GitHub user acseidel opened a pull request:
https://github.com/apache/storm/pull/2716
STORM-3102 Remove check for partition offset before every emit.
In kafka >0.10.2 this check became expensive, causing large performance
decreases.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/acseidel/storm
bugfix/STORM-3102-kafka-client-performance-storm-2.0.0
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/storm/pull/2716.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #2716
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commit 0eb6cd72c07a12499eb12f5830a80c1da1bdfaa0
Author: Andy Seidel <andy@...>
Date: 2018-06-13T18:29:07Z
STORM-3102 Remove check for partition offset before every emit.
IN kafka >0.10.2 this check became expensive, causing large performance
decreases.
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