GitHub user andrewor14 opened a pull request:
https://github.com/apache/spark/pull/10070
[SPARK-8414] Ensure context cleaner periodic cleanups
Garbage collection triggers cleanups. If the driver JVM is huge and there
is little memory pressure, we may never clean up shuffle files on executors.
This is a problem for long-running applications (e.g. streaming).
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/andrewor14/spark periodic-gc
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/10070.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 #10070
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commit c96d5e2bebc2da120d9fdff15d4237621659202d
Author: Andrew Or <[email protected]>
Date: 2015-12-01T19:39:28Z
Run a GC every 30 minutes (configurable)
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