HP HPE XP P9500, Руководство пользователя программного обеспечения, Страница: 4 / 608

Operations during a host failure at the primary site...........................................................52
Operations during a storage system failure at the primary site.............................................53
The Compatible FlashCopy linkage configuration...................................................................54
Overview of functions....................................................................................................54
Prerequisites for the Compatible FlashCopy linkage configuration........................................55
Sample replication product combinations...................................................................................57
Understanding Copy Group Operations....................................................................................58
Configuration for Copy Groups Used by Business Continuity Manager......................................59
Configuration Patterns that Allow Pair Creation..................................................................59
Configuration Patterns that Prohibit Pair Creation...............................................................60
Copy Group Operation Commands.....................................................................................62
Using CLI Commands to Obtain Status.................................................................................63
Meaning of copy pair status...........................................................................................63
Using the YKQRYDEV command to obtain the copy pair status of specified volumes...............66
Using the YKQUERY command to obtain the copy pair status for each copy pair...................69
Acquiring Copy Pair information from one site of a Copy Pair.............................................71
Copy Pair Status Transitions.................................................................................................71
Status Monitoring for Copy Groups......................................................................................73
Status Monitoring by Copy Pair.......................................................................................73
Status Monitoring by Volume..........................................................................................74
3 Understanding Business Continuity Manager functions..................................75
Remote DKC Control Function...................................................................................................75
Functions That Support Disaster Recovery...................................................................................77
The Reverse Resync Function................................................................................................77
The Continuous Access Synchronous Consistency Preservation Function.....................................78
The Operational Testing Function..............................................................................................79
Functions That Support Copy Group Definitions and Operations...................................................80
The Copy Group Configuration Check Function......................................................................81
Copy Group Definition File Generation Function Using CSV Files..............................................81
SMS Storage Group Import Function.....................................................................................82
The Specified Time Suspend Function........................................................................................83
NORMAL ATTIME Suspend Function.....................................................................................83
Performing a Backup Using the NORMAL ATTIME Suspend Function (for Cnt Ac-A)................84
Performing a Backup Using the NORMAL ATTIME Suspend Function (for BC Z).....................84
When Suspensions are Executed (NORMAL ATTIME Suspend Function)................................85
NORMAL ATTIME Suspend Function: Recommendations for Backing Up Multiple
Generations.................................................................................................................85
CAJ ATTIME Suspend Function.............................................................................................86
Performing a Backup Using the CAJ ATTIME Suspend Function (for Cnt Ac-J Z)......................86
Relationship Between the ATTIME Suspend Time and Timeout Times.....................................87
When suspensions are executed (CAJ ATTIME Suspend Function)........................................87
CAJ ATTIME Suspend Function: Recommendations for Backing Up Multiple Generations........89
Differences in functionality between NORMAL ATTIME and CAJ ATTIME Suspend function..........89
Functions that Acquire Volume Information.................................................................................90
Local Scan........................................................................................................................90
Remote Scan.....................................................................................................................90
NG Scan..........................................................................................................................91
Volumes Used for NG Scans...........................................................................................92
Copy Types for Which a Copy Group Including Non Gen'ed Volumes Can Be Defined..........92
Operating a Copy Group Including Non Gen'ed Volumes..................................................94
Notes on Executing an NG Scan....................................................................................95
The Logical Path Control Function..............................................................................................95
Inter-Control Unit Logical Paths.............................................................................................96
Inter-Disk Controller Logical Paths.........................................................................................97
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