[GitHub] [flink] azagrebin opened a new pull request #8416: [FLINK-12331] Introduce partition/gate setup to decouple task registration with NetworkEnvironment

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

azagrebin opened a new pull request #8416: [FLINK-12331] Introduce partition/gate setup to decouple task registration with NetworkEnvironment
URL: https://github.com/apache/flink/pull/8416
 
 
   ## What is the purpose of the change
   
   Introduce partition/gate setup to decouple task registration with NetworkEnvironment.
   The PR also does some preparation refactoring.
   
   ## Brief change log
   
     - Introduce factories for ResultPartion and SingleInputgates
     - Introduce buffer pool factories for ResultPartion and SingleInputgates
     - Introduce MemorySegmentProvider for RemoteInputChannel to assign exclusive segments
     - Refactor NetworkEnvironment#setupXXX() to ResultPartitionWriter#setup() and InputGate#setup()
   
   ## Verifying this change
   
   existing unit tests.
   
   ## 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: (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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