Place controller offline
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If you are instructed to do so, you can place a controller offline.
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Your storage array must have two controllers. The controller that you are not placing offline must be online (in the optimal state).
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Make sure that no volumes are in use or that you have a multipath driver installed on all hosts using these volumes.
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Do not place a controller offline unless you are instructed to do so by the Recovery Guru or technical support. |
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Select Hardware.
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If the graphic shows the drives, click the Controllers & Components tab.
The graphic changes to show the controllers instead of the drives.
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Click the controller that you want to place offline.
The controller's context menu appears.
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Select Place offline, and confirm that you want to perform the operation.
It might take several minutes for System Manager to update the controller's status to offline. Do not begin any other operations until after the status has been updated.