Using version 2 with truecopy for mainframe – HP StorageWorks XP Remote Web Console Software User Manual
Page 55
Even if the ShadowImage for Mainframe S-VOL already has three T-VOLs, you can create up to
16 pairs by specifying the volumes of Version 2 relationships as the copy source.
In the following cases, you cannot create ShadowImage for Mainframe pairs (see
):
•
The S-VOL of the Version 2 relationship and the T-VOL of the ShadowImage for Mainframe
pair are shared.
•
The T-VOL of the Version 2 relationship and the T-VOL of the ShadowImage for Mainframe
pair are shared.
•
The T-VOL of the Version 2 relationship and the S-VOL of the ShadowImage for Mainframe
pair are shared.
When you use Version 2, you cannot create pairs sharing the volumes shown in
.
Figure 30 Version 2 and ShadowImage for Mainframe: Non-sharable Combinations
Using Version 2 with TrueCopy for Mainframe
•
Volumes that can be shared:
The following table shows the combination of volumes when you use Version 2 with TrueCopy
for Mainframe. Basically, TrueCopy for Mainframe includes both TrueCopy Synchronous for
Mainframe and TrueCopy Asynchronous for Mainframe. For details about the Preserve
Mirror Flashcopy
function, see
.
Table 28 Version 2 and TrueCopy for Mainframe Shared Volumes
TrueCopy for Mainframe
Version 2
R-VOL
M-VOL
Yes
Yes
S-VOL
No
Yes
T-VOL
Interoperability With Other Products and Functions
55