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https://issues.apache.org/jira/browse/FLINK-8968?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16400646#comment-16400646
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ASF GitHub Bot commented on FLINK-8968:
---------------------------------------

GitHub user sihuazhou opened a pull request:

    https://github.com/apache/flink/pull/5705

    [FLINK-8968][state]Fix native resource leak caused by ReadOptions

    ## What is the purpose of the change
    
    This PR fixes 
(FLINK-8968)[https://issues.apache.org/jira/browse/FLINK-8968] Pull the 
creation of `ReadOptions` out of loop to avoid native resource leak in Full 
checkpoint.
    
    ## Brief change log
    
    - pull the creation of `ReadOptions` out of loop in 
`RocksDBFullSnapshotOperation.writeKVStateMetaData()`
    
    ## 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): (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
    no

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/sihuazhou/flink fix_readOptions_leak

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/flink/pull/5705.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #5705
    
----
commit f1cd2e7f6962e3307e842712c68200362bec61d7
Author: sihuazhou <summerleafs@...>
Date:   2018-03-15T15:57:11Z

    Poll the creation of readOptions out of loop to avoid native resource leak.

----


> Fix native resource leak caused by ReadOptions 
> -----------------------------------------------
>
>                 Key: FLINK-8968
>                 URL: https://issues.apache.org/jira/browse/FLINK-8968
>             Project: Flink
>          Issue Type: Bug
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.5.0
>            Reporter: Sihua Zhou
>            Assignee: Sihua Zhou
>            Priority: Major
>             Fix For: 1.5.0
>
>
> We should pull the creation of ReadOptions out of the loop in 
> {{RocksDBFullSnapshotOperation.writeKVStateMetaData()}}.



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