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Posted to reviews@ambari.apache.org by Aravindan Vijayan <av...@hortonworks.com> on 2016/03/29 23:15:37 UTC

Review Request 45447: AMBARI-15621 : Cluster Second aggregator taking more than 2 mins to execute on large clusters, thereby causing lag.

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Review request for Ambari, Dmytro Sen, Sumit Mohanty, and Sid Wagle.


Bugs: AMBARI-15621
    https://issues.apache.org/jira/browse/AMBARI-15621


Repository: ambari


Description
-------

Fix issues in aggregator scheduling implementation. 

Recommend value of "timeline.metrics.service.resultset.fetchSize" through stack advisor based on cluster size.


Diffs
-----

  ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/HBaseTimelineMetricStore.java 2f080e3 
  ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/aggregators/AbstractTimelineAggregator.java f8ec516 
  ambari-metrics/ambari-metrics-timelineservice/src/test/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/aggregators/AbstractTimelineAggregatorTest.java 21b9839 
  ambari-server/src/main/resources/stacks/HDP/2.0.6/services/stack_advisor.py b8e2c45 

Diff: https://reviews.apache.org/r/45447/diff/


Testing
-------

Manually tested on a large cluster.

Unit tests pass.


Thanks,

Aravindan Vijayan


Re: Review Request 45447: AMBARI-15621 : Cluster Second aggregator taking more than 2 mins to execute on large clusters, thereby causing lag.

Posted by Aravindan Vijayan <av...@hortonworks.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/45447/
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(Updated March 30, 2016, 5:51 p.m.)


Review request for Ambari, Dmytro Sen, Sumit Mohanty, and Sid Wagle.


Changes
-------

Addressed review comments.


Bugs: AMBARI-15621
    https://issues.apache.org/jira/browse/AMBARI-15621


Repository: ambari


Description
-------

Fix issues in aggregator scheduling implementation. 

Recommend value of "timeline.metrics.service.resultset.fetchSize" through stack advisor based on cluster size.


Diffs (updated)
-----

  ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/HBaseTimelineMetricStore.java 2f080e3 
  ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/aggregators/AbstractTimelineAggregator.java f8ec516 
  ambari-metrics/ambari-metrics-timelineservice/src/test/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/aggregators/AbstractTimelineAggregatorTest.java 21b9839 
  ambari-server/src/main/resources/stacks/HDP/2.0.6/services/stack_advisor.py b8e2c45 

Diff: https://reviews.apache.org/r/45447/diff/


Testing
-------

Manually tested on a large cluster.

Unit tests pass.


Thanks,

Aravindan Vijayan


Re: Review Request 45447: AMBARI-15621 : Cluster Second aggregator taking more than 2 mins to execute on large clusters, thereby causing lag.

Posted by Sid Wagle <sw...@hortonworks.com>.
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https://reviews.apache.org/r/45447/#review126140
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Fix it, then Ship it!





ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/aggregators/AbstractTimelineAggregator.java (line 105)
<https://reviews.apache.org/r/45447/#comment189037>

    Should be consistent time use for cal and logged.


- Sid Wagle


On March 29, 2016, 9:15 p.m., Aravindan Vijayan wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/45447/
> -----------------------------------------------------------
> 
> (Updated March 29, 2016, 9:15 p.m.)
> 
> 
> Review request for Ambari, Dmytro Sen, Sumit Mohanty, and Sid Wagle.
> 
> 
> Bugs: AMBARI-15621
>     https://issues.apache.org/jira/browse/AMBARI-15621
> 
> 
> Repository: ambari
> 
> 
> Description
> -------
> 
> Fix issues in aggregator scheduling implementation. 
> 
> Recommend value of "timeline.metrics.service.resultset.fetchSize" through stack advisor based on cluster size.
> 
> 
> Diffs
> -----
> 
>   ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/HBaseTimelineMetricStore.java 2f080e3 
>   ambari-metrics/ambari-metrics-timelineservice/src/main/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/aggregators/AbstractTimelineAggregator.java f8ec516 
>   ambari-metrics/ambari-metrics-timelineservice/src/test/java/org/apache/hadoop/yarn/server/applicationhistoryservice/metrics/timeline/aggregators/AbstractTimelineAggregatorTest.java 21b9839 
>   ambari-server/src/main/resources/stacks/HDP/2.0.6/services/stack_advisor.py b8e2c45 
> 
> Diff: https://reviews.apache.org/r/45447/diff/
> 
> 
> Testing
> -------
> 
> Manually tested on a large cluster.
> 
> Unit tests pass.
> 
> 
> Thanks,
> 
> Aravindan Vijayan
> 
>