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From "Nate Cole" <nc...@hortonworks.com>
Subject Re: Review Request 27485: Add alerts for ZKFC down
Date Sun, 02 Nov 2014 12:49:22 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/27485/#review59521
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Ship it!


Ship It!

- Nate Cole


On Nov. 2, 2014, 12:01 a.m., Jonathan Hurley wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/27485/
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> 
> (Updated Nov. 2, 2014, 12:01 a.m.)
> 
> 
> Review request for Ambari, Nate Cole and Tom Beerbower.
> 
> 
> Bugs: AMBARI-8104
>     https://issues.apache.org/jira/browse/AMBARI-8104
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> When running in HA mode, there is a component in HDFS called the ZooKeeper Failover Controller.
This component is installed on machines where the namenodes run and is a required component
for a successful failover.
> 
> A new alert definition was added for ZKFC which will deploy on any host running a ZKFC.
However, the property is a comma-separated list like:
>     core-site/ha.zookeeper.quorum : c6401.ambari.apache.org:2181,c6402.ambari.apache.org:2181,c6403.ambari.apache.org:2181
>     
> PortAlert was altered to see if the supplied propert is a comma-separated list. If so,
it will attempt to match the current host against the parsed list.
> 
> 
> Diffs
> -----
> 
>   ambari-agent/src/main/python/ambari_agent/alerts/base_alert.py 5152570 
>   ambari-agent/src/main/python/ambari_agent/alerts/port_alert.py aa75e34 
>   ambari-agent/src/test/python/ambari_agent/TestAlerts.py 88584db 
>   ambari-server/src/main/resources/stacks/HDP/2.0.6/services/HDFS/alerts.json 0a6a455

> 
> Diff: https://reviews.apache.org/r/27485/diff/
> 
> 
> Testing
> -------
> 
> Verified that the new alert is distributed to all hosts running ZKFC and that the alert
reports OK and CRITICAL status; updated tests to exercise new URI parsing code.
> 
> [INFO] ------------------------------------------------------------------------
> [INFO] BUILD SUCCESS
> [INFO] ------------------------------------------------------------------------
> [INFO] Total time: 11.033 s
> [INFO] Finished at: 2014-11-01T15:16:32-04:00
> [INFO] Final Memory: 10M/81M
> [INFO] ------------------------------------------------------------------------
> 
> 
> Thanks,
> 
> Jonathan Hurley
> 
>


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