Problem Of Operating A Raid System - NEC Express5800/R120g Maintenance Manual

Chapter 1 Maintenance
5.5

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/R120g-2E, T120g Maintenance Guide
5. Troubleshooting
37