HP XP P9500 Storage - Manual (Page 4)

Reserving a consistency group..................................................................................................35
System options that affect performance......................................................................................35
Setting performance options................................................................................................36
5 Performing pair operations........................................................................37
Pair operations workflow.........................................................................................................37
Check pair status....................................................................................................................37
Pair creation..........................................................................................................................37
Prerequisite information for creating pairs..............................................................................37
BC Z pair configuration in Create Pairs wizard......................................................................38
Creating pairs...................................................................................................................39
Suspending pair creation.........................................................................................................41
Pair split................................................................................................................................42
Types of split operations......................................................................................................42
Prerequisite information for splitting pairs..............................................................................43
Split/SUSPOP, performance, and SOM 459..........................................................................43
Splitting pairs....................................................................................................................43
Splitting pairs in a consistency group using At-Time Split workflow...........................................44
Pair resynchronization.............................................................................................................45
Types of resync operations..................................................................................................45
Prerequisite information for resynchronizing...........................................................................46
Resynchronizing pairs.........................................................................................................46
Pair deletion..........................................................................................................................47
Prerequisite information for deleting pairs..............................................................................48
Deleting pairs....................................................................................................................48
6 Monitoring and maintaining the system.......................................................49
Monitoring the system ............................................................................................................49
Monitoring pair activity, status ............................................................................................49
Pair status definitions.....................................................................................................50
RAID Manager pair status names....................................................................................51
Status, pair operations permitted ....................................................................................51
Status of unaffected S-VOLs, operations permitted .............................................................52
Monitoring pair, volume details...........................................................................................52
Monitoring synchronous rates..............................................................................................52
Monitoring consistency groups.............................................................................................53
Monitoring reserve volumes.................................................................................................53
Monitoring a pair’s operation history ..................................................................................53
Maintaining the system............................................................................................................54
Removing reserve attribute from a volume..............................................................................55
Releasing a reserved consistency group................................................................................55
Pair operations during system, device maintenance.................................................................55
7 Troubleshooting........................................................................................56
Business Copy Z Troubleshooting..............................................................................................56
Operation and display troubleshooting.................................................................................56
Troubleshooting pinned tracks..............................................................................................56
Troubleshooting extended copy times...................................................................................56
Service Information Messages (SIMs).........................................................................................57
Troubleshooting with RAID Manager.........................................................................................57
Troubleshooting the At-Time Split..........................................................................................65
8 Support and other resources......................................................................67
Contacting HP........................................................................................................................67
Subscription Service...........................................................................................................67
Documentation feedback....................................................................................................67
Related information.................................................................................................................67
4 Contents