Github user tillrohrmann commented on the issue:
https://github.com/apache/flink/pull/2696
I propose to merge this PR into the master such that it is disabled per
default. This entails that we don't require our own heartbeats from the TMs to
the `JobManager`.
This will make sure that we support the same functionality in `1.3.0` as we
do in the previous releases.
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