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Subject [GitHub] [incubator-hudi] nbalajee opened a new pull request #1288: HUDI-117 Close file handle before throwing an exception due to append…
Date Wed, 29 Jan 2020 00:16:02 GMT
nbalajee opened a new pull request #1288: HUDI-117 Close file handle before throwing an exception
due to append…
URL: https://github.com/apache/incubator-hudi/pull/1288
 
 
   … failure.
   
   Add test cases to handle/verify stage failure scenarios.
   
   ## What is the purpose of the pull request
   * Fix for HDFS "LeaseRecoveryInProgress" exception (triggered by an append failure) that
results in stage failures and eventually job getting killed.
   
   ## Brief change log
   * Add a shutdown hook to handle JVM crash or executor getting killed, during write.
   * Upon encountering an append failure, close the file handle, so that subsequent task attempts
on a different executor would be able to acquire lease on the .log file.
   
   ## Verify this pull request
   
   This change added tests and can be verified as follows:
   
   
     - Added test cases to verify that upon stage failures, data records present in multiple
log files can be successfully handled/merged.
     
   ## Committer checklist
   
    - [ x] Has a corresponding JIRA in PR title & commit
    
    - [x ] Commit message is descriptive of the change
    
    - [x ] CI is green
   
    - [ ] Necessary doc changes done or have another open PR
          
    - [ ] For large changes, please consider breaking it into sub-tasks under an umbrella
JIRA.

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