yanyan300300 opened a new pull request #8215: [FLINK-8801][yarn/s3] Fix jars downloading issues due to inconsistent timestamp in S3 Filesystem URL: https://github.com/apache/flink/pull/8215 ## What is the purpose of the change This change reverts the original fix for FLINK-8801's due to its insufficient in some scenarios where S3AFilesystem does not implement `setTimes` methods. Instead, it uses retry to wait for the remote file to be available and overwrite the local file timestamp. ## Brief change log - Revert [PR 5602](https://github.com/apache/flink/pull/5602) - Add retry at `FileNotFoundException` ## Verifying this change This change is already covered by existing tests, such as `YarnFileStageTestS3ITCase` for the upload path via S3. ## 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: **Yarn** - 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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