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https://issues.apache.org/jira/browse/ARROW-2569?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Uwe L. Korn resolved ARROW-2569.
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Resolution: Fixed
Fix Version/s: 0.10.0
Issue resolved by pull request 2026
[https://github.com/apache/arrow/pull/2026]
> [C++] Improve thread pool size heuristic
> ----------------------------------------
>
> Key: ARROW-2569
> URL: https://issues.apache.org/jira/browse/ARROW-2569
> Project: Apache Arrow
> Issue Type: Improvement
> Components: C++
> Reporter: Antoine Pitrou
> Assignee: Antoine Pitrou
> Priority: Major
> Labels: pull-request-available
> Fix For: 0.10.0
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> We currently use the number of available HW threads as the default thread
> pool size for CPU-bound tasks. We should also examine well-known environment
> variables such as {{OMP_NUM_THREADS}}. Some discussion here:
> https://bugs.python.org/issue32986
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