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Subject [GitHub] [flink] zhuzhurk opened a new pull request #8498: [FLINK-12413] [runtime] Implement ExecutionFailureHandler
Date Tue, 21 May 2019 10:57:10 GMT
zhuzhurk opened a new pull request #8498: [FLINK-12413] [runtime] Implement ExecutionFailureHandler
URL: https://github.com/apache/flink/pull/8498
 
 
   ## What is the purpose of the change
   
   *ExecutionFailureHandler is a component of new generation scheduling. See [FLINK-10429](https://issues.apache.org/jira/browse/FLINK-10429).
It servers for task failover handling by returning tasks to restart upon task failures. This
PR is to implement ExecutionFailureHandler and related classes.*
   
   
   ## Brief change log
   
   Detailed design doc can be found at [design](https://docs.google.com/document/d/1D4EP9i5rx9CTQ4-iRu6DVqVEG8KzIMu07Lk4zjxLy08/edit#)
     - *Implement ExecutionFailureHandler*
     - *Implement FailureHandlingResult*
     - *Add interface RestartBackoffTimeStrategy and RestartBackoffTimeStrategy.Factory*
     - *Add interface FailoverStrategy.Factory*
   
   
   ## Verifying this change
   
   This change added tests and can be verified as follows:
   
   *(example:)*
     - *UT for ExecutionFailureHandler*
     - *UT for FailureHandlingResult*
   
   ## 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: (yes)
     - The S3 file system connector: (no)
   
   ## Documentation
   
     - Does this pull request introduce a new feature? (no)
     - If yes, how is the feature documented? (not documented)
   

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