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Posted to issues@arrow.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2017/01/07 21:29:58 UTC

[jira] [Resolved] (ARROW-360) C++: Add method to shrink PoolBuffer using realloc

     [ https://issues.apache.org/jira/browse/ARROW-360?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney resolved ARROW-360.
--------------------------------
    Resolution: Fixed

Issue resolved by pull request 272
[https://github.com/apache/arrow/pull/272]

> C++: Add method to shrink PoolBuffer using realloc
> --------------------------------------------------
>
>                 Key: ARROW-360
>                 URL: https://issues.apache.org/jira/browse/ARROW-360
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>            Reporter: Uwe L. Korn
>            Assignee: Uwe L. Korn
>
> In the case where we have optimistically allocated a large PoolBuffer, we could shrink it later again using a call to {{realloc}}. This should free the exceeding memory but avoids an actual {{memcpy}}.



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