GitHub user davies opened a pull request:
https://github.com/apache/spark/pull/1842
[SPARK-2898] [PySpark] fix bugs in deamon.py
1. do not use signal handler for SIGCHILD, it's easy to cause deadlock
2. handle EINTR during accept()
3. pass errno into JVM
4. handle EAGAIN during fork()
Now, it can pass 50k tasks tests in 180 seconds.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/davies/spark qa
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/1842.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 #1842
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commit 0cd0817b317dfb88cb452f389e564f8e9daf040c
Author: Davies Liu <davies....@gmail.com>
Date: 2014-08-07T21:51:48Z
fix bugs in deamon.py
1. do not use signal handler for SIGCHILD, it's easy to cause deadlock
2. handle EINTR during accept()
3. pass errno into JVM
4. handle EAGAIN during fork()
Now, it can pass 50k tasks tests in 180 seconds.
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