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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (IGNITE-5364) Remove contention on DataStructure creation or removing
Date Wed, 28 Jun 2017 16:04:00 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-5364?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16066775#comment-16066775

ASF GitHub Bot commented on IGNITE-5364:

Github user mcherkasov closed the pull request at:


> Remove contention on DataStructure creation or removing
> -------------------------------------------------------
>                 Key: IGNITE-5364
>                 URL: https://issues.apache.org/jira/browse/IGNITE-5364
>             Project: Ignite
>          Issue Type: Improvement
>          Components: cache
>            Reporter: Mikhail Cherkasov
>            Assignee: Mikhail Cherkasov
>              Labels: important
>             Fix For: 2.1
> All DSs are stored in one Map which itself is stored in utilityCache, this makes high
contention on DS creation or removing, it requires lock on the key and manipulation with the
Map under the lock. So all threads in cluster should wait for this lock to create or remove

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