Administrator Guide

Table Of Contents
Modifying Live Volumes with Automatic Failover............................................................................................. 243
Live Volume ALUA.....................................................................................................................................................244
Monitoring Live Volumes.........................................................................................................................................246
Chapter 10: Storage Center DR Preparation and Activation....................................................... 249
How Disaster Recovery Works.................................................................................................................................... 249
Step 1: A Volume is Replicated to a DR Site.......................................................................................................249
Step 2: The Source Site Goes Down....................................................................................................................250
Step 3: An Administrator Activates Disaster Recovery................................................................................... 250
Step 4: Connectivity is Restored to the Source Site........................................................................................251
Step 5: An Administrator Restores the Source Volume................................................................................... 251
Disaster Recovery Administration Options............................................................................................................... 253
Preparing for Disaster Recovery................................................................................................................................. 253
Saving and Validating Restore Points.................................................................................................................. 253
Defining Disaster Recovery Settings for Replications..................................................................................... 255
Test Activating Disaster Recovery....................................................................................................................... 256
Activating Disaster Recovery.......................................................................................................................................257
Types of Disaster Recovery Activation for Live Volumes............................................................................... 257
Disaster Recovery Activation Limitations........................................................................................................... 258
Planned vs Unplanned Disaster Recovery Activation...................................................................................... 258
Disaster Recovery Activation Procedures.......................................................................................................... 258
Restarting Failed Replications..................................................................................................................................... 259
Restart a Replication for a Restore Point........................................................................................................... 259
Restoring Replications and Live Volumes................................................................................................................. 259
Volume Restore Options......................................................................................................................................... 259
Volume Restore Limitations....................................................................................................................................260
Restoring a Live Volume and a Managed Replication...................................................................................... 260
Volume Restore Procedures...................................................................................................................................260
Deleting a Restore Point................................................................................................................................................ 261
Chapter 11: Viewing Storage Center Information........................................................................262
Summary Information.....................................................................................................................................................262
Storage Center Widgets..........................................................................................................................................262
Rearrange Widgets on the Summary Page.........................................................................................................263
Status Indicators....................................................................................................................................................... 263
Viewing Detailed Storage Usage Information...........................................................................................................264
View Storage Usage by Tier and RAID Type...................................................................................................... 264
View Storage Usage by Volumes.......................................................................................................................... 264
View a Data Progression Pressure Report..........................................................................................................264
Viewing Growth Data.....................................................................................................................................................265
View Growth Data for a Volume........................................................................................................................... 265
View Growth Data for a Server............................................................................................................................. 265
View Growth Data for a Disk..................................................................................................................................266
View Growth Data for a Storage Type................................................................................................................ 266
Export I/O Usage Data..................................................................................................................................................266
Exporting Usage and Monitoring Data.......................................................................................................................267
Export Storage Usage Data for a Single Storage Center................................................................................267
Export Storage Usage Data for Multiple Storage Centers............................................................................. 267
Export Monitoring Data for a Single Storage Center.......................................................................................268
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