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Posted to issues@flink.apache.org by GitBox <gi...@apache.org> on 2019/12/03 11:02:26 UTC

[GitHub] [flink] xintongsong opened a new pull request #10397: [FLINK-15023][core][runtime] Remove on-heap managed memory

xintongsong opened a new pull request #10397: [FLINK-15023][core][runtime] Remove on-heap managed memory
URL: https://github.com/apache/flink/pull/10397

## What is the purpose of the change

This PR is part or FLIP-49. It completely remove on-heap managed memory, keeping managed memory always off-heap.

This PR is based on #10161.

## Brief change log

- 57b5721509e91a947c435e53a7f3f9a92338f3c2: Remove on-heap managed memory from `ResourceProfile`
- 75212f2d6450f063e4eed8a36cf7a2995f2c9584: Remove on-heap managed memory from `ResourceSpec`
- 4bfdc701fe0e113708ff80404328b4d87489052d: Remove on-heap managed memory fraction from `StreamConfig`, and its calculation logic from `StreamingJobGraphGenerator`.
- 6e8283e9bc711a77dc03dae8cc45194ae53776fd: Remove on-heap managed memory from `TaskExecutorResourceSpec` and `TaskExecutorResourceUtils`.
- a33b5d69fad78265da1d675d82dfe05dbfb07593: Remove config options of managed memory off-heap size / fraction and legacy memory off-heap.

## Verifying this change

This change is a trivial rework / code cleanup without any test coverage.

## 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)
- 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? (no)
- If yes, how is the feature documented? (not applicable)

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