If you are instructed to do so, you can place a controller in service mode.
-
The storage array must have two controllers. The controller that you are not placing in service mode must be online (in the optimal state).
-
Make sure that no volumes are in use or that you have a multipath driver installed on all hosts using these volumes.
|
Placing a controller in service mode might significantly reduce performance. Do not place a controller in service mode unless you are instructed to do so by technical support. |
-
Select Hardware.
-
If the graphic shows the drives, click Show back of shelf.
The graphic changes to show the controllers instead of the drives.
-
Click the controller that you want to place into service mode.
The controller’s context menu appears.
-
Select Place in service mode, and confirm that you want to perform the operation.