Sun GlassFish Enterprise Server v2.1.1 High Availability Administration Guide

Disabling (Quiescing) a Server Instance or Cluster

Before stopping the server for any reason, the instance should complete serving requests. The process of gracefully disabling a server instance or cluster is called quiescing.

The load balancer uses the following policy for quiescing instances:

ProcedureTo disable a server instance or cluster

  1. Run asadmin disable-http-lb-server, setting the timeout (in minutes).

  2. Export the load balancer configuration file using asadmin export-http-lb-config.

  3. Copy the exported configuration to the web server config directory.

  4. Stop the server instance or instances.