Hp XP Continuous Access Software Manual de usuario descargar pdf (Pagina 3)

Contents

1 Overview of HP Copy Solutions....................................................................8

XP Continuous Access Journal....................................................................................................8

XP Business Copy and ShadowImage for Mainframe.....................................................................8

XP Continuous Access and TrueCopy for Mainframe......................................................................9

2 Overview of XP Continuous Access Journal..................................................10

Overview of functionality.........................................................................................................10

Journal obtain...................................................................................................................11

Journal copy.....................................................................................................................11

Journal restore...................................................................................................................11

Components..........................................................................................................................12

Local arrays......................................................................................................................13

Main and remote control units (primary and secondary arrays)................................................13

Journal groups...................................................................................................................14

Data volume pairs..............................................................................................................14

Journal volumes.................................................................................................................15

Number of journal volumes............................................................................................15

Journal volume specifications..........................................................................................15

Journal volume restrictions..............................................................................................16

Journal volume areas.....................................................................................................17

Consistency groups............................................................................................................17

Remote copy connections....................................................................................................18

Initiator and RCU target ports..............................................................................................19

XP Continuous Access Journal and the XP Remote Web Console Software.................................19

Host failover software.........................................................................................................19

Remote copy operations..........................................................................................................20

Initial copy operations........................................................................................................20

Update copy operations.....................................................................................................21

Read and write I/O operations during XP Continuous Access Journal operations........................21

Secondary data volume write option....................................................................................22

Difference management......................................................................................................22

Journal processing..................................................................................................................22

Creating and storing journals at primary arrays.....................................................................22

Copying journals to secondary arrays...................................................................................23

Storing journals at secondary arrays.....................................................................................23

Selecting and restoring journals at secondary arrays..............................................................23

Journal types.....................................................................................................................25

Journal group operations.........................................................................................................25

XP Continuous Access Journal delta resync operations.................................................................25

Journal obtain in XP Continuous Access Synchronous secondary sites........................................26

Switching XP's Continuous Access master journal group..........................................................27

XP Continuous Access Journal data volume pair status.................................................................28

XP Continuous Access Journal split types (PSUS).....................................................................36

XP Continuous Access Journal suspend types.........................................................................37

XP Continuous Access Journal suspension conditions..............................................................38

3 XP Continuous Access Journal operations requirements and restrictions............40

System requirements................................................................................................................40

Requirements and restrictions for XP Continuous Access Journal.....................................................41

Contents 3

1 2 3 4 5 6 7 8 ... 214 215

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