Volumes can be used as both a Compatible FlashCopy® V2 T-VOL and a TCz P-VOL as long as they are used in one of the combinations listed in Supported emulation type combinations.
The following table shows whether you can share the Compatible FlashCopy® V2 T-VOL and the TCz P-VOL.
| Shared TCz pair volume |
Status of TCz pair |
|||
|---|---|---|---|---|
| Duplex |
Pending |
Suspend |
||
| TCz |
P-VOL |
OK |
OK |
OK |
The following table indicates the TCz pair status that is required when performing a Reverse Restore and Fast Reverse Restore if a Compatible FlashCopy® V2 T-VOL and the volume of a TCz pair is shared.
| Shared TCz pair volume |
Status of TCz pair |
|||
|---|---|---|---|---|
| Duplex |
Pending |
Suspend |
||
| TCz |
P-VOL |
OK |
OK |
OK |
If the Compatible FlashCopy® V2 S-VOL and T-VOL are Dynamic Provisioning for Mainframe volumes, the number of pages remaining in the T-VOL might differ, depending on the timing.
For instructions on sharing Compatible FlashCopy® V2 and TCz volumes, see Using commands to share Compatible FlashCopy® V2 and TCz volumes. The volume copy operation (of which a T-VOL is a TCz P-VOL) might not be performed by using some applications on the host. For details, see Why you use IBM Db2® Cloning Tool for z/OS®.