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SwitchingContinuousAccessXP'smasterjournalgroup................... 36
ContinuousAccessXPJournaldatavolumepairstatus...................... 38
ContinuousAccessXPJournalsplittypes(PSUS) ...................... 42
ContinuousAccessXPJournalsuspendtypes........................ 44
ContinuousAccessXPJournalsuspensionconditions .................... 44
3 Continuous Access XP Journal operations requirements and restrictions . 47
Systemrequirements .................................... 47
RequirementsandRestrictionsforContinuousAccessXPJournal.................. 48
One-to-onevolumecopyoperations ........................... 48
Logicalunit(LU)types ................................. 48
Maximumnumberofpairs ............................. 50
Journalgroups .................................... 51
Accessing Continuous Access XP Journal primary and secondary data volumes . . . . . . . . . 53
Cacheandnonvolatilestorage(NVS)........................... 53
Duplicatevolumes................................... 53
Port configurations................................... 53
Installinghardware .................................... 58
Remotecopyconnections................................ 59
EnablingContinuousAccessXPJournaloptions ........................ 60
Planningforjournalvolumes................................. 60
Considerations .................................... 60
Planningprocess ................................... 61
Datatransferspeedrequiredforjournalvolumes.................... 61
RAID group and journal group configurations ..................... 61
Arrangingjournalvolumes ............................. 62
Journalvolumecapacity .............................. 62
Journalvolumesinrestorejournalgroups ....................... 63
Factors that determine the data transfer speed between the primary and secondary arrays . . . . 63
Bandwidthofdatatransferpaths........................... 64
JournaltransferspeedofDKCs............................ 64
Configuring primary and secondary arrays for Continuous Access XP Journal operations . . . . . . . 64
Combining Continuous Access XP Journal with other data management functions . . . . . . . . . . 65
CombiningContinuousAccessXPJournalwithLUSE .................... 68
CombiningContinuousAccessXPJournalwithVirtualLUN.................. 68
CombiningContinuousAccessXPJournalwithCacheLUNXP ................ 68
CombiningContinuousAccessXPJournalwithLUNManager ................ 68
CombiningContinuousAccessXPJournalandPerformanceControlXP............. 68
CombiningContinuousAccessXPJournalandBusinessCopyXP ............... 69
Combining Continuous Access XP Journal with Continuous Access XP (3DC cascading configuration) 74
Basicbehavior .................................. 75
Hardware configuration .............................. 75
Setupprocedure.................................. 76
Disasterrecovery ................................. 76
Combining CA XP Journal with CA XP Synchronous (3DC multi-target configuration)....... 77
Hardware configurations .............................. 78
Setupprocedure.................................. 79
Requirements for creating Continuous Access XP Journal pairs for delta resync operations . . . 80
Requirementsforperformingdeltaresyncoperations .................. 80
Recovering from primary site failures (prior to 50-08-xx firmware)............. 81
Recov. from prim. site fail. via delta resync (50-08-xx or greater FW) (prior to 50-08-xx FW) . 83
Changing back to a 3DC multi-target configurations after recovering from primary site failures 85
Trans. business tasks from CA XP sec. sites to pri. sites (in 3DC casc. configs.)....... 86
Transfer. business tasks from CA XP sec. sites to prim. sites (in 3DC multi-target configs.) . . . 87
Trans. bus. tsks – DC1 (W/O a jur. pr.) to DC1 W/ jur. pr. (del. res. op. in 3DC multi-tar. conf) 88
Recovering from primary site and Continuous Access XP Synchronous secondary site failures . 92
Transferring business tasks from Continuous Access XP Journal secondary sites to primary sites 93
CombiningContinuousAccessXPJournalandLUNSecurityXPExtension ........... 94
Copyingaccessattributes.............................. 95
LUNSecurityXPExtensionlicensecapacity ...................... 97
4
- HP StorageWorks 1
- Contents 3
- About this guide 13
- Document conven 14
- HP technical support 14
- Subscription service 15
- HP websites 15
- Documenta 15
- 1OverviewofHPcopysolutions 17
- Overview of HP copy solutions 18
- XP Journal 19
- Journal obtain 20
- Journal copy 20
- Journal restore 20
- Components 21
- Local arrays 22
- Journal groups 23
- Data volume pairs 23
- Journal volumes 24
- Journal volume areas 25
- Consistency groups 26
- Remote copy connections 27
- Host failover software 28
- Update copy operations 30
- Read and w 30
- Journal processing 31
- Journal types 33
- Journal group o 34
- Journal obtain i 35
- Switching C 36
- Continuous Acce 44
- System requirements 47
- Logical unit (LU) types 48
- Maximum number of pairs 50
- Journal gr 51
- Duplicate volumes 53
- Installing h 58
- Planning for journal volumes 60
- Planning process 61
- Arranging journal volumes 62
- Journal volume capacity 62
- Access XP Journal operations 64
- You cannot u 68
- Combining Conti 69
- Basic behavior 75
- Hardware configuration 75
- Setup proce 76
- Disaster recovery 76
- Hardware configurations 78
- Setup procedure 79
- Transfer 87
- Copying access attributes 95
- See Table 27 97
- If the Writ 97
- If Continuous Ac 100
- DKC Operation pane components 100
- Changing option 108
- Adding logical paths 109
- Deleting logical paths 110
- 5 Using journal groups 117
- Using journal groups 118
- Changing opt 132
- Deleting journal groups 136
- Journal pair operations 141
- Restoring a p 159
- 7 Monitoring remote copy 165
- Starting usage monitoring 166
- Stopping usage monitoring 167
- Figure 67 Display Item pane 169
- Statistic Description 169
- 8Viewinghistoryofdatavolume 171
- History Operat 172
- 4. Click OK 175
- Changing array options 178
- Transferring 182
- Disaster recovery operations 184
- Overview o 185
- Blade syst 185
- Scope of Co 186
- Prerequisites 188
- Notes on operations 189
- Preparing fo 190
- NAS Blade 193
- Manager User's Guide 193
- (instance 16) 198
- Remote copy operations 201
- Splitting Cont 203
- Resynchronizin 205
- Disaster reco 207
- Commands 211
- Messages 211
- 12 Troubleshooting 213
- Corrective action 214
- Calling HP 219
- Troubleshooting 220
- When power i 221
- 14 Pinned track recovery for 225
- Continuous Access XP Journal 225
- 15 SIM reporting 227
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