5. Troubleshooting
Express5800/B120g-h Maintenance Guide
28
Chapter 1 Maintenance
5.6
Problem of RAID System
[?]
Unable to rebuild the RAID array
Is the capacity of the SSD to be rebuilt enough?
→
Use a SSD with the same capacity as that of the faulty SSD.
Is the logical drive RAID0?
→
RAID0 cannot be rebuilt because it has no redundancy.
[?]
Unable to automatically rebuild the RAID array
Did you secure sufficient time for replacing the SSD?
→
To work the auto rebuild feature, secure at least 90 seconds from when a SSD is removed to when
the drive is installed.
[?]
Hard disk drive fails
→
Contact your sales representative.
[?]
Unable to perform Consistency Check
Is the logical drive
Critical
or
Degraded
?
→
Replace the failed hard disk with new one, and then rebuild the RAID array.
Is RAID0 configured for the logical drive?
→
RAID0 has no redundancy and cannot perform Consistency Check.
[?]
Unable to set Write-Back for Cache Mode
→
The current cache mode is displayed when you select
Virtual Disks
→
Properties
→
Policies
→
Write
of LSI Software RAID Configuration Utility. If an extra battery is faulty, is not connected, or
insufficiently charged, the Cache Mode is changed to
WThru
(
Write Through
) even if you specify
WBack
(
Write Back
).
For details, see
Chapter 2 (4. RAID System Configuration)
.
[?]
DISK LED flashes
Does DISK LED flash frequently even while the HDD is not accessed?
→
When Patrol Read is running, DISK LED flashes even if the HDD is not being accessed. If SATA
HDD is used, the DISK LED may stay on.
