Chapter 3 Volume Management
3.7 TPV Management
ETERNUS Web GUI User’s Guide (Settings)
Copyright 2015 FUJITSU LIMITED P2X0-1270-13ENZ0
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3.7 TPV Management
This section describes TPV management.
TPV management provides the following functions:
• Expand Thin Provisioning Volume
• Modify Thin Provisioning Volume Threshold
• Optimize TPV/FTV Capacity
• Cancel Optimizing TPV/FTV Capacity
• Start Balancing Thin Provisioning Volume
• Stop Balancing Thin Provisioning Volume
• Reconfigure NAS Volume
• Set Allocation
3.7.1 Expand Thin Provisioning Volume
This function expands the capacity of a Thin Provisioning Volume.
Requirements for expanding a TPV
• The capacity is not 128TB or more
- For ODX Buffer volumes, the capacity must not be more than 1TB
- For NAS user volumes, the capacity must not be more than the maximum volume capacity of each "NAS
FS Block Size" (*1)
*1: The following table shows the maximum NAS user volume capacity and the maximum file size of each "NAS FS
Block Size".
*2: NAS file system (NAS user volume) version. For the details, refer to "Volume Detail (Basic)" in "ETERNUS Web
GUI User’s Guide (Operation)".
*3: The file size indicates the size of the user data that is created in the shared folder.
NAS FS Version (*2) NAS FS Block Size
8KB 32KB 256KB
Maximum NAS user
volume capacity
2
––
128TB NAS FS block size is fixed to
"256KB"
3 4TB 16TB
–
For a NAS user volume created
with a "256 KB" NAS FS block
size, NAS FS version is "2".
4 32TB 128TB 128TB
Maximum file size
(*3)
2
––
32TB NAS FS block size is fixed to
"256KB"
3 or 4 1TB 4TB 32TB
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