sunhaibotb opened a new pull request #8484: [FLINK-12547] Add connection and socket timeouts for the blob client URL: https://github.com/apache/flink/pull/8484 ## What is the purpose of the change When the network packet loss seriously due to the high CPU load of the machine, the blob client connection fails to perceive that the server has been disconnected, which results in locking in the native method `java.net.SocketInputStream.socketRead0`. This pull request adds connection and socket timeouts for the blob client to fix this issue. ## Brief change log - Add configurable connection and socket timeouts for the blob client. ## Verifying this change This change added tests and can be verified as follows: - Added unit test for checking the socket timeout is effective. ## 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, Yarn/Mesos, 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)
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