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From "Aleksandar Pejakovic" <a.pejako...@levi9.com>
Subject Re: Review Request 37069: SAMZA-738 Samza Timer based metrics does not have enough precision
Date Tue, 04 Aug 2015 09:18:49 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/37069/
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(Updated Aug. 4, 2015, 9:18 a.m.)


Review request for samza.


Changes
-------

Fixed typo.


Repository: samza


Description
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Changed SystemProducersMetrics and RunLoop so that metrics now show nanoseconds instead milliseconds.


Diffs (updated)
-----

  samza-core/src/main/scala/org/apache/samza/container/RunLoop.scala c292ae4 
  samza-core/src/main/scala/org/apache/samza/container/SamzaContainerMetrics.scala aa7a9bc


Diff: https://reviews.apache.org/r/37069/diff/


Testing
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Tested on hello-samza -> wikipedia-parser, results:
```
"org.apache.samza.container.SamzaContainerMetrics":{
  "commit-calls":10,
  "window-ns":3198.62544796632,
  "process-null-envelopes":56292,
  "process-envelopes":989,
  "window-calls":0,
  "commit-ns":5130.901534393375,
  "send-calls":0,
  "process-calls":57283,
  "choose-ns":10368839.818551894,
  "process-ns":10390588.194071393,
  "event-loop-utilization":0.99807554
}
```


Thanks,

Aleksandar Pejakovic


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