STINNER Victor added the comment: no_small_stack-2.patch has a very bad impact on performances:
haypo@speed-python$ python3 -m perf compare_to 2017-01-04_12-02-default-ee1390c9b585.json no_small_stack-2_refee1390c9b585.json -G --min-speed=5 Slower (59): - telco: 15.7 ms +- 0.5 ms -> 23.4 ms +- 0.3 ms: 1.49x slower (+49%) - scimark_sor: 393 ms +- 6 ms -> 579 ms +- 10 ms: 1.47x slower (+47%) - json_loads: 56.9 us +- 0.9 us -> 83.1 us +- 2.4 us: 1.46x slower (+46%) - unpickle_pure_python: 698 us +- 10 us -> 984 us +- 10 us: 1.41x slower (+41%) - scimark_lu: 424 ms +- 22 ms -> 585 ms +- 33 ms: 1.38x slower (+38%) - chameleon: 22.4 ms +- 0.2 ms -> 30.8 ms +- 0.3 ms: 1.38x slower (+38%) - xml_etree_generate: 212 ms +- 3 ms -> 291 ms +- 4 ms: 1.37x slower (+37%) - xml_etree_process: 177 ms +- 3 ms -> 240 ms +- 3 ms: 1.35x slower (+35%) - raytrace: 1.04 sec +- 0.01 sec -> 1.40 sec +- 0.02 sec: 1.35x slower (+35%) - logging_simple: 27.9 us +- 0.4 us -> 37.4 us +- 0.5 us: 1.34x slower (+34%) - pickle_pure_python: 1.02 ms +- 0.01 ms -> 1.37 ms +- 0.02 ms: 1.34x slower (+34%) - logging_format: 33.3 us +- 0.4 us -> 44.5 us +- 0.7 us: 1.34x slower (+34%) - xml_etree_iterparse: 195 ms +- 5 ms -> 259 ms +- 7 ms: 1.32x slower (+32%) - chaos: 236 ms +- 3 ms -> 306 ms +- 3 ms: 1.30x slower (+30%) - regex_compile: 380 ms +- 3 ms -> 494 ms +- 5 ms: 1.30x slower (+30%) - pathlib: 42.3 ms +- 0.5 ms -> 55.0 ms +- 0.6 ms: 1.30x slower (+30%) - django_template: 364 ms +- 5 ms -> 471 ms +- 4 ms: 1.29x slower (+29%) - call_method: 11.2 ms +- 0.2 ms -> 14.4 ms +- 0.2 ms: 1.29x slower (+29%) - hexiom: 18.4 ms +- 0.2 ms -> 23.7 ms +- 0.2 ms: 1.29x slower (+29%) - call_method_slots: 11.0 ms +- 0.3 ms -> 14.1 ms +- 0.1 ms: 1.28x slower (+28%) - richards: 147 ms +- 4 ms -> 188 ms +- 5 ms: 1.28x slower (+28%) - html5lib: 207 ms +- 7 ms -> 262 ms +- 6 ms: 1.27x slower (+27%) - genshi_text: 71.5 ms +- 1.3 ms -> 90.3 ms +- 1.1 ms: 1.26x slower (+26%) - deltablue: 14.2 ms +- 0.2 ms -> 17.9 ms +- 0.4 ms: 1.26x slower (+26%) - genshi_xml: 164 ms +- 2 ms -> 207 ms +- 3 ms: 1.26x slower (+26%) - sympy_str: 429 ms +- 5 ms -> 539 ms +- 4 ms: 1.25x slower (+25%) - go: 493 ms +- 5 ms -> 619 ms +- 7 ms: 1.25x slower (+25%) - mako: 35.4 ms +- 1.5 ms -> 44.2 ms +- 1.2 ms: 1.25x slower (+25%) - sympy_expand: 959 ms +- 10 ms -> 1.19 sec +- 0.01 sec: 1.24x slower (+24%) - nqueens: 215 ms +- 2 ms -> 268 ms +- 1 ms: 1.24x slower (+24%) (...) Benchmark ran on speed-python with PGO+LTO, Linux configured for benchmarks using python3 -m perf system tune. ---------- _______________________________________ Python tracker <rep...@bugs.python.org> <http://bugs.python.org/issue28870> _______________________________________ _______________________________________________ Python-bugs-list mailing list Unsubscribe: https://mail.python.org/mailman/options/python-bugs-list/archive%40mail-archive.com
