Pinned to CPU cores 0–7 for both Python and Rust runs. OMP_NUM_THREADS=1, 8 rayon/tiktoken threads. Results are the best of (warmup + iters) per combination.
- Host: AMD EPYC 7R13 Processor (nproc: 64)
- Python run timestamp: 2026-04-23T06:10:10.228895+00:00 load avg at start: 2.58 / 2.16 / 2.54
- Rust run timestamp: 2026-04-23T06:19:48.992276Z load avg post-bench: 6.11 / 5.61 / 4.01
- Python config: batches=[1, 32, 128] lengths=[128, 2048, 8192] threads=8 iters=4 warmup=2