HP XP7 Provisioning for Open Systems User Guide (H6F56-96009)

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Console
Pair status
DisabledDisabledCOPY(RS-R)/RCPY
DisabledDisabledPSUE
Continuous Access Synchronous
You can use Thin Provisioning or Smart Tiers in combination with Continuous Access Synchronous
to replicate V-VOLs. The following figure illustrates the interaction when the Continuous Access
Synchronous primary volume and secondary volume are also V-VOLs.
Figure 1 Thin Provisioning or Smart Tiers and Continuous Access Synchronous
ExplanationContinuous Access
Synchronous S-VOL
Continuous Access
Synchronous P-VOL
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 original normal volume
(primary volume).
*Normal volumes include the internal volumes and external volumes that are mapped to the volumes of the external
storage system using 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 a Continuous Access Synchronous
primary volume and secondary volume
Continuous Access Journal
You can use Thin Provisioning or Smart Tiers in combination with Continuous Access Journal to
replicate THP V-VOLs.
Using Thin Provisioning or Smart Tiers with other HP XP7 Storage products 69