GitHub user HeartSaVioR opened a pull request:
https://github.com/apache/storm/pull/1364
STORM-1731 (0.10.x) Avoid looking up debug / backpressure enable flags
within critical path
* preload the value of flags and use that value
* topology.debug
Pull request for 1.x version is here: #1362
I don't take performance tests on this pull request, since #1362 shows the
benefit.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/HeartSaVioR/storm STORM-1731-0.10.x-branch
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/storm/pull/1364.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 #1364
----
commit 1cc5228e3195826836e353342407fea290ea9122
Author: Jungtaek Lim <[email protected]>
Date: 2016-04-27T01:03:04Z
STORM-1731 Avoid looking up debug / backpressure enable flags within
critical path
* preload the value of flags and use that value
* topology.debug
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