HuangZhenQiu opened a new pull request #8952: [FLINK-10868][flink-yarn] Add failure rater for resource manager 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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