5 Building Disaster Recovery Serviceguard Solutions Using Metrocluster with EMC |
SRDF....................................................................................................... | 255 |
Files for Integrating Serviceguard with EMC SRDF..................................................................... | 255 |
Overview of EMC and SRDF Concepts.................................................................................... | 256 |
Preparing the Cluster for Data Replication................................................................................ | 257 |
Installing the Necessary Software....................................................................................... | 257 |
Building the Symmetrix CLI Database.................................................................................. | 257 |
Determining Symmetrix Device Names on Each Node........................................................... | 258 |
Building a Metrocluster Solution with EMC SRDF....................................................................... | 262 |
Setting up 1 by 1 Configurations....................................................................................... | 262 |
Creating Symmetrix Device Groups................................................................................ | 262 |
Configuring Gatekeeper Devices................................................................................... | 263 |
Verifying the EMC Symmetrix Configuration.................................................................... | 264 |
Creating and Exporting Volume Groups......................................................................... | 264 |
Importing Volume Groups on Other Nodes..................................................................... | 264 |
Configuring PV Links.................................................................................................... | 265 |
Grouping the Symmetrix Devices at Each Data Center........................................................... | 265 |
Setting up M by N Configurations...................................................................................... | 265 |
Creating Symmetrix Device Groups.................................................................................... | 266 |
Configuring Gatekeeper Devices........................................................................................ | 267 |
Creating the Consistency Groups....................................................................................... | 267 |
Creating Volume Groups.................................................................................................. | 268 |
Creating VxVM Disk Groups using Metrocluster with EMC SRDF............................................ | 270 |
Validating VxVM Disk Groups using Metrocluster with EMC SRDF.......................................... | 270 |
Additional Examples of M by N Configurations................................................................... | 271 |
Configuring Serviceguard Legacy Packages for Automatic Disaster Recovery............................ | 272 |
Configuring Modular Packages.......................................................................................... | 275 |
Configuring Modular Packages with Metrocluster EMC SRDF A.08.00............................... | 275 |
Migrating a Metrocluster Legacy Package to a Metrocluster SRDF A.08.00 Modular | |
Package..................................................................................................................... | 278 |
Configuring Modular Packages using Metrocluster EMC SRDF A.09.00 or Later.................. | 279 |
Migrating Legacy Packages to Modular Packages using Metrocluster EMC SRDF A.09.00 or |
Later.......................................................................................................................... | 280 |
Upgrading Metrocluster SRDF Modular Packages to the Latest Version................................ | 281 |
Checking the Metrocluster Package Configuration............................................................ | 282 |
Support for Easy Deployment Features................................................................................ | 283 |
Easy Cluster Creation................................................................................................... | 283 |
Easy Storage Preparation............................................................................................. | 283 |
Easy Deployment of Metrocluster Modular Packages........................................................ | 284 |
Adding a Node to a Metrocluster...................................................................................... | 284 |
Maintaining a Cluster that uses Metrocluster with EMC SRDF................................................. | 285 |
Managing Business Continuity Volumes.............................................................................. | 285 |
Protecting against Rolling Disasters................................................................................ | 285 |
Using the BCV in Resynchronization............................................................................... | 286 |
R1/R2 Swapping............................................................................................................. | 287 |
R1/R2 Swapping using Metrocluster SRDF..................................................................... | 287 |
R1/R2 Swapping using Manual Procedures.................................................................... | 287 |
Some Further Points............................................................................................................... | 288 |
Metrocluster with SRDF/Asynchronous Data Replication............................................................. | 290 |
Overview of SRDF/Asynchronous Concepts......................................................................... | 290 |
Requirements for using SRDF/Asynchronous in a Metrocluster Environment.............................. | 291 |
Hardware Requirements............................................................................................... | 291 |
Software Requirements................................................................................................. | 291 |
Preparing the Cluster for SRDF/Asynchronous Data Replication.............................................. | 291 |