Problem Of Operating A Raid System - NEC Express5800/T120f Maintenance Manual

Chapter 1 Maintenance
5.6

Problem of Operating a RAID System

[?] Unable to rebuild the RAID array
 Is the capacity of the hard disk drive to be rebuilt correct?
→ Use a hard disk drive with the same capacity as that of the faulty hard disk drive.

Is the logical drive RAID0?
→ RAID0 cannot be rebuilt because it has no redundancy. Replace the failed hard disk drive, reconfigure
the RAID array, and recover the drive using backup data.
[?] Unable to automatically rebuild the RAID array

Did you wait for sufficient time until the hard disk drive was replaced?
→ Follow the steps below to use the auto-rebuilding feature.
(1) Remove a failure HDD.
(2) Wait for at least 90 seconds.
(3) Install a new HDD.
 Is configuration correct?
→ Run LSI Software RAID Configuration Utility and confirm settings for Auto Rebuild.
TOP menu → Objects → Adapter → Auto Rebuild
[?] The hard disk drive failed
→ Contact your sales representative.
[?] Unable to perform Consistency Check

Is the logical drive Critical or Degraded?
→ Replace the failed hard disk drive with new one, and then perform Rebuild.

Is the logical drive RAID0?
→ RAID0 has no data redundancy and Consistency Check is disabled in the RAID0 array.
Express5800/R120f-2E, T120f Maintenance Guide
5. Troubleshooting
37