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Posted to dev@arrow.apache.org by "Antoine Pitrou (Jira)" <ji...@apache.org> on 2019/08/19 20:44:00 UTC

[jira] [Created] (ARROW-6292) [C++] Add an option to build with mimalloc

Antoine Pitrou created ARROW-6292:
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             Summary: [C++] Add an option to build with mimalloc
                 Key: ARROW-6292
                 URL: https://issues.apache.org/jira/browse/ARROW-6292
             Project: Apache Arrow
          Issue Type: Wish
          Components: C++
            Reporter: Antoine Pitrou


It's a new allocator, Apache-licensed, by Microsoft. It claims very good performance and is cross-platform (works on Windows and Unix).
https://github.com/microsoft/mimalloc/

There's a detailed set of APIs including aligned allocation and zero-initialized allocation. However, zero-initialized reallocation doesn't seem provided.
https://microsoft.github.io/mimalloc/group__malloc.html#details




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