WildFly Infinispan Subsystem Configuration
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Internal
Subjects
Overview
This section refers to configuring the internal WildFly caches. For details on how to setup a JDG cluster, see Infinispan Configuration.
Organizatorium
Caches Do Not Start at Boot Even if Declared Eager
TODO: Did not work - I only started clustering if I deployed a distributable servlet. Investigate why. Then link from WildFly Clustering without Multicast#Why_Doesn.27t_the_Cluster_Form.3F to the final explanation header.
If the servers are not specifically configured to eagerly start the caches, JGroups channels are not initialized at boot, so the cluster does not form, unless an application specifically requires clustering.
In order to eagerly start the cache:
/profile=ha/subsystem=infinispan/cache-container=web:write-attribute(name=start,value=eager)