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Posted to issues@flink.apache.org by "Stefan Richter (JIRA)" <ji...@apache.org> on 2018/02/28 12:38:00 UTC

[jira] [Closed] (FLINK-8777) improve resource release when recovery from failover

     [ https://issues.apache.org/jira/browse/FLINK-8777?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Stefan Richter closed FLINK-8777.
---------------------------------
    Resolution: Fixed

Merged in 296f9ff742.

> improve resource release when recovery from failover
> ----------------------------------------------------
>
>                 Key: FLINK-8777
>                 URL: https://issues.apache.org/jira/browse/FLINK-8777
>             Project: Flink
>          Issue Type: Improvement
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.5.0
>            Reporter: Sihua Zhou
>            Assignee: Sihua Zhou
>            Priority: Major
>             Fix For: 1.5.0
>
>
> When recovery from failed, {{TaskLocalStateStoreImpl.retrieveLocalState()}} will be invoked, we can release all entry from {{storedTaskStateByCheckpointID}}  that does not satisfy {{entry.checkpointID == checkpointID}}, this can prevent the resource leak when job loop in {{local checkpoint completed => failed => local checkpoint completed => failed ...}}.



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