GitHub user NicoK opened a pull request:
https://github.com/apache/flink/pull/5872
[FLINK-9206][checkpoints] add job IDs to CheckpointCoordinator log messages
## What is the purpose of the change
The `CheckpointCoordinator` exists per job but its log messages (all
bundled inside a single JobManager log) do not always contain this job ID
making it hard to distinguish different instances when running multiple jobs.
## Brief change log
- extend log messages with job information
## Verifying this change
This change is a trivial rework / code cleanup without any test coverage.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): **no**
- The public API, i.e., is any changed class annotated with
`@Public(Evolving)`: **no**
- The serializers: **no**
- The runtime per-record code paths (performance sensitive): **no**
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Yarn/Mesos, ZooKeeper: **yes**
- The S3 file system connector: **no**
## Documentation
- Does this pull request introduce a new feature? **no**
- If yes, how is the feature documented? **not applicable**
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/NicoK/flink flink-9206
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/5872.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 #5872
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commit d57ce2a4094d32b7aa0a8380bd44e4f3a80f8062
Author: Nico Kruber <nico@...>
Date: 2018-04-18T13:01:32Z
[FLINK-9206][checkpoints] add job IDs to CheckpointCoordinator log messages
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