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Checking Logical Drive Consistency
The Consistency Check function checks the consistency bet
parity. The Universal RAID Utility can start or stop Consisten
ween the data in the data area of a Logical Drive and the
cy Check and change the priority in which Consistency
Check is executed.
The Co
Execu the RAID Controller does not support Patrol Read. If the Universal RAID
Utility is installed, routine execution of the Consistency Check is set for RAID Controllers not supporting Patrol Read.
nsistency Check is effective next to Patrol Read to find failures including Physical Device media errors early.
te Consistency Check periodically if
Starting or stopping the Consistency Check is enabled both in the Standard Mode and
Advanced Mode. The function of changing the priority at which the Consistency Check is
executed is available only in the Advanced Mode.
Exe ing Consistency Check Manually cut
Consistency Check is executed in Logical Drives. The procedure of starting Consistency Check is described
below.
The Consistency Check can be exec
The Cons
uted only for Logical Drives with [Status] being [Online].
istency Check cannot be executed for Logical Drives with RAID Level being RAID 0.
RAID Viewer
Use [Consistency Check] in [Control] menu.
k a Logical Drive on
click [Consistency Check] on the pull-down menu of menu
stency Check is started, the
rogress of the Consistency Check appears on the
peration View. At the completion of the
onsistency Check, [Status] on the Operation View is
hanged to [Completed].
Step 1
Start the RAID Viewer. Clic the Tree View. Then
item [Control].
Step 2 After Consi
p
O
C
c
raidcmd
Use "cc" command.
Step 1
Execute "cc" command with -op option
and the following parameters.
Number of the RAID Controller containing the Logical
Drive for which Consistency Check is executed
Number of the Logical Drive for which Consistency
Check is executed
Step 2 After the Consistency Check is started, the raidcmd terminates normally. Check the execution status of the
Consistency Check by using "oplist" command.
> raidcmd cc -c=1 -l=2 -op=start
>
> raidcmd oplist
RAID Controller #1
Logical Drive #2 : Consistency Check (30%)
>
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