GitHub user dguy opened a pull request:
https://github.com/apache/kafka/pull/3654
KAFKA-5562: Do streams state directory cleanup on a single thread
Backported from trunk: https://github.com/apache/kafka/pull/3516
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/dguy/kafka cherry-pick-stream-thread-cleanup
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/kafka/pull/3654.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 #3654
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commit 5df82dabac2ccc1cb035f89ee45cf3405e42ab06
Author: Damian Guy <damian....@gmail.com>
Date: 2017-07-26T09:10:50Z
Use a single `StateDirectory` per streams instance.
Use threadId to determine which thread owns the lock.
Only allow the owning thread to unlock.
Execute cleanup on a scheduled thread in `KafkaStreams`
commit ddb66fde7c0c4cfb10107ce89531356ab99b8a21
Author: Damian Guy <damian....@gmail.com>
Date: 2017-08-10T11:39:42Z
backport stream thread cleaning to 0.11
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