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From "Dmitriy Pavlov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (IGNITE-11767) GridDhtPartitionsFullMessage retains huge maps on heap in exchange history
Date Wed, 14 Aug 2019 11:40:00 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-11767?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16907194#comment-16907194
] 

Dmitriy Pavlov commented on IGNITE-11767:
-----------------------------------------

[~ilyak], could you please cherry-pick this commit 
https://github.com/apache/ignite/commit/478277e5e3fe1a535ea905f8beab42926453825a

to 2.7.6 branch and assign fixVersion=2.7.6 once commit is there? Unfortunately, change can't
be merged more or less automatically.

> GridDhtPartitionsFullMessage retains huge maps on heap in exchange history
> --------------------------------------------------------------------------
>
>                 Key: IGNITE-11767
>                 URL: https://issues.apache.org/jira/browse/IGNITE-11767
>             Project: Ignite
>          Issue Type: Bug
>          Components: cache
>    Affects Versions: 2.7
>            Reporter: Ilya Kasnacheev
>            Assignee: Ilya Kasnacheev
>            Priority: Blocker
>             Fix For: 2.8
>
>          Time Spent: 20m
>  Remaining Estimate: 0h
>
> ExchangeHistory keeps a FinishState for every topology version.
> FinishState contains msg, which contains at least two huge maps:
> partCntrs2 and partsSizesBytes.
> We should probably strip msg, removing those two data structures before putting msg in
exchFuts linked list to be stowed away.



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