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Allen Wittenauer commented on MAPREDUCE-1699: --------------------------------------------- We just hit this as well. Trying to build stats for capacity planning... and 'lo, we see no job stats. :( > JobHistory shouldn't be disabled for any reason > ----------------------------------------------- > > Key: MAPREDUCE-1699 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-1699 > Project: Hadoop Map/Reduce > Issue Type: Bug > Components: jobtracker > Affects Versions: 0.20.2 > Reporter: Arun C Murthy > Fix For: 0.22.0 > > > Recently we have had issues with JobTracker silently disabling job-history > and starting to keep all completed jobs in memory. This leads to OOM on the > JobTracker. We should never do this. -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: https://issues.apache.org/jira/secure/Administrators.jspa - For more information on JIRA, see: http://www.atlassian.com/software/jira