NEC Express5800/340Hb-R N8800-047F, User Manual

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3-24 Windows Setup and Operation
4.
When [Op State: State] becomes [Duplex], the resynchronization is completed.
[Resynchronization without specifying disk]
1.
Start [RDR Utility] and right-click [RDR Virtual Disk x](x=1,2,3) constructed by a disk you
wish to resynchronize in the left frame and click [Resynchronize RDR Virtual Disk].
2.
In the [Success] dialog box, click [OK].
3.
Resynchronization among the disks constructing the virtual disk starts and [Op State: State]
becomes [Simplex] and [Status] becomes [Resync x percent](x=0,25,50,75).
4.
When [Op State: State] becomes [Duplex] and [Status] becomes [None], the
resynchronization is completed.
Verifying RDR disks
Follow the steps below to check if the disk synchronization by RDR is being performed normally.
TIPS:
„ The verification process is automatically performed every 12 hours.
„ The duration may vary depending on the disk size or load, but the verification process
completes in a few seconds.
1.
Start [RDR Utility] and right-click [RDR Virtual Disk x](x=1,2,3) in the left frame and click
[Verify RDR Virtual Disk].
2.
In the [Success] dialog box, click [OK].
3.
Disk verification starts and [Status] of the RDR Virtual Disk becomes [Verify x
percent](x=0,25,50,75).
4.
When [Status] becomes [None], the verification is completed.
Setting priority for resynchronization
Priority of synchronization can be specified for disk mirroring by RDR.
By changing the priority, I/O load during synchronization can be reduced.
1.
Start [RDR Utility], right-click [RDR Virtual Disk x](x=1,2,3) in left frame to change the
priority and click [Set Resync Priority].
2.
When a dialog box appears, select Low, Normal or High (a default is Normal) and click
[OK].
3.
In the [Success] dialog box, click [OK].