Antoine Pitrou created ARROW-2569:
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Summary: [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
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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