Operating System Software Owner manual

Checking Link Throughput and Latency.............................................................................40
Setting Up RCFC over an IP Network....................................................................................41
II Setting Up the Remote Copy Servers............................................................42
7 Setting Up 1-to-1 Remote Copy...............................................................43
8 Setting Up N-to-1 Remote Copy..............................................................45
Example Remote Copy Pair for N-to-1 Setup..........................................................................46
Verifying Connectivity between Systems................................................................................47
Setting Up the Primary System.............................................................................................47
Setting Up the Backup System..............................................................................................48
Checking the Links between Systems.....................................................................................49
Verifying Virtual Volumes Are Created for Remote Copy..........................................................50
Creating Remote Copy Volume Groups.................................................................................50
Deciding on an Initial Replication Method.............................................................................53
Starting Initial Replication: Copying Data Directly from Primary Volume Groups.........................53
9 Setting Up 1-to-N Remote Copy..............................................................55
10 Setting Up Synchronous Long Distance Remote Copy...............................56
Example Synchronous Long Distance Setup............................................................................56
Verifying Connectivity between Systems................................................................................58
Setting Up the Primary System.............................................................................................59
Setting Up the Backup Systems............................................................................................59
Checking the Links between Systems.....................................................................................61
Verifying Virtual Volumes Are Created for Remote Copy..........................................................62
Creating Volume Groups for Synchronous Long Distance Remote Copy.....................................62
Starting Initial Replication: Copying Data Directly from Primary Volume Groups.........................65
11 Setting Up a Unidirectional Configuration...............................................67
Example Unidirectional Setup..............................................................................................67
Verifying Connectivity between Systems................................................................................68
Setting Up the Primary System.............................................................................................68
Setting Up the Backup System..............................................................................................69
Checking the Links between Systems.....................................................................................70
Verifying Virtual Volumes Are Created for Remote Copy..........................................................71
Creating Remote Copy Volume Groups.................................................................................71
Deciding on an Initial Replication Method.............................................................................74
Starting Initial Replication: Copying Data Directly from Primary Volume Groups.........................74
12 Setting Up a Bidirectional Configuration.................................................76
Example Bidirectional Setup................................................................................................76
Setting Up the Systems for Bidirectional Remote Copy.............................................................77
Creating Volume Groups for Bidirectional Remote Copy..........................................................78
Deciding on an Initial Replication Method.............................................................................80
Starting Initial Replication: Copying Data Directly from Primary Volume Groups.........................80
13 Using Tape for Initial Synchronization and Backup...................................82
III Managing Remote Copy...........................................................................85
14 Viewing Remote Copy System Information...............................................86
How Remote Copy Tracks Synchronization Details..................................................................86
Tracking Synchronous Volume Groups..............................................................................86
Tracking Asynchronous Periodic Volume Groups................................................................86
Viewing Synchronization Task Information.............................................................................87
Viewing More Detail for a Synchronization Task.....................................................................88
Viewing Earlier Synchronization Tasks...................................................................................88
Task Management Commands for Remote Copy Synchronizations............................................88
4 Contents