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fix: Forcing OpenBLAS / OpenMP to be singlethreaded in compare loop to prevent livelocking freeze. #1129

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fix: Forcing OpenBLAS / OpenMP to be singlethreaded in compare loop to prevent livelocking freeze. #1129

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6 changes: 6 additions & 0 deletions howdy/src/compare.py
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,12 @@
# Import required modules
import sys
import os

# Force singlethreaded BLAS. dlib's OpenBLAS/OpenMP matmuls can livelock when raced against this scri>
os.environ.setdefault("OPENBLAS_NUM_THREADS", "1")
os.environ.setdefault("OMP_NUM_THREADS", "1")
os.environ.setdefault("GOTO_NUM_THREADS", "1")

import json
import configparser
import dlib
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