GitHub user HeartSaVioR opened a pull request:
https://github.com/apache/storm/pull/602
STORM-871 Change multilang heartbeat mechanism
* Introduce new way of treating heartbeat
** subprocess has to update pid file's modified time periodically
*** in default implementation we update pid file every 1 sec
** ShellSpout / ShellBolt checks pid file's modified time every 1 sec
** No more heartbeat tuple
It may introduces language constraints, so we need to gather opinions from
user/dev mailing list to make sure we can safely change mechanism.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/HeartSaVioR/storm STORM-871
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/storm/pull/602.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 #602
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commit 13e63d25e1f5ce6f50b3a527b8a9bceaf9116660
Author: Jungtaek Lim <[email protected]>
Date: 2015-06-23T21:03:42Z
STORM-871 Change multilang heartbeat mechanism
* Introduce new way of treating heartbeat
** subprocess has to update pid file's modified time periodically
*** in default implementation we update pid file every 1 sec
** ShellSpout / ShellBolt checks pid file's modified time every 1 sec
** No more heartbeat tuple
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