GitHub user ijuma opened a pull request:
https://github.com/apache/kafka/pull/3910
MINOR: Only include transactional id in LogContext if it's set
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/ijuma/kafka
transactional-id-should-be-optional-in-log-context
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/kafka/pull/3910.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 #3910
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commit 372e5608035776103c793e7457012cdad78fde24
Author: Ismael Juma <ism...@juma.me.uk>
Date: 2017-09-19T21:03:26Z
MINOR: Only include transactional id in LogContext if it's set
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