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Par ce dispositif a également d'autres instructions :
Facilité d'utilisation
Update Copy Operation ............................................................................ 2-20
Journal Group Operations ......................................................................... 2-20
Timer Type Option ............................................................................ 2-21
Journal Group Operations .................................................................. 2-21
Read and Write I/O Operations During URz Operations ............................... 2-22
Secondary Data Volume Write Option ........................................................ 2-23
Secondary Data Volume Read Option ........................................................ 2-23
Difference Management ........................................................................... 2-23
Journal Processing.......................................................................................... 2-24
Journal Processing at the Primary Storage System ...................................... 2-24
Types of Journal................................................................................ 2-25
Journal Processing at the Secondary Storage System .................................. 2-25
Storing Journal at the Secondary Storage System ................................ 2-25
Selecting and Restoring Journal at the Secondary Storage System......... 2-26
URz Delta Resync Operation............................................................................ 2-28
Journal Obtain in TCz Synchronous Secondary Site ..................................... 2-28
Switching the Master Journal Group of URz ................................................ 2-30
Pair Status ..................................................................................................... 2-33
Suspend Types ........................................................................................ 2-36
Suspension Condition ............................................................................... 2-38
Business Continuity Manager Support............................................................... 2-39
Command Device..................................................................................... 2-42
Preparing for Universal Replicator z/OS Operations ................................. 3-1
Requirements and Restrictions for URz............................................................... 3-2
System Requirements................................................................................. 3-2
Disk Track Format...................................................................................... 3-4
One-to-One Volume Copy Operations .......................................................... 3-4
Duplicate VOLSER (Volume Serial Number) .................................................. 3-5
Volume Types............................................................................................ 3-5
The Maximum Number of Pairs............................................................. 3-8
Journal Group.......................................................................................... 3-11
Accessing URz Primary Data Volume and Secondary Data Volume................ 3-12
Cache and Nonvolatile Storage (NVS) ........................................................ 3-12
Duplicate Volumes ................................................................................... 3-12
Installing the Hardware................................................................................... 3-13
Setting up Remote Copy Connections ........................................................ 3-14
Enabling the URz Option(s) ............................................................................. 3-16
Using Multiple Primary and Secondary Storage Systems..................................... 3-16
Basic Behavior When Using Multiple Primary and Secondary Storage Systems3-18
Hardware Configuration for Multiple Primary and Secondary Storage Systems3-20
Connections Between Secondary Storage Systems...................................... 3-21
vi Contents
Hitachi Universal Replicator for IBM /OS User’s Guide
... Ce manuel est également adapté pour les modèles :
données dispositifs de traitement - HP XP20000/XP24000 Disk Array (1.95 mb)
données dispositifs de traitement - HP XP24000 Disk Array (1.95 mb)