[GitHub] [flink] shuai-xu opened a new pull request #8296: [FLINK-12228] [runtime] Implement Eager Scheduling Strategy

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

shuai-xu opened a new pull request #8296: [FLINK-12228] [runtime] Implement Eager Scheduling Strategy
URL: https://github.com/apache/flink/pull/8296
 
 
   
   ## What is the purpose of the change
   
   *This pull request introduces the EAGER scheduling strategy based on the new scheduling interface.*
   
   
   ## Brief change log
   
     - *Implement the EagerSchedulingStrategy which contains all the EAGER scheduling logic.*
     - *Add SchedulerOperation interface and a default implementation.*
     - *Add ExecutionSlotAllocator interface*
   
   ## Verifying this change
   
   This change added tests and can be verified as follows:
   
   *(example:)*
     - *Added unit tests in EagerSchedulingStrategyTest and DefaultSchedulerOperationsTest*
   
   ## 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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