fork: python
ref: cf4c4ecc26c7e3b89f2e
machine: linux-x86_64
commit hash: cf4c4ec
commit date: 2025-02-01
overall geometric mean: 1.056x slower
HPT reliability: 99.97%
HPT 99th percentile: 1.04x slower
Memory change: 1.35x
Benchmarks with tag 'apps':
Benchmark
bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b
bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec
2to3
456 ms
562 ms: 1.23x slower
html5lib
88.9 ms
98.6 ms: 1.11x slower
Geometric mean
(ref)
1.12x slower
Benchmark hidden because not significant (1): docutils
Benchmarks with tag 'asyncio':
Benchmark
bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b
bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec
async_tree_io_tg
1.93 sec
801 ms: 2.41x faster
async_tree_io
1.85 sec
838 ms: 2.20x faster
async_tree_memoization
977 ms
511 ms: 1.91x faster
async_tree_memoization_tg
930 ms
506 ms: 1.84x faster
async_tree_none_tg
704 ms
383 ms: 1.84x faster
async_tree_none
741 ms
406 ms: 1.82x faster
async_tree_cpu_io_mixed_tg
1.10 sec
648 ms: 1.70x faster
async_tree_cpu_io_mixed
1.08 sec
795 ms: 1.36x faster
async_generators
589 ms
564 ms: 1.04x faster
asyncio_websockets
748 ms
817 ms: 1.09x slower
coroutines
29.5 ms
34.3 ms: 1.16x slower
asyncio_tcp_ssl
2.81 sec
3.50 sec: 1.25x slower
asyncio_tcp
923 ms
1.21 sec: 1.31x slower
Geometric mean
(ref)
1.39x faster
Benchmarks with tag 'math':
Benchmark
bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b
bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec
float
123 ms
108 ms: 1.14x faster
pidigits
250 ms
242 ms: 1.03x faster
nbody
119 ms
194 ms: 1.63x slower
Geometric mean
(ref)
1.11x slower
Benchmarks with tag 'regex':
Benchmark
bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b
bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec
regex_effbot
5.13 ms
4.48 ms: 1.15x faster
regex_v8
32.5 ms
36.0 ms: 1.11x slower
regex_dna
278 ms
310 ms: 1.11x slower
regex_compile
187 ms
211 ms: 1.13x slower
Geometric mean
(ref)
1.05x slower
Benchmarks with tag 'serialize':
Benchmark
bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b
bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec
pickle_dict
52.7 us
45.5 us: 1.16x faster
xml_etree_iterparse
169 ms
150 ms: 1.13x faster
pickle
16.4 us
17.4 us: 1.06x slower
pickle_pure_python
436 us
464 us: 1.07x slower
tomli_loads
2.88 sec
3.13 sec: 1.09x slower
unpickle_list
6.83 us
7.84 us: 1.15x slower
xml_etree_generate
127 ms
147 ms: 1.16x slower
json_dumps
14.3 ms
16.8 ms: 1.17x slower
unpickle_pure_python
300 us
357 us: 1.19x slower
xml_etree_process
83.7 ms
101 ms: 1.21x slower
json_loads
37.9 us
47.2 us: 1.25x slower
Geometric mean
(ref)
1.07x slower
Benchmark hidden because not significant (3): xml_etree_parse, unpickle, pickle_list
Benchmarks with tag 'startup':
Benchmark
bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b
bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec
python_startup_no_site
17.6 ms
19.6 ms: 1.12x slower
python_startup
23.7 ms
31.6 ms: 1.33x slower
Geometric mean
(ref)
1.22x slower
Benchmarks with tag 'template':
Benchmark
bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b
bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec
django_template
44.9 ms
56.1 ms: 1.25x slower
genshi_text
30.2 ms
38.3 ms: 1.27x slower
genshi_xml
67.6 ms
87.5 ms: 1.29x slower
mako
15.7 ms
23.5 ms: 1.50x slower
Geometric mean
(ref)
1.32x slower
Benchmark
bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b
bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec
async_tree_io_tg
1.93 sec
801 ms: 2.41x faster
async_tree_io
1.85 sec
838 ms: 2.20x faster
async_tree_memoization
977 ms
511 ms: 1.91x faster
async_tree_memoization_tg
930 ms
506 ms: 1.84x faster
async_tree_none_tg
704 ms
383 ms: 1.84x faster
async_tree_none
741 ms
406 ms: 1.82x faster
async_tree_cpu_io_mixed_tg
1.10 sec
648 ms: 1.70x faster
gc_traversal
5.86 ms
3.76 ms: 1.56x faster
async_tree_cpu_io_mixed
1.08 sec
795 ms: 1.36x faster
deepcopy
468 us
403 us: 1.16x faster
pickle_dict
52.7 us
45.5 us: 1.16x faster
regex_effbot
5.13 ms
4.48 ms: 1.15x faster
float
123 ms
108 ms: 1.14x faster
xml_etree_iterparse
169 ms
150 ms: 1.13x faster
pycparser
1.79 sec
1.66 sec: 1.08x faster
async_generators
589 ms
564 ms: 1.04x faster
pidigits
250 ms
242 ms: 1.03x faster
sqlite_synth
3.87 us
4.06 us: 1.05x slower
comprehensions
27.1 us
28.6 us: 1.05x slower
mdp
3.97 sec
4.21 sec: 1.06x slower
pickle
16.4 us
17.4 us: 1.06x slower
pickle_pure_python
436 us
464 us: 1.07x slower
generators
41.1 ms
44.0 ms: 1.07x slower
scimark_fft
500 ms
536 ms: 1.07x slower
sqlalchemy_declarative
218 ms
235 ms: 1.08x slower
tomli_loads
2.88 sec
3.13 sec: 1.09x slower
deepcopy_reduce
4.04 us
4.38 us: 1.09x slower
go
172 ms
187 ms: 1.09x slower
asyncio_websockets
748 ms
817 ms: 1.09x slower
sqlglot_normalize
157 ms
173 ms: 1.10x slower
regex_v8
32.5 ms
36.0 ms: 1.11x slower
html5lib
88.9 ms
98.6 ms: 1.11x slower
sympy_sum
222 ms
246 ms: 1.11x slower
deepcopy_memo
52.4 us
58.3 us: 1.11x slower
regex_dna
278 ms
310 ms: 1.11x slower
python_startup_no_site
17.6 ms
19.6 ms: 1.12x slower
pprint_safe_repr
967 ms
1.08 sec: 1.12x slower
regex_compile
187 ms
211 ms: 1.13x slower
logging_silent
139 ns
158 ns: 1.13x slower
scimark_monte_carlo
96.4 ms
110 ms: 1.14x slower
unpickle_list
6.83 us
7.84 us: 1.15x slower
bpe_tokeniser
6.59 sec
7.57 sec: 1.15x slower
xml_etree_generate
127 ms
147 ms: 1.16x slower
coroutines
29.5 ms
34.3 ms: 1.16x slower
nqueens
117 ms
136 ms: 1.17x slower
json
6.85 ms
8.00 ms: 1.17x slower
pprint_pformat
1.98 sec
2.32 sec: 1.17x slower
json_dumps
14.3 ms
16.8 ms: 1.17x slower
raytrace
408 ms
480 ms: 1.18x slower
scimark_lu
152 ms
180 ms: 1.18x slower
crypto_pyaes
107 ms
128 ms: 1.19x slower
scimark_sor
167 ms
198 ms: 1.19x slower
richards_super
72.8 ms
86.8 ms: 1.19x slower
unpickle_pure_python
300 us
357 us: 1.19x slower
xml_etree_process
83.7 ms
101 ms: 1.21x slower
unpack_sequence
60.2 ns
73.1 ns: 1.21x slower
sympy_integrate
29.8 ms
36.2 ms: 1.22x slower
fannkuch
540 ms
660 ms: 1.22x slower
2to3
456 ms
562 ms: 1.23x slower
scimark_sparse_mat_mult
6.70 ms
8.26 ms: 1.23x slower
sqlglot_transpile
2.34 ms
2.90 ms: 1.24x slower
json_loads
37.9 us
47.2 us: 1.25x slower
asyncio_tcp_ssl
2.81 sec
3.50 sec: 1.25x slower
sqlalchemy_imperative
24.7 ms
30.8 ms: 1.25x slower
typing_runtime_protocols
224 us
280 us: 1.25x slower
meteor_contest
146 ms
183 ms: 1.25x slower
django_template
44.9 ms
56.1 ms: 1.25x slower
telco
9.59 ms
12.0 ms: 1.25x slower
sympy_str
385 ms
483 ms: 1.25x slower
richards
60.3 ms
76.4 ms: 1.27x slower
genshi_text
30.2 ms
38.3 ms: 1.27x slower
chaos
84.9 ms
108 ms: 1.27x slower
sympy_expand
582 ms
741 ms: 1.27x slower
sqlglot_optimize
76.0 ms
97.0 ms: 1.28x slower
bench_thread_pool
3.48 ms
4.49 ms: 1.29x slower
genshi_xml
67.6 ms
87.5 ms: 1.29x slower
hexiom
8.27 ms
10.8 ms: 1.30x slower
asyncio_tcp
923 ms
1.21 sec: 1.31x slower
logging_format
9.59 us
12.6 us: 1.31x slower
python_startup
23.7 ms
31.6 ms: 1.33x slower
thrift
1.06 ms
1.45 ms: 1.37x slower
sqlglot_parse
1.79 ms
2.55 ms: 1.43x slower
coverage
95.4 ms
143 ms: 1.49x slower
mako
15.7 ms
23.5 ms: 1.50x slower
create_gc_cycles
1.94 ms
3.04 ms: 1.57x slower
nbody
119 ms
194 ms: 1.63x slower
deltablue
4.27 ms
7.02 ms: 1.65x slower
bench_mp_pool
20.7 ms
85.5 ms: 4.13x slower
Geometric mean
(ref)
1.09x slower
Benchmark hidden because not significant (10): xml_etree_parse, logging_simple, unpickle, dulwich_log, spectral_norm, docutils, pyflate, pathlib, pickle_list, pylint
Ignored benchmarks (7) of results/bm-20240906-3.12.6-a4a2d2b/bm-20240906-linux-x86_64-python-v3.12.6-3.12.6-a4a2d2b.json: aiohttp, chameleon, dask, flaskblogging, gunicorn, mypy2, tornado_http
Ignored benchmarks (6) of results/bm-20250201-3.14.0a4+-cf4c4ec-NOGIL/bm-20250201-linux-x86_64-python-cf4c4ecc26c7e3b89f2e-3.14.0a4+-cf4c4ec.json: connected_components, k_core, many_optionals, shortest_path, sphinx, subparsers
Geometric mean (including insignificant results): 1.056x slower
Reliability score: 99.97% likely to be slow
90% likely to have a slowdown of 1.08x
95% likely to have a slowdown of 1.06x
99% likely to have a slowdown of 1.04x