HP StorageWorks XP24000 Continuous Access Software User and Reference Guide, v01 (T5278-96002, June 2007)

ManualsBrandsHP ManualsSoftwareHP StorageWorks Continuous Access XP Ext. Media

Contents

AboutthisGuide .......................... 9

IntendedAudience...................................... 9

RelatedDocumentation.................................... 9

DocumentConventions.................................... 9

Conventionsforstoragecapacityvalues............................. 9

WindowIllustrations.................................... 10

HPTechnicalSupport.................................... 10

SubscriptionService .................................... 10

HPWebsites ....................................... 10

Documentation Feedback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

1 About HP StorageWorks XP Continuous Access Software Operations . . 13

ContinuousAccessComponents ............................... 13

StorageSystems.................................... 14

MainandRemoteControlUnits(MCUsandRCUs) ..................... 15

Pairs(P-VOLsandS-VOLs)................................ 15

AsynchronousConsistencyGroups............................ 16

RemoteCopyConnections ............................... 16

InitiatorPortsandRCUTargetPorts............................ 17

StorageSystemContinuousAccessRemoteWebConsoleSoftware .............. 17

HostFailoverSoftware ................................. 18

ContinuousAccessRemoteCopyOperations.......................... 18

InitialCopyOperation ................................. 18

UpdateCopyOperation ................................ 19

ReadandWriteI/OOperationsforContinuousAccessVolumes ............... 19

S-VOLWriteOption .................................. 20

DifferenceManagement ................................ 20

ContinuousAccessAsynchronousRecordsetOperations..................... 22

CreatingandStoringRecordsetsattheMCU........................ 22

SendingRecordsetstotheRCU ............................. 22

StoringRecordsetsattheRCU.............................. 23

SelectingandSettlingRecordsetsattheRCU........................ 23

TypesofRecordsets .................................. 24

InﬂowControlofRecordsets............................... 24

ContinuousAccessAsynchronousConsistencyGroupOperations................. 25

GroupOptions .................................... 26

GroupOperations................................... 26

PairStatus ........................................ 27

ContinuousAccessSplitTypes(PSUS)........................... 29

ContinuousAccessSuspendTypes ............................ 30

ContinuousAccessAsynchronousSuspensionConditions .................. 31

InteroperabilitywithOtherProductsandFunctions ....................... 32

BusinessCopy..................................... 36

Data Retention Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

LUNExpansion .................................... 39

VirtualLVI/LUN .................................... 39

CacheResidencyManager ............................... 40

LUNManager..................................... 40

HPStorageWorksXPPerformanceMonitor ........................ 40

Graph-Track ..................................... 41

XP24000ContinuousAccessSoftwareUserandReferenceGuide