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https://issues.apache.org/jira/browse/BEAM-1392?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15853176#comment-15853176
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ASF GitHub Bot commented on BEAM-1392:
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GitHub user aviemzur opened a pull request:
https://github.com/apache/beam/pull/1920
[BEAM-1392] DoFn teardown not called on empty partitions
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---
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/aviemzur/incubator-beam
invoke-teardown-on-empty-partition
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/beam/pull/1920.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 #1920
----
commit cf1ea054cedf29ef3bb804410eb56f17f8ff1b37
Author: Aviem Zur <aviem...@gmail.com>
Date: 2017-02-05T09:22:00Z
[BEAM-1392] DoFn teardown not called on empty partitions
----
> DoFn teardown not called on empty partitions
> --------------------------------------------
>
> Key: BEAM-1392
> URL: https://issues.apache.org/jira/browse/BEAM-1392
> Project: Beam
> Issue Type: Bug
> Components: runner-spark
> Reporter: Aviem Zur
> Assignee: Aviem Zur
>
> DoFn teardown is not called on empty partitions.
> Discovered in a long running Kafka pipeline (read from Kafka -> write to
> Kafka) where some partitions did not have data and Kafka producers where
> being created but not closed, eventually resulting in {{Too many open files}}
> exception.
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