Note – To reduce the memory footprint of HADB for demonstration purposes, execute the following hadbm command. You are prompted for the administration password.
In Java Enterprise System installations:
/opt/SUNWhadb/4/bin/hadbm set DataBufferPoolSize=64,LogBufferSize=25 FirstCluster
In standalone Application Server installations:
install_dir/hadb/4/bin/hadbm set DataBufferPoolSize=64,LogBufferSize=25 FirstCluster
2.Configure the clusterjsp application for HTTP session persistence by enabling high availability:
a.In the Admin Console, expand the Applications node.
b.Expand Enterprise Applications.
c.Click clusterjsp.
d.In the right pane, on the General tab, click the Availability Enabled checkbox.
e.Click Save.
Availability is enabled at the server instance and container level by default.
Restarting the Cluster
Before the changes made in the previous section take effect, the cluster’s instances must be restarted..
▼To Restart the Cluster
Steps 1. In the Admin Console, expand the Clusters node.
2.Click FirstCluster.
3.In the right pane, click Stop Instances.
Chapter 2 • Quick Start for Setting Up High Availability Failover 31
