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Pull request overview
Adds a new CLI option to the accuracy checker to control ONNX Runtime session threading, intended to mitigate intra-op thread affinity issues (notably in container/cgroup cpuset environments).
Changes:
- Add
--ort-intra-op-num-threadsCLI flag to setonnxruntime.SessionOptions.intra_op_num_threads. - When the flag is provided, also set
SessionOptions.inter_op_num_threads = 1alongside intra-op threads.
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Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## develop #4810 +/- ##
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Coverage 92.49% 92.49%
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Files 583 583
Lines 29562 29562
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Hits 27343 27343
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TedThemistokleous
approved these changes
Apr 21, 2026
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kahmed10
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Apr 22, 2026
causten
approved these changes
Apr 23, 2026
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Motivation
Adds a new CLI option to the accuracy checker to control ONNX Runtime session threading, intended to mitigate intra-op thread affinity issues.
Changelog Category
Add a
CHANGELOG.mdentry for any option other thanNot Applicable