Hp XP Continuous Access Software Bedienungsanleitung PDF herunterladen (Seite 4)

Suspend Types...................................................................................................................40

Suspension Condition.........................................................................................................41

3 Preparing for XP Continuous Access Journal Operations................................43

Requirements and Restrictions...................................................................................................43

System Requirements..........................................................................................................43

One-to-One Volume Copy Operations..................................................................................45

Logical Unit (LU) Types........................................................................................................45

Maximum Number of Pairs.............................................................................................47

Journal Groups..................................................................................................................48

Accessing XP Continuous Access Journal Primary Data Volumes and Secondary Data Volumes....50

Cache and Nonvolatile Storage (NVS).................................................................................50

Host Failover Software........................................................................................................50

Duplicate Volumes.............................................................................................................51

Installing the Hardware...........................................................................................................51

Setting up Remote Copy Connections...................................................................................52

Configuring the Primary and Secondary Storage Systems for XP Continuous Access Journal

Operations............................................................................................................................54

Using Multiple Primary and Secondary Storage Systems..............................................................55

Basic Behavior When Using Multiple Primary and Secondary Storage Systems..........................57

Hardware Configuration for Using Multiple Primary and Secondary Storage Systems..................58

Notice of the Error Suspension Between the Journal Groups.....................................................58

Transferring Business Tasks to Primary Site after Recovering from Primary Site Failures.................59

3DC Multi-target Configuration of Three XP Continuous Access Journal Sites...................................60

Setup Procedure................................................................................................................61

Restrictions about 3DC Multi-target Configuration...................................................................62

Setting of the System Option Mode 767...........................................................................62

Notes on XP Continuous Access Journal pair operations.....................................................62

Notes on Performing Delta Resync Operations...................................................................63

Transferring Business Tasks from the XP Continuous Access Journal Secondary to the Primary

Site..................................................................................................................................64

3DC Cascading Configuration of Three XP Continuous Access Journal Sites...................................65

Setup Procedure................................................................................................................66

Restrictions about 3DC cascading configuration.....................................................................67

Setting of the system option mode 767.............................................................................67

Notes on XP Continuous Access Journal pair operations.....................................................67

Notes on performing Delta Resync Operations..................................................................67

Transferring Business Tasks from the XP Continuous Access Journal Intermediate Site to the Primary

Site..................................................................................................................................69

Restoring the XP Continuous Access Journal Intermediate site and the Cascading Configuration....70

Enabling the XP Continuous Access Journal Option.....................................................................71

Interoperability with Other Products and Functions......................................................................71

LUSE................................................................................................................................75

Virtual LUN.......................................................................................................................75

Cache Residency Manager.................................................................................................76

LUN Manager...................................................................................................................76

XP Thin Provisioning...........................................................................................................76

XP Performance Control......................................................................................................76

XP Business Copy...............................................................................................................76

XP Continuous Access Synchronous (3DC Cascading Configuration).........................................82

Basic Behavior..............................................................................................................83

Hardware Configuration................................................................................................84

Setup Procedure............................................................................................................84

XP Continuous Access Synchronous (3DC Multi-Target Configuration)........................................85

4 Contents

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