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Posted to jira@arrow.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/04/13 16:44:00 UTC

[jira] [Updated] (ARROW-12316) [C++] Switch default memory allocator from jemalloc to mimalloc

     [ https://issues.apache.org/jira/browse/ARROW-12316?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

ASF GitHub Bot updated ARROW-12316:
-----------------------------------
    Labels: pull-request-available  (was: )

> [C++] Switch default memory allocator from jemalloc to mimalloc
> ---------------------------------------------------------------
>
>                 Key: ARROW-12316
>                 URL: https://issues.apache.org/jira/browse/ARROW-12316
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: C++
>            Reporter: Neal Richardson
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 4.0.0
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> Benchmarking shows that mimalloc seems to be faster on real workflows (at least on macOS, still collecting data on Ubuntu). We could switch the default memory pool cases so that mimalloc is preferred. 
> cc [~jonkeane] [~apitrou]



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