HuangZhenQiu opened a new pull request #8952:
URL: https://github.com/apache/flink/pull/8952
## What is the purpose of the change
Add failure rate for resource manager, so that every type of Resource
Managers can handle with maximum failed executers.
## Brief change log
- Add a failure rater to record failure numbers in last one minute.
- Update Resource Manager to use maximum failure rate threshold to limit
the resource allocation.
## Verifying this change
- Added unit test in Resource Manager to verify the functionality of
maximum failure rate threshold
enforcement
## 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: (no)
- The S3 file system connector: (no)
## Documentation
- Does this pull request introduce a new feature? (yes)
- If yes, how is the feature documented? (docs)
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