wsry opened a new pull request #16904: URL: https://github.com/apache/flink/pull/16904
## What is the purpose of the change This patch fixes the network buffer leak when ResultPartition is released by closing all BufferBuilders. ## Brief change log - All BufferBuilders are closed in the BufferWritingResultPartition#close method; - The TaskCanceler call the ResultPartition#fail method instead of the ResultPartition#close method because the close method can incur concurrency issue. ## Verifying this change An existing test is modified to cover the scenario. ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): (yes / **no**) - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (yes / **no**) - The serializers: (yes / **no** / don't know) - The runtime per-record code paths (performance sensitive): (yes / **no** / don't know) - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn, ZooKeeper: (yes / **no** / don't know) - The S3 file system connector: (yes / **no** / don't know) ## Documentation - Does this pull request introduce a new feature? (yes / **no**) - If yes, how is the feature documented? (**not applicable** / docs / JavaDocs / not documented) -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@flink.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org