GitHub user lamber-ken reopened a pull request:
https://github.com/apache/flink/pull/5857
[FLINK-9187][METRICS] add prometheus pushgateway reporter
## What is the purpose of the change
This pull request makes flink system can send metrics to prometheus via
pushgateway. when using `yarn-cluster` model, it's useful.
## Brief change log
- Add prometheus pushgateway repoter
- Restructure the code of the promethues reporter part
## Verifying this change
This change is already covered by existing tests. [prometheus
test](https://github.com/apache/flink/tree/master/flink-metrics/flink-metrics-prometheus/src/test/java/org/apache/flink/metrics/prometheus)
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): (yes)
- 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: (no)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (yes)
- If yes, how is the feature documented? (JavaDocs)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/lamber-ken/flink master
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/5857.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 #5857
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commit a3503a5d08e4d02d6cf38d656e2697d3b1197cf1
Author: lamber-ken <!@...>
Date: 2018-04-16T13:49:56Z
add prometheus pushgateway reporter
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