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https://issues.apache.org/jira/browse/AMQ-6940?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16420363#comment-16420363
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ASF subversion and git services commented on AMQ-6940:
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Commit 9683ae3f5dacdbcde470e9bc8cbb5263e465560c in activemq's branch
refs/heads/activemq-5.15.x from [~cshannon]
[ https://git-wip-us.apache.org/repos/asf?p=activemq.git;h=9683ae3 ]
AMQ-6940 - test fix for AMQ6477 test
Need to remove the portion of the test that looks at the dispatched list
for TopicSubscription as that class no longer tracks message references
(cherry picked from commit 84126d8a7a7eb9faf44bef687dcf647e84173f22)
> Significant memory footprint increase from 5.8.0 to 5.15.3
> ----------------------------------------------------------
>
> Key: AMQ-6940
> URL: https://issues.apache.org/jira/browse/AMQ-6940
> Project: ActiveMQ
> Issue Type: Bug
> Components: Broker
> Affects Versions: 5.15.3
> Environment: Java jdk1.8.0_144
> OS Linux 4.4.19-29.55.amzn1.x86_64
> Reporter: Johno Crawford
> Assignee: Christopher L. Shannon
> Priority: Major
> Fix For: 5.16.0, 5.15.4
>
> Attachments: activemq.xml, amq-testing.tar.xz,
> amq_5.16.0-SNAPSHOT.png, amq_5.8.0.png, amq_heap2.png, messageid_analysis.png
>
>
> Recently we upgraded from 5.8.0 to 5.15.3 on one of our environments and
> found the broker running out of memory with the old broker configurations.
> I suspect this may be related to the new inflight message size calculation
> but haven't been able to create a reproducer just yet.
> Broker JVM running with opts
> {code:java}
> -Xss256k -Xms600m -Xmx600m -Xmn128m -Dfile.encoding=ISO-8859-1
> -Dlog4j.watchDelay=60000 -XX:+PrintGCDetails -XX:+PrintGCTimeStamps
> -XX:+PrintGCDateStamps -XX:+PrintPromotionFailure -XX:PrintFLSStatistics=1
> -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+PrintClassHistogram -verbose:gc
> -Dsun.rmi.dgc.client.gcInterval=7200000
> -Dsun.rmi.dgc.server.gcInterval=7200000
> {code}
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