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From "Dmytro Sen" <>
Subject Re: Review Request 40448: Enable auto-start with alerting for AMS
Date Thu, 19 Nov 2015 15:26:20 GMT

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(Updated Ноя. 19, 2015, 3:26 п.п.)

Review request for Ambari, Jonathan Hurley, Sumit Mohanty, and Sid Wagle.

Bugs: AMBARI-13954

Repository: ambari


- 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 with


Diffs (updated)

  ambari-agent/src/main/python/ambari_agent/ d3aab87 
  ambari-agent/src/main/python/ambari_agent/ 520d78d 
  ambari-agent/src/main/python/ambari_agent/ 4869e51 
  ambari-agent/src/main/python/ambari_agent/ cab81f5 
  ambari-agent/src/main/python/ambari_agent/alerts/ PRE-CREATION 
  ambari-agent/src/test/python/ambari_agent/ df8278b 
  ambari-agent/src/test/python/ambari_agent/ a08e4bc 
  ambari-agent/src/test/python/ambari_agent/ 1e6da64 
  ambari-agent/src/test/python/ambari_agent/ 1f3609d 
  ambari-agent/src/test/python/ambari_agent/ e6115e3 
  ambari-server/conf/unix/ 7f0a464 
  ambari-server/src/main/java/org/apache/ambari/server/state/alert/ PRE-CREATION

  ambari-server/src/main/java/org/apache/ambari/server/state/alert/ 6c1aa9a

  ambari-server/src/main/resources/common-services/AMBARI_METRICS/0.1.0/alerts.json 319427d



Unit tests passed


Dmytro Sen

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