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https://issues.apache.org/jira/browse/IGNITE-4645?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15865300#comment-15865300
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Vladimir Ozerov commented on IGNITE-4645:
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[~gvvinblade],
Currently you perform 2 {{ConcurentHashMap}} lookups to {{descByCls}} on
regular hot path. Earlier there was only 1. This is what I meant.
> Best effort to avoid extra copying in binary marshaller
> -------------------------------------------------------
>
> Key: IGNITE-4645
> URL: https://issues.apache.org/jira/browse/IGNITE-4645
> Project: Ignite
> Issue Type: Bug
> Components: binary
> Reporter: Yakov Zhdanov
> Assignee: Igor Seliverstov
> Fix For: 1.9
>
>
> If we marshal a class that contain only primitives then we can predict the
> final byte array size and avoid copies to grow array and final trimming.
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