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Chapter 5 Configuration Menu
> 5.3 Thin Provisioning Management
ETERNUS DX400/DX8000 series ETERNUSmgr User Guide Settings/Maintenance
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5.3.11 Thin Provisioning Volume Expansion
This function expands the Thin Provisioning Volume capacity.
■ Conditions of Thin Provisioning Volumes (TPV) that can be expanded:
• Capacity of the target TPV must not exceed 32TB (33,554,432MB)
• No Advanced Copy session is registered in the target TPV
• No Remote Advanced Copy session is registered in the target TPV
■ The maximum capacity of Thin Provisioning Pool (TPP) for each model
Model Maximum TPP Capacity (TB)
ETERNUS DX410 312
ETERNUS DX440 630
ETERNUS DX8100 630
ETERNUS DX8400 1024
ETERNUS DX8700 1024
• After expanding the Thin Provisioning Volume capacity, the volume
capacity change must be recognized by the se rver. Refer to the
manuals of each OS or file system for information about server
operation.
• Expanding the capacity of a Thin Provisioning Volume is not available
when the relevant Thin Provisioning Volume is being balanced.
• Expanding the capacity of a Thin Provisioning Volume is not available
when the relevant Thin Provisioning Pool is a migration source of the
RAID Migration that is being performed.
• The [Thin Provisioning Volume Expansion] function cannot be used in
the following conditions:
- When there are no Thin Provisioning Volumes registered
- When there is no free area to be expanded in the ETERNUS DX400/
DX8000 series
• When Resource Domains are registered in the ETERNUS DX400/
DX8000 series, the Thin Provisioning Volumes that can be expanded
differ depending on the current user account.
- When logge d on using a Total Administrator acco unt, a ll the Thin
Provisioning Volumes that are assigned to Resource Domains can
be expanded.
- When logged on using a Resource Domain Administrator account,
only the Thin Provisioning Volumes that are assigned to the relevant
Resource Domain, and only the Thin Provisioning Volumes that are
assigned to the Shared Resource, can be expanded.