reswqa opened a new pull request, #22147:
URL: https://github.com/apache/flink/pull/22147
## What is the purpose of the change
*For batch shuffle(i.e. hybrid shuffle & sort-merge shuffle), If there is a
fierce contention of the batch shuffle read memory, it will throw a
{{TimeoutException}} to fail downstream task to release memory. But for hybrid
shuffle, It uses an incorrect default timeout(5ms), this will make the job very
easy to fail.*
## Brief change log
- *Increase default read buffer request timeout to 5min.*
## Verifying this change
This change is already covered by existing tests.
## 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, Kubernetes/Yarn, ZooKeeper: no
- The S3 file system connector: no
## Documentation
- Does this pull request introduce a new feature? no
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