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Posted to jira@arrow.apache.org by "Neal Richardson (Jira)" <ji...@apache.org> on 2021/04/13 19:56:00 UTC

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

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

Neal Richardson updated ARROW-12316:
------------------------------------
    Summary: [C++] Switch default memory allocator from jemalloc to mimalloc on macOS  (was: [C++] Switch default memory allocator from jemalloc to mimalloc)

> [C++] Switch default memory allocator from jemalloc to mimalloc on macOS
> ------------------------------------------------------------------------
>
>                 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: 50m
>  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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