If drives are not recognized, troubleshoot according to the following flowchart.
If the drives are recognized, no action is required even when the event logs shown in the following flowchart are output.
Things to confirm when drives are not recognized
If drives are not recognized, confirm the following items.
|
Item |
Confirmation |
Action to be taken |
|---|---|---|
|
1 |
When you are using a Smart array controller as a disk controller, is the controller set in HBA mode? Or, when you are using a MegaRAID controller as a disk controller, are all the installed drives set to JBOD mode? |
When you are using a Smart array controller, switch its mode to HBA mode. When you are using a MegaRAID controller, switch the mode of all the installed drives to JBOD mode. |
|
2 |
If the drive is connected to a disk controller, is the firmware of the disk controller the latest one? |
If the firmware of the disk controller is not the latest version, update it. |
If none of the above checkpoints apply, collect dump log files for all storage nodes and contact customer support.