Github user JasonMWhite commented on the pull request:
https://github.com/apache/spark/pull/10089#issuecomment-162250749
This patch solved our skew problem. Below is a 15-minute snapshot of our
lag earlier this week, showing a single partition getting slowly worse. It
would get to about 8 million messages behind overnight.
https://monosnap.com/file/VG0rXFZn05bKIIDLFIHOxfNOWKOxy5
And the most recent 24 hour period, after this patch went live on our
system.
https://monosnap.com/file/DMSzLP8lFKJ0DxHuiWcxZHKqVeJHWL
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