Edit Group Management Service

Use the Group Management Service page to change GMS settings.

The Group Management Service (GMS) is an in-process service that provides cluster monitoring, cluster membership, and group communication services. The GMS is built atop a configurable stack of group membership discovery and health monitoring protocols. The GMS performs the following functions:

The Group Management Service page contains the following options.

Load Defaults

Button to restore the default values of all the settings.

Maximum Missed Heartbeats

The number of monitoring attempts after which a server instance failure is suspected. The default is 3.

Heartbeat Frequency

The period of time between monitoring attempts. The default is 2000 milliseconds.

Group Discovery Timeout

The amount of time that the GMS waits for discovery of other cluster members. The default is 5000 milliseconds.

Failure Verification Wait Time

The amount of time after which a suspected failure is marked as verified. The default is 1500 milliseconds.

Additional Properties

Additional properties for the Group Management Service.

The GlassFish Server does not define any additional GMS properties.

Copyright © 2010, Oracle and/or its affiliates. All rights reserved. Legal Notices