WildFly Full 27 Model Reference

Multicast group to listen to receive broadcast from other servers announcing their connectors.

Provided capabilities(1)

Name	Dynamic	Other provider points
org.wildfly.messaging.activemq.jgroups-discovery-group	true	/subsystem=messaging-activemq/server=/jgroups-discovery-group=

Attributes (5)

initial-wait-timeout Period, in ms, to wait for an initial broadcast to give us at least one node in the cluster.

Attribute	Value
Default Value	10000
Type	LONG
Nillable	true
Expressions Allowed	true
Unit	MILLISECONDS
Storage	configuration
Access Type	read-write
Restart Required	all-services

jgroups-channel References the name of a JGroups channel. If undefined, the default channel will be used.

Attribute	Value
Capability reference	/subsystem=jgroups/channel=* /subsystem=infinispan/cache-container=/transport=none /subsystem=infinispan /subsystem=infinispan/cache-container=/transport=jgroups /subsystem=jgroups/channel=/fork=
Type	STRING
Nillable	true
Expressions Allowed	false
Storage	configuration
Access Type	read-write
Restart Required	all-services

jgroups-cluster The logical cluster name.

Attribute	Value
Type	STRING
Nillable	false
Expressions Allowed	false
Storage	configuration
Access Type	read-write
Restart Required	all-services

jgroups-stack References the name of a JGroups channel factory.

Deprecated Since 3.0.0

Deprecated. Use jgroups-channel instead.

Attribute	Value
Capability reference	/subsystem=jgroups/channel=* /subsystem=jgroups/channel=/fork= /subsystem=jgroups/stack=*
Type	STRING
Nillable	true
Expressions Allowed	false
Storage	configuration
Access Type	read-write
Restart Required	all-services

refresh-timeout Period the discovery group waits after receiving the last broadcast from a particular server before removing that server's connector pair entry from its list.

Attribute	Value
Default Value	10000
Type	LONG
Nillable	true
Expressions Allowed	true
Unit	MILLISECONDS
Storage	configuration
Access Type	read-write
Restart Required	all-services

Operations (2)

add Add a discovery group.

Request Parameter	Type	Required	Expressions Allowed	Default value	Description
initial-wait-timeout	LONG	false	true	10000	Period, in ms, to wait for an initial broadcast to give us at least one node in the cluster.
jgroups-channel	STRING	false	false		References the name of a JGroups channel. If undefined, the default channel will be used.
jgroups-cluster	STRING	true	false		The logical cluster name.
jgroups-stack	STRING	false	false		References the name of a JGroups channel factory.
refresh-timeout	LONG	false	true	10000	Period the discovery group waits after receiving the last broadcast from a particular server before removing that server's connector pair entry from its list.

remove Remove a discovery group.