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Hudson commented on CASSANDRA-2868: ----------------------------------- Integrated in Cassandra-0.8 #282 (See [https://builds.apache.org/job/Cassandra-0.8/282/]) work around native memory leak in com.sun.management.GarbageCollectorMXBean patch by brandonwilliams and jbellis for CASSANDRA-2868 jbellis : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1158490 Files : * /cassandra/branches/cassandra-0.8/CHANGES.txt * /cassandra/branches/cassandra-0.8/src/java/org/apache/cassandra/service/GCInspector.java > Native Memory Leak > ------------------ > > Key: CASSANDRA-2868 > URL: https://issues.apache.org/jira/browse/CASSANDRA-2868 > Project: Cassandra > Issue Type: Bug > Components: Core > Reporter: Daniel Doubleday > Assignee: Brandon Williams > Priority: Minor > Fix For: 0.8.5 > > Attachments: 2868-v1.txt, 2868-v2.txt, 2868-v3.txt, 48hour_RES.png, > low-load-36-hours-initial-results.png > > > We have memory issues with long running servers. These have been confirmed by > several users in the user list. That's why I report. > The memory consumption of the cassandra java process increases steadily until > it's killed by the os because of oom (with no swap) > Our server is started with -Xmx3000M and running for around 23 days. > pmap -x shows > Total SST: 1961616 (mem mapped data and index files) > Anon RSS: 6499640 > Total RSS: 8478376 > This shows that > 3G are 'overallocated'. > We will use BRAF on one of our less important nodes to check wether it is > related to mmap and report back. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira