Operating System Software User Manual

Figure 61 Bidirectional 1-to-1 Remote-Copy Configuration—Example

Example secondary systemExample primary system

System2System1System name

1196System ID

System1 = primary:

• Two corresponding VVs:

remotevv.0 and remotevv.1

• Two VVs: localvv.0 and

localvv.1

Virtual volumes and volume groups

• One secondary volume group:

sync_group_1.r96

• One primary volume group:

sync_group_1

Data flow:

System1 —> System2

System2 = primary:

• Two VVs: localvv.0 and

localvv.1

• Two corresponding VVs:

remotevv.0 and remotevv.1

Virtual volumes and volume groups

• One secondary volume group:

sync_group_2.r11

• One primary volume group:

sync_group_2

Data flow:

System1 <— System2

synchronousMode of all volume groups

Failover systemFailed/recovered systemDisaster recovery role

165