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From "Alexey Goncharuk (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (IGNITE-8019) During rebalancing checkpoint read lock is acquired for each entry (twice).
Date Mon, 02 Apr 2018 08:14:00 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-8019?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16422012#comment-16422012
] 

Alexey Goncharuk commented on IGNITE-8019:
------------------------------------------

Looks good, merged to master.

> During rebalancing checkpoint read lock is acquired for each entry (twice).
> ---------------------------------------------------------------------------
>
>                 Key: IGNITE-8019
>                 URL: https://issues.apache.org/jira/browse/IGNITE-8019
>             Project: Ignite
>          Issue Type: Bug
>            Reporter: Ilya Lantukh
>            Assignee: Ilya Lantukh
>            Priority: Major
>              Labels: iep-16
>             Fix For: 2.5
>
>
> In GridDhtPartitionDemander.preloadEntry(...) checkpointReadLock is acquired twice, which
is definitely a mistake. But even acquiring it once per entry causes unnecessary contention
- it should be taken once for SupplyMessage.



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