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ambari-server/src/main/resources/stacks/HDP/2.3/services/YARN/configuration/yarn-site.xml (line 73) <https://reviews.apache.org/r/43557/#comment180420> Why does this parameter have to be changed? It was changed in November 2015: https://issues.apache.org/jira/browse/AMBARI-13936 Just wondering why the failure because of this parameter showed up now and not in the last 4 months. - Matt On Feb. 13, 2016, 12:16 a.m., bhuvnesh chaudhary wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/43557/ > ----------------------------------------------------------- > > (Updated Feb. 13, 2016, 12:16 a.m.) > > > Review request for Ambari, Alejandro Fernandez, jun aoki, Jayush Luniya, > Oleksandr Diachenko, Richard Zang, Sumit Mohanty, and Yusaku Sako. > > > Bugs: AMBARI-15042 > https://issues.apache.org/jira/browse/AMBARI-15042 > > > Repository: ambari > > > Description > ------- > > App Timeline server failed to start due to java.lang.ClassNotFoundException: > Class org.apache.hadoop.yarn.server.timeline.EntityGroupFSTimelineStore > > #Snippet from logs: > Server failed in state INITED; cause: java.lang.RuntimeException: > java.lang.RuntimeException: java.lang.ClassNotFoundException: Class > org.apache.hadoop.yarn.server.timeline.EntityGroupFSTimelineStore not found > ... > Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: > Class org.apache.hadoop.yarn.server.timeline.EntityGroupFSTimelineStore not > found > > There is no class EntityGroupFSTimelineStore available, the value of > parameter yarn.timeline-service.store-class should be set as below: > org.apache.hadoop.yarn.server.timeline.LeveldbTimelineStore > > > Diffs > ----- > > > ambari-server/src/main/resources/stacks/HDP/2.3/services/YARN/configuration/yarn-site.xml > 8b6709d > > Diff: https://reviews.apache.org/r/43557/diff/ > > > Testing > ------- > > yes. manual > > > Thanks, > > bhuvnesh chaudhary > >
