Administrator Guide

Table Of Contents
Change the Link Speed for a QoS Definition..................................................................................................... 498
Enable or Disable Bandwidth Limiting for a QoS Definition............................................................................ 498
Modify the Bandwidth Limit Schedule for a QoS Definition...........................................................................498
Delete a QoS Definition........................................................................................................................................... 499
Chapter 14: Storage Center Replications and Live Volumes....................................................... 500
Storage Center Replications........................................................................................................................................ 500
Replication Types.......................................................................................................................................................501
Replication Requirements....................................................................................................................................... 502
Replication Behavior When a Destination Volume Fails...................................................................................502
Replicating a Single Volume to Multiple Destinations...................................................................................... 502
Replication on SCv2000 Series Storage Systems............................................................................................ 503
Replication Icons....................................................................................................................................................... 503
Simulating Replications............................................................................................................................................503
Replicating Volumes................................................................................................................................................. 505
Migrating Volumes to Another Storage Center.................................................................................................506
Modifying Replications.............................................................................................................................................507
Monitoring Replications............................................................................................................................................510
Managing Cross-Platform Replication........................................................................................................................512
Cross-Platform Replication Requirements.......................................................................................................... 512
Managing Replications Between PS Series Groups and Storage Centers...................................................513
Managing Replication Schedules........................................................................................................................... 515
Storage Center Live Volumes.......................................................................................................................................518
Live Volume Requirements......................................................................................................................................518
Live Volume Types.....................................................................................................................................................518
Live Volume Icon........................................................................................................................................................519
Live Volume Roles......................................................................................................................................................519
Automatic Failover for Live Volumes.................................................................................................................... 521
Managed Replications for Live Volumes..............................................................................................................524
Creating Live Volumes............................................................................................................................................. 525
Modifying Live Volumes...........................................................................................................................................527
Modifying Live Volumes with Automatic Failover............................................................................................. 533
Live Volume ALUA.................................................................................................................................................... 533
Monitoring Live Volumes.........................................................................................................................................535
Chapter 15: Storage Center DR Preparation and Activation....................................................... 538
How Disaster Recovery Works....................................................................................................................................538
Step 1: A Volume is Replicated to a DR Site.......................................................................................................538
Step 2: The Source Site Goes Down....................................................................................................................539
Step 3: An Administrator Activates Disaster Recovery................................................................................... 539
Step 4: Connectivity is Restored to the Source Site....................................................................................... 540
Step 5: An Administrator Restores the Source Volume.................................................................................. 540
Disaster Recovery Administration Options............................................................................................................... 542
Preparing for Disaster Recovery................................................................................................................................. 542
Saving and Validating Restore Points.................................................................................................................. 542
Predefining Disaster Recovery Settings for Replications............................................................................... 543
Test Activating Disaster Recovery....................................................................................................................... 544
Activating Disaster Recovery.......................................................................................................................................546
Types of Disaster Recovery Activation for Live Volumes...............................................................................546
18
Contents