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Figure 5 Using Thin Provisioning or Smart Tiers and Auto LUN

ExplanationAuto LUN target volumeAuto LUN source volume

Supported.THP V-VOLsTHP V-VOLs

Supported.Normal (ordinary)

volumes*

THP V-VOLs

Supported.THP V-VOLsNormal (ordinary) volumes*

Note, however, that this combination consumes the same

amount of pool capacity as the normal volume.

*Normal volumes include the internal volumes and external volumes that are mapped to the volumes of the external

storage system using by External Storage. For more information on external volumes, see the HP XP7 External Storage

for Open and Mainframe Systems User Guide.

• You cannot specify a Thin Provisioning or Smart Tiers pool-VOL as the Auto LUN source volume

and target volume.

• If you specify the THP V-VOL as the source volume, you must not specify the THP V-VOL that

uses the same pool of the source volume.

• For details about the migration of THP V-VOLs used in the following pairs, see the HP XP7

Auto LUN User Guide.

◦ Business Copy

◦ Continuous Access Journal

• You cannot migrate THP V-VOL which is being used by the High Availability pair.

Fast Snap

When using Thin Provisioning, Thin Provisioning Z, and Fast Snap in a storage system, note the

following:

• Pools for Thin Provisioning (including Smart Tiers) and Thin Provisioning Z (including Smart

Tiers Z) cannot be used in conjunction with Fast Snap. The pool for Fast Snap cannot be used

in conjunction with Thin Provisioning or Thin Provisioning Z.

• Up to 128 pools in total can be used for Thin Provisioning (including Smart Tiers), Thin

Provisioning Z (including Smart Tiers Z), and Fast Snap.

• A pool-VOL cannot be shared with Thin Provisioning (including Smart Tiers), Thin Provisioning

Z (including Smart Tiers Z), and Fast Snap.

Cache Partition CLPR setting

THP V-VOLs and the associated pool volumes should be assigned to the same CLPR.

74 Configuring thin provisioning

HP XP7 User Manual

Other manuals for HP XP7