This image show the overview of the process for a clustered server installation. The process is as follows:
Start the database, check for the PATH environment variable, and complete the M6.2.x Cluster worksheet
Run the W L S/W L I Domain configuration wizard.
Start the W L S/W L I Admin server.
Run the W L S/W L I domain configuration wizard on each clustered server machine.
Run the M S S Installer on each clustered server machine
Restart the W L S/W L I admin server
Start all clustered servers using a custom script
Deploy MS6.2.x to cluster
Configure the load balancer or proxy war file
Tune your servers ( optional but recommended)