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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-9938) State TTL cleanup during full state scan upon checkpointing
Date Fri, 03 Aug 2018 14:27:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-9938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16568256#comment-16568256
] 

ASF GitHub Bot commented on FLINK-9938:
---------------------------------------

azagrebin commented on issue #6460: [FLINK-9938] Clean up full snapshot from expired state
with TTL
URL: https://github.com/apache/flink/pull/6460#issuecomment-410270181
 
 
   Thanks for the review @StefanRRichter! I have updated the PR.

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> State TTL cleanup during full state scan upon checkpointing
> -----------------------------------------------------------
>
>                 Key: FLINK-9938
>                 URL: https://issues.apache.org/jira/browse/FLINK-9938
>             Project: Flink
>          Issue Type: Improvement
>          Components: State Backends, Checkpointing
>    Affects Versions: 1.6.0
>            Reporter: Andrey Zagrebin
>            Assignee: Andrey Zagrebin
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 1.6.0
>
>
> We can try to piggyback full state scan during certain checkpoint processes in backends,
check TTL expiration for every entry and evict expired to speed up cleanup.



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