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Configuration: Disk Groups and Virtual Disks 137
The media scan duration specifies the number of days for which the media
scan runs on the selected virtual disks.
5
To disable media scans on an individual virtual disk, select the virtual disk
in the
Select virtual disks to scan
area, and deselect
Scan selected virtual
disks
.
6
To enable media scans on an individual virtual disk, select the virtual disk
in the
Select virtual disks to scan
area, and select S
can selected virtual
disks
.
7
To enable or disable the consistency check, select either
With consistency
check
or
Without consistency check
.
NOTE: A consistency check scans the data blocks in a RAID level 5 virtual
disk, or a RAID level 6 virtual disk and checks the consistency information for
each block. A consistency check compares data blocks on RAID level 1
mirrored physical disks. RAID level 0 virtual disks have no data consistency.
8
Click
OK
.
Suspending the Media Scan
You cannot perform a media scan while performing another long-running
operation on the disk drive such as reconstruction, copy-back,
reconfiguration, virtual disk initialization, or immediate availability
formatting. If you want to perform another long-running operation, you must
suspend the media scan.
NOTE: A background media scan is the lowest priority of the long-running
operations.
To suspend a media scan:
1
In the AMW, select the
Logical
tab and select any virtual disk.
2
Select
Virtual Disk
Change
Media Scan Settings
.
The
Change Media Scan
Settings window is displayed.
3
Select
Suspend media scan
.
NOTE: This applies to all the virtual disks on the disk group.
4
Click
OK
.
book.book Page 137 Tuesday, September 27, 2011 3:25 PM