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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 15:26:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-9938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16568342#comment-16568342

ASF GitHub Bot commented on FLINK-9938:

StefanRRichter commented on a change in pull request #6460: [FLINK-9938] Clean up full snapshot
from expired state with TTL
URL: https://github.com/apache/flink/pull/6460#discussion_r207581503

 File path: docs/dev/table/index.md
 @@ -79,4 +79,4 @@ Where to go next?
 * [Table Sources & Sinks]({{ site.baseurl }}/dev/table/sourceSinks.html): Reading tables
from and emitting tables to external storage systems.
 * [User-Defined Functions]({{ site.baseurl }}/dev/table/udfs.html): Definition and usage
of user-defined functions.
-{% top %}
\ No newline at end of file
+{% top %}
 Review comment:
   please revert if possible

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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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