Sans Digital EliteRAID ER104I+, Руководство пользователя

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Snapshot (MB) The Virtual disk size that used for snapshot. The number means “Used
snapshot space” / “Total snapshot space”. The unit is in megabytes
(MB).
#Snapshot Number of snapshot(s) that Virtual disk is taken.
RG name The Virtual disk is related to the RG name
•
VD operations description:
Extend Extend a Virtual disk capacity.
Scrub Scrub a Virtual disk. It’s a parity regeneration. It supports RAID 3 / 5 / 6
/ 30 / 50 / 60 only.
Delete Delete a Virtual disk.
Set property Change the VD name, right, priority and bg rate.
Right options:
“WT” Æ Write Through.
“WB”
Æ
Write Back.
“RO” Æ Read Only.
Priority options:
“HI”
Æ
HIgh priority.
“MD” Æ MiD priority.
“LO”
Æ
LOw priority.
Bg rate options:
“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.
Attach LUN Attach to a LUN.
Detach LUN Detach to a LUN.
List LUN List attached LUN(s).
Set snapshot space Set snapshot space for executing snapshot. Please refer to next chapter
for more detail.
Cleanup snapshot Clean all snapshot VD related to the Virtual disk and release snapshot
space.