4 sharing continuous access synchronous z volumes, Volume – HP XP P9500 Storage User Manual

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4 Sharing Continuous Access Synchronous Z volumes

This chapter helps you plan Continuous Access Synchronous Z pair volumes when they are shared
with non-Continuous Access Synchronous Z volumes. It discusses all of the program products that
can be used with Continuous Access Synchronous Z.

Volume types that can be shared with Continuous Access Synchronous Z

The following table indicates whether non-Continuous Access Synchronous Z volumes can also be
used as Continuous Access Synchronous Z M-VOLs and R-VOLs.

Table 20 z/OS system volume types that can be shared with Continuous Access Synchronous Z

Used as R-VOL?

Used as M-VOL?

Functions and volumes

Business Copy Z

Yes

Yes

S-VOL in Split status

No

No

S-VOL in Resync-R status

No

No

S-VOL that is also used as a Cnt Ac-J Z primary or Cnt
Ac-J Z remote volume

Yes

Yes

S-VOL (none of above)

No

Yes

T-VOL in Split status

No

No

T-VOL (none of above)

No

No

Reserved volume

Compatible FlashCopy

Yes

Yes

S-VOL

No

Yes

#1

,

#3

T-VOL

Compatible FlashCopy SE

No

4

Yes

4

S-VOL

No

4

No

4

T-VOL

Compatible XRC

No

Yes

Main volume

No

Yes

Remote volume

Concurrent Copy (CC)

No

Yes

CC volume

Auto LUN

#2

Yes. If the source volume is
used as an R-VOL, volume
migration stops.

Yes. If the source volume is
used as a M-VOL, volume
migration stops.

Source volume (when volume migration is in progress)

Yes

Yes

Source volume (after vol migration finishes)

No

No

Target volume

No

No

Reserved volume

Continuous Access Journal Z

No

No

P-VOL (main volume) in Pending Duplex status

Volume types that can be shared with Continuous Access Synchronous Z

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