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DOC Recommend "sequential_blas_under_openmp" for BLAS calls in OpenMP loops - #273

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ogrisel merged 3 commits into
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cakedev0:doc/sequential_blas_under_openmp
Oct 20, 2026
Merged

ogrisel merged 3 commits into
joblib:masterfrom
cakedev0:doc/sequential_blas_under_openmp

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@cakedev0 cakedev0 commented Oct 20, 2026 •

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Documentation for #272: with OpenBLAS's OpenMP threading layer, limits=1, user_api="blas" also limits OpenMP in the calling thread, so libraries calling BLAS from OpenMP loops need limits="sequential_blas_under_openmp" (e.g. scikit-learn/scikit-learn#35180).

cakedev0 and others added 3 commits October 20, 2026 08:55
… loops

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
@ogrisel

ogrisel commented Oct 20, 2026

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The CI build failure for the flexiblas job is unrelated. Merging.

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ogrisel merged commit ca1677b into joblib:master Oct 20, 2026
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2 participants