
             Volumes in the storage array
             Volume terminology
             Workflow for creating volumes
             Data integrity and data security for volumes
             SSD Cache and volumes
             Application-specific workloads
             Actions you can perform on volumes
             Capacity for volumes
             Thin volume monitoring
             Comparison between thick volumes and thin volumes
             Copy Volume function
             Types of Copy Volume operations
          How tos
             Create storage
               Create workloads
              Create volumes
                Step 1: Select host for a volume
                Step 2: Select a workload for a volume
                Step 3: Add or edit volumes
                Step 4: Review volume configuration
             Manage volumes
               Increase capacity of a volume
               Change settings for a volume
               Initialize volumes
               Redistribute volumes
               Change controller ownership of a volume
               Change cache settings for a volume
               Change media scan settings for a volume
              Delete volume
             Manage applications and workloads
               Add to workload
               Change workload settings
             Work with copy services
               Copy volume
               Take action on a Copy Volume operation
             Monitor thin volumes
               Change allocated capacity limit for a thin volume
          FAQs
             What is a volume?
             Why am I seeing a capacity over-allocation error when I have enough free capacity in a volume group to create volumes?
             How does my selected workload impact volume creation?
             Why aren't these volumes associated with a workload?
             Why can’t I delete the selected workload?
             How do application-specific workloads help me manage my storage array?
             How does providing this information help create storage?
             What do I need to do to recognize the expanded capacity?
             Why don't I see all my pools and/or volume groups?
             What is segment size?
             What is preferred controller ownership?
             What is Automatic Load Balancing?
        Hosts
          Concepts
            Host terminology
            Workflow for host creation and volume assignment
            Automatic versus manual host creation
            Assigning volumes to hosts and host clusters
            Access volumes
            Restricted volume assignments
          How tos
            Configure host access
              Create host automatically
              Create host manually
              Create host cluster
              Create volumes
                Step 1: Select host for a volume
                Step 2: Select a workload for a volume
                Step 3: Add or edit volumes
                Step 4: Review volume configuration
              Assign volumes
            Manage hosts and host clusters
              Change the settings for a host
              Change the settings for a host cluster
              Unassign volumes
              Changing the host port identifiers for a host
              Delete a host or host cluster
          FAQs
            What are hosts and host clusters?
            Why would I need to create a host cluster?
            How do I know which host operating system type is correct?
            What are HBAs and adapter ports?
            How do I match the host ports to a host?
            How do I create CHAP secrets?
            What is a default cluster?
            Why the number of LUN is different in legacy post after create 4 Luns in DE series storage with BROADCOM 430-16e ?
          Performance
           Concepts
             Performance overview
             Performance terminology
           How tos
             View graphical performance data
             View and save tabular performance data
             Interpret performance data
           FAQs
             How do performance statistics for individual volumes relate to the total?
             Why does data display as zero in the graphs and table?
             What does the Latency graph show?
             What does the IOPS graph show?
             What does the MiB/s graph show?
             What does the CPU graph show?
             What does the Headroom graph show?
        Snapshots
          Concepts
             How snapshot images are used
               Overview of snapshot storage
               Requirements and guidelines for snapshots
               Base volumes, reserved capacity, and snapshot groups
               Snapshot schedules and snapshot consistency groups
               Snapshot volumes
               Snapshot rollback
             Snapshot terminology
             Workflow for creating snapshot images and snapshot volumes
          How tos
             Create snapshots and snapshot objects
               Create snapshot image
               Schedule snapshot images
              Create snapshot consistency group
                Step 1: Add members to snapshot consistency group
                Step 2: Reserve capacity for snapshot consistency group
                Step 3: Edit settings for snapshot consistency group
              Create snapshot volume
                Step 1: Review members for a snapshot volume
                Step 2: Assign snapshot volume to host
                Step 3: Reserve capacity for a snapshot volume
                Step 4: Edit settings for a snapshot volume
             Manage snapshot schedules
               Change the settings for a snapshot schedule
               Activate and suspend snapshot schedule
               Delete snapshot schedule
             Manage snapshot images
               View snapshot image settings
               Start snapshot image rollback for a base volume
               Start snapshot image rollback for snapshot consistency group member volumes
               Resume snapshot image rollback
               Cancel snapshot image rollback
               Delete snapshot image
             Manage snapshot consistency groups
               Add member volume to a snapshot consistency group
               Remove a member volume from a snapshot consistency group
               Change the settings for a snapshot consistency group
               Delete snapshot consistency group
             Manage snapshot volumes
               Convert snapshot volume to read-write mode
               Change the volume settings for a snapshot volume
               Copy snapshot volume
               Re-create snapshot volume
               Disable snapshot volume
               Delete snapshot volume
          FAQs
             What is a snapshot image?
             Why use snapshot images?
             What kinds of volumes can be used for snapshots?
             Why would I create a snapshot consistency group?
             What is a snapshot volume and when does it need reserved capacity?
             What is a snapshot group?
             Why would I disable a snapshot volume?
             What is the Disabled state?
             Why would I suspend a snapshot schedule?
        Asynchronous mirroring
          Concepts
            About asynchronous mirroring
            Asynchronous terminology
            Workflow for mirroring a volume asynchronously
            Mirror states
            Volume ownership
            Role change of a mirror consistency group
          How tos
            Manage mirror consistency groups
              Test the communication link
              Suspend and resume
              Change synchronization settings
              Re-synchronize manually
              View unsynchronized data amount
              Update remote IP address
              Change role to primary or secondary
              Delete mirror consistency group
            Manage mirrored pairs
              Remove mirrored pair
              Increase reserved capacity
              Change the settings for a mirrored pair volume
              Complete the mirrored pair
            Deactivate asynchronous mirroring
          FAQs
            How does asynchronous mirroring differ from synchronous mirroring?
            Why can't I access my chosen mirroring feature?
            What do I need to know before creating a mirror consistency group?
            What do I need to know before creating a mirrored pair?
            What do I need to know before increasing my reserved capacity on a mirrored pair volume?
            Why can't I increase reserved capacity with my requested amount?
            Why would I change this percentage?
            Why do I see more than one reserved capacity candidate?
            Why do I see Not Available values displayed in the table?
            Why don’t I see all of my pools and volume groups?
            Why don’t I see all my volumes?
            Why don’t I see all the volumes on the remote storage array?
            Why would I update my remote storage array’s IP address?
        Synchronous Mirroring
          Concepts
            About Synchronous Mirroring
            Synchronous Mirroring terminology
            Workflow for mirroring a volume synchronously
            Requirements for using synchronous mirroring
            Synchronous mirroring status
            Volume ownership
            Role change between volumes in a mirrored pair
          How Tos
            Manage synchronous mirrored volume pairs
              Test communications for synchronous mirroring
              Suspend and resume synchronization for a mirrored pair
              Change role between volumes in a mirrored pair
              Change synchronization settings for a mirrored pair
              Remove synchronous mirror relationship
            Deactivate synchronous mirroring
          FAQs
             How does asynchronous mirroring differ from synchronous mirroring?
            Synchronous mirroring - Why don’t I see all my volumes?
            Synchronous mirroring - Why don’t I see all the volumes on the remote storage array?
            Synchronous mirroring - What do I need to know before creating a mirrored pair?
            What impact does synchronization priority have on synchronization rates?
            Why is it recommended to use a manual synchronization policy?
        Hardware
        Shelves
          Concepts
             Hardware page overview
             Hardware terminology
          How tos
             View hardware components
             Show or hide component status
             Switch between front and back views
             Change view order of shelves
             Turn on shelf locator light
             Change shelf IDs
             View shelf component status and settings
             Update battery learn cycles
          FAQs
             What is shelf loss protection and drawer loss protection?
             What are battery learn cycles?
        Controllers
          Concepts
             Controller terminology
             Controller states
             Considerations for assigning IP addresses
          How tos
             Configure management port
             Configure iSCSI ports
            Configure NVMe over RoCE ports
             Configure NTP server addresses
             Configure DNS server addresses
             View controller settings
             Allow remote login
             Place controller online
             Place controller offline
             Place controller in service mode
             Reset (reboot) controller
          FAQs
             What is auto-negotiation?
             What is IPv6 stateless address auto-configuration?
             Which do I choose -- DHCP or manual configuration?
             What is a DHCP server?
             How do I configure my DHCP server?
             Why do I need to change the controller network configuration?
             Where do I get the network configuration?
             What are ICMP PING responses?
             When should I refresh the port configuration or the iSNS server from the DHCP server?
            What should I do after configuring the management ports?
        Drives
          Concepts
            Drive terminology
             Drive states
             Solid State Disks (SSDs)
             Hot spare drives
          How tos
            Limit the drive view
             Turn on drive locator light
            View drive status and settings
            Replace drive logically
             Reconstruct drive manually
             Initialize (format) drive
             Fail drive
            Assign hot spares
             Unassign hot spares
             Erase secure-enabled drive
          FAQs
             What is preservation capacity?
             Why would I logically replace a drive?
             Where can I view the status of a drive undergoing reconstruction?
        Settings
        Alerts
          Concepts
             How alerts work
             Alerts terminology
          How tos
             Manage email alerts
               Configure mail server and recipients for alerts
               Edit email addresses for alerts
               Add email addresses for alerts
              Delete mail server or email addresses for alerts
               Edit mail server for alerts
             Manage SNMP alerts
               Configure communities and destinations for SNMP alerts
               Edit community names for SNMP traps
               Add community names for SNMP traps
               Remove community name for SNMP traps
               Configure SNMP MIB variables
               Add trap destinations for SNMP alerts
               Delete trap destinations
             Manage syslog alerts
               Configure syslog server for alerts
               Edit syslog servers for alerts
               Add syslog servers for alerts
               Delete syslog servers for alerts
          FAQs
             What if alerts are disabled?
             How do I configure SNMP or syslog alerts?
             Why are timestamps inconsistent between the array and alerts?
        System: Storage array settings
          Concepts
             Cache settings and performance
             Automatic load balancing overview
             Default host operating system type
          How tos
             Edit storage array name
             Turn on storage array locator lights
             Synchronize storage array clocks
             Save storage array configuration
             Clear storage array configuration
             Configure login banner
             Manage session timeouts
             Change cache settings for the storage array
             Set host connectivity reporting
             Set automatic load balancing
             Change default host type
          FAQs
             What is controller cache?
             What is cache flushing?
             What is cache block size?
             When should I synchronize storage array clocks?
             What is host connectivity reporting?
        System: iSCSI settings
          Concepts
             iSCSI terminology
          How tos
             Configure iSCSI ports
             Configure iSCSI authentication
             Enable iSCSI discovery settings
            View iSCSI statistics packages
            View iSCSI sessions
             End iSCSI session
          FAQs
             What happens when I use an iSNS server for registration?
             Which registration methods are automatically supported for iSCSI?
        System: NVMe settings
          Concepts
             NVMe overview
            NVMe terminology
          How tos
            Configure NVMe over RoCE ports
             View NVMe over Fabrics statistics
          FAQs
             How do I interpret NVMe over Fabrics statistics?
            What else do I need to do to configure or diagnose NVMe over RoCE?
        System: Add-on features
          Concepts
             How add-on features work
             Add-on feature terminology
          How tos
             Obtain a feature key file
             Enable a premium feature
             Enable feature pack
            Download the command line interface (CLI)
        System: Security key management
          Concepts
             How the Drive Security feature works
             How security key management works
             Drive Security terminology
          How tos
             Create internal security key
             Create external security key
             Change security key
             Switch from external to internal key management
             Edit key management server settings
             Back up security key
             Validate security key
             Unlock drives using a security key
          FAQs
             What do I need to know before creating a security key?
             Why do I need to define a pass phrase?
             Why is it important to record security key information?
             What do I need to know before backing up a security key?
             What do I need to know before unlocking secure drives?
             What is read/write accessibility?
             What do I need to know about validating the security key?
             What is the difference between internal security key and external security key management?
        Access Management
          Concepts
             How Access Management works
             Access Management terminology
             Permissions for mapped roles
             Access Management with local user roles
             Access Management with directory services
             Access Management with SAML
          How tos
             View local user roles
             Change passwords
             Change local user password settings
             Add directory server
             Edit directory server settings and role mappings
             Remove directory server
            Configure SAML
              Step 1: Upload the IdP metadata file
              Step 2: Export Service Provider files
              Step 3: Map roles
              Step 4: Test SSO login
              Step 5: Enable SAML
             Change SAML role mappings
             Export SAML Service Provider files
             View audit log activity
             Define audit log policies
             Delete events from the audit log
             Configure syslog server for audit logs
             Edit syslog server settings for audit log records
          FAQs
             Why can't I log in?
             What do I need to know before adding a directory server?
             What do I need to know about mapping to storage array roles?
             Which external management tools may be affected by this change?
             What do I need to know before configuring and enabling SAML?
             What types of events are recorded in the audit log?
             What do I need to know before configuring a syslog server?
             The syslog server is no longer receiving audit logs. What do I do?
        Certificates
          Concepts
            How certificates work
            Certificate terminology
          How tos
            Use CA-signed certificates for controllers
              Step 1: Complete and submit a CSR for the controllers
              Step 2: Import signed certificates for controllers
            Reset management certificates
            View imported certificate information
            Import certificates for controllers when acting as clients
             Enable certificate revocation checking
            Delete trusted certificates
            Use CA-signed certificates for key management server
              Step 1: Complete and submit CSR for a key management server
              Step 2: Import key management server certificates
             Export key management server certificates
          FAQs
             Why does the Cannot Access Other Controller dialog box appear?
             How do I know what certificates need to be uploaded to System Manager ?
             What do I need to know about certificate revocation checking?
             What types of servers will revocation checking be enabled for?
       Support
         Support center
           Concepts
             AutoSupport feature overview
             Workflow for the AutoSupport feature
           How tos
             View storage array information
               View storage array profile
               View software and firmware inventory
             Collect diagnostic data
               Collect support data manually
               Retrieve recovery support files
               Retrieve trace buffers
               Collect drive data
               Collect I/O path statistics
               Retrieve health image
             Take recovery action on storage array status
               View unreadable sectors log
               Re-enable drive ports
               Clear recovery mode
             Manage iSCSI connections
               View iSCSI statistics packages
               View the different types of iSCSI statistics
                 MAC transmit and MAC receive statistics
                 Ethernet TCP/IP statistics
                 iSCSI target statistics and local initiator statistics
                 DCBX operational state statistics
                 LLDP TLV statistics
                 DCBX TLV statistics
               View iSCSI sessions
               End iSCSI session
             Manage NVMe connections
               View NVMe over Fabrics statistics
             Manage AutoSupport
               Enable or disable AutoSupport features
               Enable AutoSupport maintenance window
               Disable AutoSupport maintenance window
               Configure AutoSupport delivery method
               Schedule AutoSupport dispatches
               View AutoSupport status
               View AutoSupport log
           FAQs
             What data am I collecting?
             What does unreadable sectors data show me?
             What is a health image?
             What else do I need to do to configure or diagnose iSCSI?
             What do the AutoSupport features do?
             What type of data is collected through the AutoSupport feature?
             How do I configure the delivery method for the AutoSupport feature?
        Event log
          Concepts
            Critical events
            Event log
          How tos
        Upgrade center
          Concepts
             Controller software and firmware upgrades
             Workflow for controller software and firmware upgrade
             Drive firmware upgrades
          How tos
            Upgrade software and firmware
             Activate controller software and firmware
             Upgrade drive firmware
             Review the possible software and firmware upgrade errors
          FAQs
             What do I need to know before upgrading the ThinkSystem SAN OS software?
             What do I need to know before suspending IOM auto-synchronization?
             Why is my firmware upgrade progressing so slowly?
             What do I need to know before upgrading drive firmware?
             How do I choose which type of upgrade to perform?
      Contacting Support
      Notices
      Trademarks
    Version 11.60.3
       Help Dashboard for System Manager
        Home
        System Manager overview
          Concepts
            System Manager's Home page
             What's new in ThinkSystem System Manager
        Setup wizard
          Concepts
            Setup wizard overview
             Setup wizard terminology
          FAQs
            What if I don't see all of my hardware components?
            What if I don't see all of my hosts?
            How does identifying applications help me manage my storage array...
            What is a workload?
            How do I configure the delivery method for AutoSupport?
            How do I know if I should accept the recommended...
             System Manager has not detected any hosts. What do I do?
        Storage array administration
          Concepts
             Storage array overview
             Administrator password protection
             Problem notification
             Operations in progress
          How tos
             Set default units for capacity values
             Set default time frame for performance graphs
             Recover from problems using Recovery Guru
             View and act on operations in progress
          FAQs
             Where can I find more information about display preferences?
             What are the supported browsers?
             What are the keyboard shortcuts?
        Storage
        Pools and volume groups
          Concepts
             How pools and volume groups work
             Capacity terminology
             How reserved capacity works
             How SSD Cache works
             SSD Cache restrictions
             Decide whether to use a pool or a volume group
             Functional comparison of pools and volume groups
             Automatic versus manual pool creation
          How tos
             Create pools and volume groups
               Create pool automatically
               Create pool manually
              Create a volume group
              Create SSD Cache
               Add capacity to a pool or volume group
             Manage pools, volume groups, and SSD Cache
              Change configuration settings for a pool
              Change SSD Cache settings
               Change configuration settings for a volume group
               View SSD Cache statistics
               Check volume redundancy
               Delete pool or volume group
               Consolidate free capacity for a volume group
               Export/Import volume groups
             Manage drives
               Turn on locator lights in a pool, volume group, or SSD Cache
               Remove capacity from a pool or SSD Cache
               Enable security for a pool or volume group
              Assign hot spares
              Replace drive logically
             Manage reserved capacity
              Increase reserved capacity
               Decrease reserved capacity
               Change the reserved capacity settings for a snapshot group
               Change the reserved capacity settings for a snapshot volume
               Change the reserved capacity settings for a consistency group member volume
               Change the reserved capacity settings for a mirrored pair volume
               Cancel pending snapshot image
               Delete snapshot group
          FAQs
             What is a hot spare drive?
             What is a volume group?
             What is a pool?
             What is reserved capacity?
             What is FDE/FIPS security?
             What is redundancy check?
             What are the differences between pools and volume groups?
             Why would I want to manually configure a pool?
             Why are capacity alerts important?
             Why can't I increase my preservation capacity?
             Is there a limit on the number of drives I can remove from a pool?
             What media types are supported for a drive?
             Why are some drives not showing up?
             How do I maintain shelf/drawer loss protection?
             What RAID level is best for my application?
             What is Data Assurance?
             What is secure-capable (Drive Security)?
             What do I need to know about increasing reserved capacity?
             Why can't I choose another amount to decrease by?
             Why do I need reserved capacity for each member volume?
             How do I view and interpret all SSD Cache statistics?
        Volumes
          Concepts
             Volumes in the storage array
             Volume terminology
             Workflow for creating volumes
             Data integrity and data security for volumes
             SSD Cache and volumes
             Application-specific workloads
             Actions you can perform on volumes
             Capacity for volumes
             Thin volume monitoring
             Comparison between thick volumes and thin volumes
             Copy Volume function
             Types of Copy Volume operations
          How tos
             Create storage
               Create workloads
              Create volumes
                Step 1: Select host for a volume
                Step 2: Select a workload for a volume
                Step 3: Add or edit volumes
                Step 4: Review volume configuration
             Manage volumes
               Increase capacity of a volume
               Change settings for a volume
               Initialize volumes
               Redistribute volumes
               Change controller ownership of a volume
               Change cache settings for a volume
               Change media scan settings for a volume
              Delete volume
             Manage applications and workloads
               Add to workload
               Change workload settings
             Work with copy services
               Copy volume
               Take action on a Copy Volume operation
             Monitor thin volumes
               Change allocated capacity limit for a thin volume
          FAQs
             What is a volume?
             Why am I seeing a capacity over-allocation error when I have enough free capacity in a volume group to create volumes?
             How does my selected workload impact volume creation?
             Why aren't these volumes associated with a workload?
             Why can’t I delete the selected workload?
             How do application-specific workloads help me manage my storage array?
             How does providing this information help create storage?
             What do I need to do to recognize the expanded capacity?
             Why don't I see all my pools and/or volume groups?
             What is segment size?
             What is preferred controller ownership?
             What is Automatic Load Balancing?
        Hosts
          Concepts
            Host terminology
            Workflow for host creation and volume assignment
            Automatic versus manual host creation
            Assigning volumes to hosts and host clusters
            Access volumes
            Restricted volume assignments
          How tos
            Configure host access
              Create host automatically
              Create host manually
              Create host cluster
              Create volumes
                Step 1: Select host for a volume
                Step 2: Select a workload for a volume
                Step 3: Add or edit volumes
                Step 4: Review volume configuration
              Assign volumes
            Manage hosts and host clusters
              Change the settings for a host
              Change the settings for a host cluster
              Unassign volumes
              Changing the host port identifiers for a host
              Delete a host or host cluster
          FAQs
            What are hosts and host clusters?
            Why would I need to create a host cluster?
            How do I know which host operating system type is correct?
            What are HBAs and adapter ports?
            How do I match the host ports to a host?
            How do I create CHAP secrets?
            What is a default cluster?
            Why the number of LUN is different in legacy post after create 4 Luns in DE series storage with BROADCOM 430-16e ?
          Performance
           Concepts
             Performance overview
             Performance terminology
           How tos
             View graphical performance data
             View and save tabular performance data
             Interpret performance data
           FAQs
             How do performance statistics for individual volumes relate to the total?
             Why does data display as zero in the graphs and table?
             What does the Latency graph show?
             What does the IOPS graph show?
             What does the MiB/s graph show?
             What does the CPU graph show?
             What does the Headroom graph show?
        Snapshots
          Concepts
             How snapshot images are used
               Overview of snapshot storage
               Requirements and guidelines for snapshots
               Base volumes, reserved capacity, and snapshot groups
               Snapshot schedules and snapshot consistency groups
               Snapshot volumes
               Snapshot rollback
             Snapshot terminology
             Workflow for creating snapshot images and snapshot volumes
          How tos
             Create snapshots and snapshot objects
               Create snapshot image
               Schedule snapshot images
              Create snapshot consistency group
                Step 1: Add members to snapshot consistency group
                Step 2: Reserve capacity for snapshot consistency group
                Step 3: Edit settings for snapshot consistency group
              Create snapshot volume
                Step 1: Review members for a snapshot volume
                Step 2: Assign snapshot volume to host
                Step 3: Reserve capacity for a snapshot volume
                Step 4: Edit settings for a snapshot volume
             Manage snapshot schedules
               Change the settings for a snapshot schedule
               Activate and suspend snapshot schedule
               Delete snapshot schedule
             Manage snapshot images
               View snapshot image settings
               Start snapshot image rollback for a base volume
               Start snapshot image rollback for snapshot consistency group member volumes
               Resume snapshot image rollback
               Cancel snapshot image rollback
               Delete snapshot image
             Manage snapshot consistency groups
               Add member volume to a snapshot consistency group
               Remove a member volume from a snapshot consistency group
               Change the settings for a snapshot consistency group
               Delete snapshot consistency group
             Manage snapshot volumes
               Convert snapshot volume to read-write mode
               Change the volume settings for a snapshot volume
               Copy snapshot volume
               Re-create snapshot volume
               Disable snapshot volume
               Delete snapshot volume
          FAQs
             What is a snapshot image?
             Why use snapshot images?
             What kinds of volumes can be used for snapshots?
             Why would I create a snapshot consistency group?
             What is a snapshot volume and when does it need reserved capacity?
             What is a snapshot group?
             Why would I disable a snapshot volume?
             What is the Disabled state?
             Why would I suspend a snapshot schedule?
        Asynchronous mirroring
          Concepts
            About asynchronous mirroring
            Asynchronous terminology
          &n