Fujitsu ETERNUS DX60 S3 User Manual page 784

Appendix A Parameter List
A.3 Volume Management
• NAS FS Block Size
Description
Input condition/
Display contents
•
The maximum NAS user volume capacity varies depending on the selected "NAS FS Block Size". Refer to
"Maximum NAS user volume capacity and the maximum file size of each "NAS FS Block Size"" (page 256)
details.
•
If backing up the NAS user volumes, the NAS backup volumes are set with the same "NAS FS Block Size" as the
NAS user volumes.
•
If restoring the NAS backup volumes, the NAS user volumes are set with the same "NAS FS Block Size" as the NAS
backup volumes.
•
"NAS FS Block Size" cannot be changed after the NAS user volume is created. To change "NAS FS Block Size",
delete the NAS user volume and create it again.
•
Multiple NAS user volumes with different "NAS FS Block Size" settings can exist in the same TPP.
•
"NAS FS Block Size" for the NAS user volumes that are created with the controller firmware versions V10L2x and
earlier is "256KB" (fixed).
• RAID Group/TPP Selection
Description
Input condition/
Display contents
When "Wide Striping Volume" is specified for "Type", "Manual" is selected automatically. Note that "Automatic"
cannot be selected.
Select the block size of the NAS file system (NAS user volume).
By selecting an appropriate "NAS FS Block Size" for the user data size (file size) to be
created, the storage efficiency of the NAS user volume improves. This item is displayed
only when "NAS Volume" can be selected as the volume type.
•
256 KB
•
32 KB
•
8 KB
Specify the selection method for the RAID group or the Thin Provisioning Pool.
When the [Create Volume] function is executed from the RAID group list or the Thin
Provisioning Pool list, only "Manual" is displayed.
•
Automatic
Automatically select the RAID group or Thin Provisioning Pool in which the volume is
to be created.
•
Manual
Manually select the RAID group or Thin Provisioning Pool in which the volume is to
be created.
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ETERNUS Web GUI User's Guide (Settings)
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