perf: cap torch threads per camera worker

Default TORCH_NUM_THREADS=1 so 14-20 workers do not each spawn a 28-thread BLAS pool.
2026-08-28 06:17:33 +00:00
parent 950128deec
commit 23c2e9c4c0
6 changed files with 34 additions and 2 deletions
@@ -34,6 +34,8 @@ ENHANCE_HOP_S=0.2
 # auto (default): beamform if speechbrain loads, else average channels
 # force: require DelaySum_Beamformer, off: average L/R
 BEAMFORM_MODE=auto
+# One BLAS/Torch thread per worker (20 workers vs 28 cores)
+TORCH_NUM_THREADS=1

 # Misc
 PUBLISH_TIMEOUT_S=60