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From "Alexei Scherbakov (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (IGNITE-3714) Introduce new performance hint for default store-by-value caches behavior.
Date Sun, 04 Jun 2017 10:58:04 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-3714?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16036245#comment-16036245
] 

Alexei Scherbakov commented on IGNITE-3714:
-------------------------------------------

Note what for speeding up reads configurable on-heap records cache will be introduced.

> Introduce new performance hint for default store-by-value caches behavior.
> --------------------------------------------------------------------------
>
>                 Key: IGNITE-3714
>                 URL: https://issues.apache.org/jira/browse/IGNITE-3714
>             Project: Ignite
>          Issue Type: Improvement
>          Components: cache
>            Reporter: Alexei Scherbakov
>            Assignee: Wuwei Lin
>              Labels: newbie
>             Fix For: 2.1
>
>
> Default store-by-value semantics of Ignite has bad impact on performance and rarely needed.
> We must print the performance hint if some of the caches have copyOnRead property set
to true (default value).
> It must work both for static and dynamic caches.
> Corresponding thread on dev list: http://apache-ignite-developers.2346864.n4.nabble.com/copyOnRead-performance-issues-td10762.html



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