Due to the documentation [1] expired entries are pruned by having a scheduler or if they are accessed after expiration. This will not be done if the key is access. In case of having no scheduler to prune the entries this might cause OutOfMemory issues. [1] https://access.redhat.com/site/documentation/en-US/Red_Hat_JBoss_Data_Grid/6.2/html/Administration_and_Configuration_Guide/Cache_Entry_Expiration_Notifications.html
Mircea Markus <mmarkus> updated the status of jira ISPN-3997 to Resolved
As stated in ISPN-3997 this is not a bug. In this case the JDG documentation is wrong and needs to changed. See https://bugzilla.redhat.com/show_bug.cgi?id=1065341