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Posted to issues@flink.apache.org by "MinWang (Jira)" <ji...@apache.org> on 2020/07/01 05:06:00 UTC

[jira] [Commented] (FLINK-12694) Implement a HeapAccountingManager

    [ https://issues.apache.org/jira/browse/FLINK-12694?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17149106#comment-17149106 ] 

MinWang commented on FLINK-12694:
---------------------------------

HI, want to help on this ticket, is it active now ?

> Implement a HeapAccountingManager
> ---------------------------------
>
>                 Key: FLINK-12694
>                 URL: https://issues.apache.org/jira/browse/FLINK-12694
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Runtime / State Backends
>            Reporter: Yu Li
>            Assignee: Yu Li
>            Priority: Major
>
> We need a {{HeapAccountingManager}} for a) (roughly) estimating the on-heap size of each key-value; and b) recording the size of each on-heap and off-heap KeyGroup. With such accountings we could decide which KeyGroup to spill/load.



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