About setting up a campus cluster for disaster recovery for SFCFSHA or SF Oracle RAC

Campus clusters:

Note:

Campus clusters are not supported for Storage Foundation for Sybase CE at this time.

The following high-level tasks illustrate the setup steps for a campus cluster in a parallel cluster database environment. The example values are given for SF for Oracle RAC and should be adapted for an SFCFSHA cluster using another database application.

The following high-level tasks illustrate the setup steps for a parallel campus cluster in an SF for Oracle RAC environment.

Table: Tasks for setting up a parallel campus cluster for disaster recovery

Task

Description

Prepare to set up campus cluster configuration

See Preparing to set up a campus cluster in a parallel cluster database environment.

Configure I/O fencing to prevent data corruption

See Configuring I/O fencing to prevent data corruption.

Prepare to install Oracle RAC Clusterware and database binaries

See the Storage Foundation for Oracle RAC Configuration and Upgrade Guide.

Configure VxVM disk groups for campus cluster

See Configuring VxVM disk groups for a campus cluster in a parallel cluster database environment.

Install Oracle RAC Clusterware and database binaries

For Oracle RAC, see the Storage Foundation for Oracle RAC Configuration and Upgrade Guide.

For SFCFSHA, see your database documentation.

Configure VCS service groups

See Configuring VCS service groups for a campus cluster for SFCFSHA and SF Oracle RAC.

The sample SF Oracle RAC configuration illustrates the configuration procedures with a four-node campus cluster with two nodes at each site. Each node is running SF Oracle RAC 7.3.

Figure: Sample SF Oracle RAC configuration

Sample SF Oracle RAC configuration

Table: Sample setup for an SF Oracle RAC campus cluster

Site

Hardware description

Site 1:

site1

Cluster name: clus1

Servers: sys1 and sys2

Shared LUNs:

disk01

disk02

disk03

disk04 (used as coordinator disk)

disk05

Site 2:

Site name: site2

Cluster name: clus1

Servers: sys3 and sys4

Shared LUNs:

disk06

disk07

disk08

disk09 (used as coordinator disk)

Site 3:

Site name: site3

Cluster name: clus1

Shared LUN disk10 (used as coordinator disk)

Although a Coordination Point (CP) server is not used in the current example, it can also be used instead of a third site for a coordinator disk.