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We should enable auto-start for AMS by default, since watchdog is also enabled by default. - Sid Wagle On Nov. 18, 2015, 5:50 p.m., Dmytro Sen wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/40448/ > ----------------------------------------------------------- > > (Updated Nov. 18, 2015, 5:50 p.m.) > > > Review request for Ambari, Jonathan Hurley, Sumit Mohanty, and Sid Wagle. > > > Bugs: AMBARI-13954 > https://issues.apache.org/jira/browse/AMBARI-13954 > > > Repository: ambari > > > Description > ------- > > - In 2.1.3 we have the watch dog script that will shutdown the API if HBase > is unresponsive for sometime. > - We also have the ability to auto-start per service / component > - The two should work in conjunction for AMS > - User needs to be alerted if Restarts are too frequent > > Alternative approach is for watch to act as a monitor and be responsible for > restarting HBase. > This should still be a alert hook but in that case the alert can be > customized for AMS only. > > To turn on AMS auto-start append ambari.properties with > > recovery.type=AUTO_START > recovery.enabled_components=METRICS_COLLECTOR > > > Diffs > ----- > > ambari-agent/src/main/python/ambari_agent/AlertSchedulerHandler.py d3aab87 > ambari-agent/src/main/python/ambari_agent/Controller.py 520d78d > ambari-agent/src/main/python/ambari_agent/FileCache.py 4869e51 > ambari-agent/src/main/python/ambari_agent/RecoveryManager.py cab81f5 > ambari-agent/src/main/python/ambari_agent/alerts/recovery_alert.py > PRE-CREATION > ambari-agent/src/test/python/ambari_agent/TestActionQueue.py df8278b > ambari-agent/src/test/python/ambari_agent/TestAlertSchedulerHandler.py > a08e4bc > ambari-agent/src/test/python/ambari_agent/TestAlerts.py 1e6da64 > ambari-agent/src/test/python/ambari_agent/TestHeartbeat.py 1f3609d > ambari-agent/src/test/python/ambari_agent/TestRecoveryManager.py e6115e3 > > ambari-server/src/main/java/org/apache/ambari/server/state/alert/AlertDefinitionFactory.java > 4bc25f8 > > ambari-server/src/main/java/org/apache/ambari/server/state/alert/RecoverySource.java > PRE-CREATION > > ambari-server/src/main/java/org/apache/ambari/server/state/alert/SourceType.java > 6c1aa9a > > ambari-server/src/main/resources/common-services/AMBARI_METRICS/0.1.0/alerts.json > 319427d > > Diff: https://reviews.apache.org/r/40448/diff/ > > > Testing > ------- > > Unit tests passed > > > Thanks, > > Dmytro Sen > >
