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Contents
Aboutthisguide .......................... 7
Intendedaudience...................................... 7
Prerequisites ........................................ 7
Relateddocumentation.................................... 7
Documentconventionsandsymbols .............................. 8
HPtechnicalsupport..................................... 8
Subscriptionservice ..................................... 9
HPwebsites......................................... 9
Documentationfeedback................................... 9
1BusinessCopyXP(BC)fortheArray ................. 11
OverviewofBCoperations.................................. 11
BCcomponents..................................... 11
BCvolumepairs(P-VOLsandS-VOLs)......................... 12
CopyThresholdoption............................... 13
Cascadepairs .................................. 13
BCsoftwareontheCommandViewXPmanagementstation............... 13
BCrequirementsforthearray .............................. 13
Maximumnumberofpairsforthearray........................ 15
BCoperations..................................... 21
Setreserveattributeoperation............................ 21
Resetreserveattributeoperation........................... 21
Paircreateoperation ................................ 21
Initialcopyoperation................................ 21
Updatecopyoperation............................... 22
Cascadefunction ................................. 23
Pairsplitoperation................................. 23
Pairresyncoperations................................ 24
Forwardpairresyncoperation............................ 25
Backwardpairresyncoperation ........................... 25
Pairstatusandtimerequiredforpairresync ...................... 30
Pairsplit-Eoperation(suspend)............................ 30
Pairsplit-Soperation(delete)............................. 31
BCoptions...................................... 31
Swap&Freezeoption................................ 31
HostI/OPerformanceoption ............................ 32
Cascadefunction ................................... 32
At-TimeSplitfunction.................................. 36
EnablingtheAt-TimeSplitfunctionusingRAIDManager................. 37
Pairstatus ...................................... 38
Cautionsonswitchingoffthepowersupply ........................ 40
CautionsonusingtheXP10000............................. 41
PreparingforBCoperations................................. 41
Systemrequirements .................................. 41
PreparingforBCoperations............................... 42
CombiningBCwithotherdatamanagementoperations................... 43
CombiningBCandContinuousAccessXPJournaloperations................. 43
CombiningBCandContinuousAccessXPoperations.................... 46
CombiningBCwithLUNSecurityXPExtension....................... 49
Copyingaccessattributes................................ 49
License capacity of LUN Security XP Extension . . . . . . . . . . . . . . . . . . . . . . . 51
Business Copy XP user guide
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