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https://issues.apache.org/jira/browse/SAMZA-146?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13900555#comment-13900555
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Jakob Homan commented on SAMZA-146:
-----------------------------------
Also, there are a few minor changes to unit tests that I found useful during
testing.
> Throughput degrades unreasonably as the number of topic-partitions increases
> ----------------------------------------------------------------------------
>
> Key: SAMZA-146
> URL: https://issues.apache.org/jira/browse/SAMZA-146
> Project: Samza
> Issue Type: Bug
> Components: container
> Affects Versions: 0.7.0
> Reporter: Jakob Homan
> Assignee: Jakob Homan
> Fix For: 0.7.0
>
> Attachments: SAMZA-146.patch
>
>
> Currently we poll each stream partition in need of messages before each call
> to process. For jobs with a large number of partitions, and particularly
> when those partitions are low volume, this dramatically impacts performance.
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