Continuous access synchronous, Continuous access journal, Business copy – HP XP P9500 Storage User Manual

Page 70

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Not permitted

Permitted

Product name (Guide name)

Not applicable

Performing operations on THP V-VOLs
and pool-VOLs.

Cache Partition (HP P9000
Performance for Open and Mainframe
Systems User Guide
)

Use on THP V-VOLs.

Volume Shredder (HP P9000 Volume
Shredder for Open and Mainframe
Systems User Guide
)

Using on THP pool-VOLs.

Increasing the capacity of THP
V-VOL used by Volume Shredder.

Discarding zero data, and running
Volume Shredder to the same THP
V-VOL (This operation will be
prohibited by the microcode).

Continuous Access Synchronous

You can use Thin Provisioning in combination with Continuous Access Synchronous to replicate
THP V-VOLs.

The following table lists the supported Continuous Access Synchronous and Thin Provisioning
volume combinations.

Explanation

Continuous Access
Synchronous S-VOL

Continuous Access
Synchronous P-VOL

Supported. Consumed capacity is the same for P-VOL and
S-VOL.

THP V-VOLs

THP V-VOLs

Supported.

Normal (ordinary) volumes

THP V-VOLs

Supported.

THP V-VOLs

Normal (ordinary) volumes

Note, howver, that this combination consumes the same
amount of pool capacity as the original normal volume
(P-VOL).

You cannot specify a Thin Provisioning pool-VOL as a Continuous Access Synchronous P-VOL and
S-VOL.

Continuous Access Journal

You can use Thin Provisioning in combination with Continuous Access Journal to replicate THP
V-VOLs.

The following table lists the supported Continuous Access Journal and Thin Provisioning volume
combinations.

Explanation

Continuous Access
Journal S-VOL

Continuous Access Journal
P-VOL

Supported. Consumed capacity is the same for P-VOL and S-VOL.

THP V-VOLs

THP V-VOLs

Supported.

Normal (ordinary)
volumes

THP V-VOLs

Supported.

THP V-VOLs

Normal (ordinary)
volumes

Note, however, that this combination consumes the same amount
of pool capacity as the original normal volume (P-VOL).

Business Copy

You can use Thin Provisioning in combination with Business Copy to replicate THP V-VOLs.

70

Configuring thin provisioning

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