APC RAID Subsystem SCSI-SATA II - Manual (Page 55)

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4. Fill in the size and click “ “.
5. Done. A new dedicated cache volume has been set.
Step 2: Create VG (Volume Group).
Please refer to Step 1 of Example 1 to create VG.
Step 3: Create UDV (User Data Volume).
Please refer to Step 2 of Example 1 to create UDV. To create a user data volume
with dedicated cache volume, please follow the below procedures.
Figure 3.6.7.10
1. Select “/ Volume config / User data volume”.
2. Click “
”.
3. Input a UDV name, choose a VG Name, select Dedicated cache which
is created at Step 1, and input the size for the UDV; decide the stripe
height, block size, read/write mode and set priority, finally click
“
“.
4. Done. A UDV using dedicated cache has been created.
Tips
The minimum size of global cache volume is 40MB. The
minimum size of dedicated cache volume is 20MB.