4 configuring business copy z, 5 managing business copy z pairs, 6 monitoring and maintaining business copy z – HP XP Racks User Manual

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Business Copy Z volume access attribute setting using Volume Retention....................................29
BC Z pair tasks and reserve attribute change tasks.................................................................29

4 Configuring Business Copy Z.....................................................................31

Workflow for setting up Business Copy Z...................................................................................31

Workflow for managing CG IDs for Business Copy Z..............................................................31

Reserving consistency groups..........................................................................................32

Releasing reserved mainframe consistency groups..................................................................33
System options that affect performance.................................................................................34
Enabling system options......................................................................................................35

5 Managing Business Copy Z pairs...............................................................37

Workflow for managing Business Copy Z pairs..........................................................................37
BC Z pair status checks...........................................................................................................37
BC Z pair creation..................................................................................................................38

Workflow for creating Business Copy Z pairs.........................................................................38
Prerequisites for creating BC Z pairs.....................................................................................38
Creating BC Z pairs...........................................................................................................39
Suppressing update copy operations during pair creation.......................................................43
Workflow for setting up pair configurations for BC Z..............................................................43

Suspending BC Z pair creation.................................................................................................45
Changing BC Z pair options....................................................................................................47
Splitting BC Z pairs.................................................................................................................48

Pair splitting methods.........................................................................................................49
Prerequisites for splitting BC Z pairs.....................................................................................49
Workflow for ensuring data consistency................................................................................49
Workflow for quickly splitting existing pairs...........................................................................50
Splitting BC Z pairs............................................................................................................50
Workflow for consistency group pair-split..............................................................................52

Restrictions for consistency group pair-split........................................................................54
Workflow for maintaining consistent Business Copy Z secondary volume backups.................54
Workflow for registering new split times for BC Z consistency groups...................................54
Resetting split times.......................................................................................................54

Workflow for ensuring snapshot data is consistent with P-VOL data...........................................55

BC Z pair resynchronization.....................................................................................................55

Types of pair resynchronization............................................................................................55

Forward resynchronization..............................................................................................56
Reverse resynchronization...............................................................................................56

Workflow for resynchronizing BC Z pairs..............................................................................57
Workflow for restoring BC Z pairs........................................................................................58
Resynchronizing or restoring BC Z pairs................................................................................58

Suppressing update copy operations during pair restoration.........................................................61
Workflow for setting the RAID level...........................................................................................61
BC Z pair deletion..................................................................................................................61

Prerequisites for deleting BC Z pairs.....................................................................................61
Workflow for deleting BC Z pairs.........................................................................................62
Deleting BC Z pairs............................................................................................................62
MP blades and deleting pairs..............................................................................................63

6 Monitoring and maintaining Business Copy Z..............................................64

Monitoring the Business Copy Z system.....................................................................................64

Viewing pair information for local replication........................................................................64
Monitoring BC Z pair activity and status...............................................................................65

The RWC pair status names and descriptions....................................................................66
RAID Manager pair status names....................................................................................68
Pair status and supported pair user tasks..........................................................................68

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