Designing Disaster Tolerant High Availability Clusters, 10th Edition, March 2003 (B7660-90013)

Contents
7
Newly Created Cluster Will Run Primary Packages . . . . . . . . . . . . . . . . . . . . . . . . 263
Newly Created Cluster Will Function as Recovery Cluster for
All Recovery Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 264
Maintaining a Continental Cluster. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 265
Adding a Node to a Cluster or Removing a Node from a Cluster . . . . . . . . . . . . . . 265
Adding a Package to the Continental Cluster. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266
Removing a Package from the Continental Cluster . . . . . . . . . . . . . . . . . . . . . . . . . 267
Changing Monitoring Definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 267
Checking the Status of Clusters, Nodes, and Packages . . . . . . . . . . . . . . . . . . . . . . 268
Reviewing Messages and Log Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Deleting a Continental Cluster Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 273
Renaming a Continental Cluster. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Checking Java File Versions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 274
Support for Oracle 9i RAC Instances in a ContinentialClusters Environment . . . . . 275
Configuring the Environment for ContinentalClusters to Support Oracle 9i RAC 277
Initial Startup of Oracle 9i RAC Instance in a ContinentalClusters Environment 281
Failover of Oracle 9i RAC Instances to the Recovery Site . . . . . . . . . . . . . . . . . . . . 282
Failback of Oracle 9i RAC Instances After a Failover . . . . . . . . . . . . . . . . . . . . . . . 284
6. Physical Data Replication for ContinentalClusters Using Continuous
Access XP
Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 286
Preparing the Continental Cluster for Data Replication. . . . . . . . . . . . . . . . . . . . . . . 288
Notes on the Raid Manager Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292
Creating and Exporting LVM Volume Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294
Creating VxVM Disk Groups for Use with ContinentalCluster/CA
Data Replication. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296
Validating VxVM Disk Groups for Use with ContinentalCluster/CA
Data Replication. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 298
Configuring Packages for Automatic Disaster Recovery . . . . . . . . . . . . . . . . . . . . . . . 299
Setting up a Primary Package on the Primary Cluster. . . . . . . . . . . . . . . . . . . . . . . . 303
Setting up a Recovery Package on the Recovery Cluster. . . . . . . . . . . . . . . . . . . . . . . 307
Setting up the Continental Cluster Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 312
Switching to the Recovery Cluster in Case of Disaster . . . . . . . . . . . . . . . . . . . . . . . . 314
Failback Scenarios . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Scenario 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Scenario 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Failback in Scenarios 1 and 2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315