Hitachi ShadowImage for z/OS user guide (HIT9503-96009, January 2008)

• You can configure up to 128 consistency groups in a storage system, including the Siz consistency
groups.
• Anumber(0−127) is assigned to each consistency group.
• You can specify a consistency group number when you create Siz pairs.
• You can view the ID of the consistency groups used as the pair unit using the Remote Web
Console window or by using a IBM System z host.
• You can define up to 4,096 Siz pairs in a consistency group.
• Siz pairs and Siz pairs cannot co-exist within the same consistency group.
Legend
: At-Time Split function
S-VOL S-VOLS-VOL S-VOL
T-VOL T-VOLT-VOL T-VOL
Specify a copy group and split pairs
Pairs in the same
consistency group
Business Continuity Manager
Figure 15 At-time Split Function (specifying Copy Group)
Hitachi ShadowImage for z/OS user guide
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