4 performing compatible flashcopy se operations – HP XP P9500 Storage User Manual

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Using TSO to establish Compatible FlashCopy relationships by extents .....................................58
Using DFSMSdss to establish Compatible FlashCopy relationships by extents ............................60
Using ANTRQST Macro to establish Compatible FlashCopy relationships by extents ..................60

Using z/VM CP to establish relationships for Compatible FlashCopy ............................................61

Using z/VM FlashCopy to establish relationships...................................................................61
Using z/VM FLASHCOPY ESTABLISH to establish relationships................................................62
Using z/VM FLASHCOPY BACKGNDCOPY to start up background copying.............................63
Using z/VM FLASHCOPY RESYNC to re-establish relationships................................................63
Using z/VM FLASHCOPY TGTWRITE command to remove write-protection from an S-VOL...........63

Suspending Write Operations to S-VOLs while establishing relationships for Compatible
FlashCopy.............................................................................................................................64

Changing the SCP Time......................................................................................................64

Viewing relationship states of Compatible FlashCopy..................................................................64

Using TSO FCQuery command to view relationship states of Compatible FlashCopy ..................65
Using ICKDSF to view relationship states of Compatible FlashCopy .........................................69

Displaying information about pairs: FLASHCPY QUERY......................................................69
Displaying information about Compatible FlashCopy pairs: FLASHCPY QUERY RELATIONS....71

Using ANTRQST macro to view relationship states of Compatible FlashCopy ............................73
Using z/VM CP to view relationship states for Compatible FlashCopy.......................................74

Viewing resource information...................................................................................................74

Viewing consistency group information.................................................................................74
Viewing a pair’s operations history......................................................................................74

History window operation messages for FC Z...................................................................75
History window operation messages for FCSE...................................................................76

Releasing Compatible FlashCopy relationships...........................................................................76

Using PPRC TSO to release Compatible FlashCopy relationships..............................................77

Case 1: TDEVN Specified, DDSW = NO..........................................................................79
Case 2: TDEVN Specified, DDSW = NO, XTNTLST Parameter Specified...............................80
Case 3: SDEVN and TDEVN Specified, DDSW = NO.......................................................82
Case 4 (a, b): SDEVN and TDEVN Specified, DDSW = NO, XTNTLST Parameter Specified....83
Case 5: SDEVN and TDEVN Specified, DDSW = YES.......................................................85
Case 6: SDEVN and TDEVN Specified, DDSW = YES, XTNTLST Parameter Specified.............86
Case 7: DEVN Specified, ACTION = THAW.....................................................................87

USING ICKDSF to release Compatible FlashCopy relationships................................................88

Releasing pairs: FLASHCPY WITHDRAW.........................................................................89

Using ANTRQST macro to release Compatible FlashCopy relationships.....................................90
Using z/VM CP to release Compatible FlashCopy relationships...............................................90

4 Performing Compatible FlashCopy SE operations..........................................92

Overview of FlashCopy SE.......................................................................................................92
Best practice for using Compatible FlashCopy SE........................................................................92
Requirements for using Compatible FlashCopy SE.......................................................................92
Creating and modifying pools and TSE-VOLs for Compatible FlashCopy SE....................................93

Creating pools for Thin Provisioning Z..................................................................................93
Creating TSE-VOLs.............................................................................................................94
Editing the TSE-VOL SSID....................................................................................................96
Changing the TSE-VOL settings............................................................................................97
Removing the TSE-VOL from the registering task......................................................................97

About Operating Pools and TSE-VOLS.......................................................................................97

Operating when Pool is full.................................................................................................97
Managing failed states.......................................................................................................98
Pool capacity warning to the host.........................................................................................98

Notes when sharing pool with THP V-VOL..................................................................................98
Establishing relationships for FlashCopy SE ...............................................................................99

Keeping data consistent while establishing relationships..........................................................99

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