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https://issues.apache.org/jira/browse/IGNITE-2566?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15139038#comment-15139038
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Ilya Lantukh commented on IGNITE-2566:
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Similar to https://issues.apache.org/jira/browse/IGNITE-2533, there is no
significant performance increase.
> Get rid of MiniFutures in GridDhtTxPrepareFuture
> ------------------------------------------------
>
> Key: IGNITE-2566
> URL: https://issues.apache.org/jira/browse/IGNITE-2566
> Project: Ignite
> Issue Type: Sub-task
> Components: general
> Reporter: Ilya Lantukh
> Assignee: Ilya Lantukh
> Fix For: 1.6
>
>
> GridDhtTxPrepareFuture is instantiated for every transaction. In uses
> compound future + minifutures concept, which is an overhead for it's rather
> simple logic.
> It should be refactored to store miniId to request mapping internally and
> update it's state on every response without generating additional objects.
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