Designing Disaster Recovery Clusters using Metroclusters and Continentalclusters, Reprinted October 2011 (5900-1881)

Configuring the Storage Device for the Complex Workload at the Recovery Cluster.........136
Configuring the Identical Complex Workload Stack at the Recovery Cluster....................139
Halting the Complex Workload on the Recovery Cluster..............................................139
Configuring the Site Controller Package in the Recovery Cluster.........................................139
Configuring Site Safety Latch Dependencies....................................................................139
Resuming the Replication to the Recovery Cluster.............................................................139
Configuring Continentalclusters.....................................................................................139
Migrating an Existing Oracle RAC Configuration to use SADTA..............................................139
Configuring the Primary and Recovery Cluster with a Single Site............................................140
Configuring the Site Controller Package in the Primary and Recovery Cluster...........................141
Configuring Oracle RAC Database with ASM in a Site Aware Disaster Tolerant Architecture...........142
Setting Up Replication......................................................................................................144
Configure a primary cluster with a single site.......................................................................144
Configure a recovery cluster with a single site......................................................................144
Installing and Configuring Oracle Clusterware.....................................................................145
Configuring SGeRAC Toolkit Packages for Oracle Clusterware at the primary cluster and the
recovery cluster...........................................................................................................145
Installing Oracle Real Application Clusters (RAC) Software....................................................145
Creating the RAC Database with ASM at the Primary cluster.................................................145
Configuring the ASM disk group at the Primary cluster.....................................................145
Configuring SGeRAC Toolkit Packages for the ASM disk group in the Primary cluster...........146
Creating the Oracle RAC Database in the Primary cluster.................................................146
Configuring and Testing the RAC MNP Stack at the Primary cluster....................................146
Halting the RAC Database on the Primary cluster............................................................146
Suspending the replication to the recovery cluster.................................................................147
Configuring the Identical ASM Instance at the Recovery cluster..............................................147
Configuring the Identical RAC Database at the recovery cluster..............................................148
Configuring the Site Controller Package at the primary cluster................................................149
Configuring the Site Safety Latch Dependencies at the primary cluster.....................................149
Configuring the Site Controller Package at the recovery cluster...............................................150
Configuring the Site Safety Latch Dependencies at the recovery cluster....................................150
Database with ASM in the Continentalclusters in the primary cluster.......................................150
Troubleshooting Continentalclusters Version A.08.00.................................................................151
3 Building Disaster Recovery Serviceguard Solutions Using Metrocluster with
Continuous Access for P9000 and XP..........................................................153
Files for Integrating P9000 or XP Disk Arrays with Serviceguard Clusters......................................153
Overview of Continuous Access P9000 and XP Concepts..........................................................154
PVOLs and SVOLs............................................................................................................154
Device Groups and Fence Levels........................................................................................154
Fence Level of NEVER..................................................................................................155
Fence Level of DATA....................................................................................................155
Fence Level of ASYNC ................................................................................................156
Continuous Access Link Timeout....................................................................................156
Consistency Group......................................................................................................157
Limitations of Asynchronous Mode.................................................................................157
Other Considerations on Asynchronous Mode.................................................................157
RAID Manager Instance....................................................................................................157
Remote Array RAID Manager Instance................................................................................158
Continuous Access Journal Overview..................................................................................159
Journal Volume...........................................................................................................159
Pull-Based Replication..................................................................................................160
Mitigation of Network Problems....................................................................................160
Fence Level.................................................................................................................160
Journal Group............................................................................................................160
6 Contents