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System options that affect performance.................................................................................30
Enabling system options......................................................................................................31
5 Managing Business Copy pairs..................................................................34
Workflow for managing Business Copy pairs.............................................................................34
BC pair status checks..............................................................................................................34
BC pair creation.....................................................................................................................34
Workflow for creating Business Copy pairs............................................................................35
Prerequisites for creating BC pairs........................................................................................35
Creating BC pairs..............................................................................................................36
Creating L1 and L2 pairs with different topologies..................................................................40
Refining pair topology...................................................................................................42
Suppressing update copy operations during pair creation.......................................................42
Suspending BC pair creation....................................................................................................43
Changing BC pair options.......................................................................................................44
Splitting BC pairs...................................................................................................................45
Pair splitting methods.........................................................................................................46
Prerequisites for splitting BC pairs........................................................................................46
Workflow for ensuring data consistency................................................................................47
Workflow for quickly splitting existing pairs...........................................................................47
Splitting BC pairs...............................................................................................................48
Workflow for consistency group pair-split..............................................................................49
Restrictions for consistency group pair-split........................................................................51
Workflow for maintaining consistent Business Copy secondary volume backups....................51
Workflow for ensuring snapshot data is consistent with P-VOL data...........................................51
BC pair resynchronization........................................................................................................51
Types of pair resynchronization............................................................................................52
Forward resynchronization..............................................................................................52
Reverse resynchronization...............................................................................................53
Workflow for resynchronizing BC pairs.................................................................................54
Workflow for restoring BC pairs...........................................................................................54
Resynchronizing or restoring BC pairs...................................................................................55
Suppressing update copy operations during pair restoration.........................................................57
Workflow for setting the RAID level...........................................................................................58
BC pair deletion.....................................................................................................................58
Prerequisites for deleting BC pairs........................................................................................58
Workflow for deleting BC pairs............................................................................................58
Deleting BC pairs..............................................................................................................59
MP blades and deleting pairs..............................................................................................60
6 Monitoring and maintaining Business Copy.................................................61
Monitoring the Business Copy system........................................................................................61
Viewing pair information for local replication........................................................................61
Monitoring BC pair activity and status..................................................................................62
The RWC pair status names and descriptions....................................................................63
RAID Manager pair status names....................................................................................64
Pair status and supported pair user tasks..........................................................................65
L1, L2 pair status and supported pair user tasks.................................................................65
Unaffected S-VOL status and pair user tasks......................................................................67
Monitoring BC pair, volume details......................................................................................67
Monitoring BC pair synchronous rates..................................................................................68
Monitoring consistency groups.............................................................................................70
Viewing consistency group properties..............................................................................71
Viewing a list of Fast Snap pairs.....................................................................................72
Monitoring pair user task history..........................................................................................72
Workflow for maintaining the system.........................................................................................74
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dati dispositivi di elaborazione - HP XP1024 Disk Array (2.29 mb)