APC iSCSI SATA II - Manual (Page 53)

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Right “WT” Æ Write Through.
“WB” Æ Write Back.
“RO” Æ Read Only.
Priority “HI” Æ HIgh priority.
“MD” Æ MiD priority.
“LO” Æ LOw priority.
Bg rate Background task priority.
“4 / 3 / 2 / 1 / 0” Æ Default value is 4. The higher
number the background priority of a VD has, the more
background I/O will be scheduled to execute.
Status The status of Virtual disk.
“Online” Æ the Virtual disk is online.
“Offline” Æ the Virtual disk is offline.
“Initiating” Æ the Virtual disk is being initialized.
“Rebuild” Æ the Virtual disk is being rebuilt.
“Migrate” Æ the Virtual disk is being migrated.
“Scrub” Æ the Virtual disk is being scrubbed.
Health The health of Virtual disk.
“Optimal” Æ the Virtual disk is operating and has
experienced no failures of the disks that comprise
the RG.
“Degraded” Æ At least one disk which comprises space
of the Virtual disk has been marked as failed or has
been plugged.
“Missing” Æ the Virtual disk has been marked as
missing by the system.
“Failed” Æ the Virtual disk has experienced enough
failures of the disks that comprise the VD for
unrecoverable data loss to occur.
“Part optimal” Æ the Virtual disk has experienced disk
failures.
R %
Ratio of initializing or rebuilding.
RAID The levels of RAID that Virtual disk is using.
#LUN Number of LUN(s) that Virtual disk is attaching.
RG name The Virtual disk is related to the RG name