User manual

3.5.4 User Data Volume (UDV)
Enter the “User data volume” function to view the status of each user data volume
Figure 3.5.4.1
(Figure 3.5.4.1: Creating a UDV named “QUICK10440,” attributed to VG “QUICK18045,” with size 222GB,
status online, write-back, high priority, attributed to 1 LUN, and cache memory size 427MB.)
• UDV Field Description:
No.
Number of this user data volume. The blue button below the UDV number indicates “More
Information” function. It shows the details of the user data volume.
Name
Name of this user data volume. The blue button below the UDV Name indicates “Rename”
function.
Size(MB)
Total capacity of this user data volume. The blue button below the size indicates “Extend”
function.
Status
The status of this user data volume:
“Online” Æ User data volume is online
“Fail” Æ User data volume fails
Status 1
“WT” Æ Write Through.
“WB” Æ Write Back.
The blue button below the status1 indicates “Set read/write mode” function
Status 2
“HI” Æ HIgh priority.
“MD” Æ MiD priority.
“LO” Æ LOw priority.
The blue button below the status2 indicates “Set Priority” function
Status 3
“I” Æ User data volume is initializing
“R” Æ User data volume is under rebuilding
“M” Æ User data volume is under migration
R % Ratio of initializing or rebuilding
RAID The RAID level that user data volume is using
#LUN Number of LUN(s) that data volume is attaching
VG name The VG name of the user data volume
CV (MB) The cache volume of the user data volume
• UDV Operation Description:
ATTACH LUN Attach to a LUN
CREATE Create a user data volume
DELETE Delete a user data volume
3.5.5 Cache Volume (CV)
Enter “Cache volume” function to view the status of cache volume
The global cache volume is a default cache volume, which is automatically created after power on, and
cannot be deleted. The size of global cache is based on the RAM size. It is total memory volume minus
the system usage.
• CV Field Description:
No.
Number of the cache volume. The blue button next to the CV number indicates
“More Information” function. It shows the details of the cache volume.
Size(MB)
Total capacity of the cache volume. The blue button next to the CV size indicates
“Resize” function. The cache volume size can be adjusted through the above
function.
UDV Name Name of UDV
• CV Operations Description:
CREATE Create a cache volume
DELETE Delete a cache volume
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