[GitHub] [flink] 1u0 opened a new pull request #9634: [hotfix][runtime] Streaming runtime 1.9 improvements for dubuggability

[GitBox <gi...@apache.org>]

1u0 opened a new pull request #9634: [hotfix][runtime] Streaming runtime 1.9 improvements for dubuggability
URL: https://github.com/apache/flink/pull/9634
 
 
   ## What is the purpose of the change
   
   This are minor changes to improve streaming runtime debuggability for that changes introduced with mailbox introduction in `release-1.9` branch.
   
   ## Brief change log
   
     - set the name of legacy source thread name (that includes task's name). This is port of change that already present in the `master` branch;
     - rename `StreamTask`s `performDefaultAction()` method to `processInput()` to better reflect method's intent.
   
   ## 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 / **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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