User manual

Fibre to SAS/SATA II RAID Subsystem
User Manual
131
2. When Disk Fails, How to Use Disk Power Function Command in Web GUI;
With Hot Spare Configured
NOTE: When a disk fails and the Volume Set use RAID Level with
redundancy, such as RAID Level 5, the Volume Set state will
become Degraded. If there is a Hot Spare configured, the Hot
Spare will automatically rebuild the Raid Set / Volume Set.
1. Check which Disk has failed. In this example, Disk in Enclosure#1 Slot#1 has
failed. The disk failure event can also be verified in the System Event Information
(event log) when you use “View Events/Mute Beeper” under System Controls. In
this example, Disk in Enclosure#1 Slot#2 is configured as Hot Spare.
NOTE: The Disk used in this example is from Enclosure#1 Slot#1.
Make sure to verify which Enclosure# and Slot# the failed disk is
located.
2. The Volume Set will be rebuilt automatically using the Hot Spare (Disk in Slot#2).
The System Event Information will show the “Rebuilding” event.