fork: brandtbucher
ref: no_underflow
machine: linux-x86_64
commit hash: c781896
commit date: 2025-02-07
overall geometric mean: 1.121x faster
HPT reliability: 100.00%
HPT 99th percentile: 1.06x faster
Memory change: 1.10x
Benchmarks with tag 'apps':
Benchmark
bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0
bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896
2to3
274 ms
259 ms: 1.06x faster
docutils
2.77 sec
2.65 sec: 1.04x faster
Geometric mean
(ref)
1.05x faster
Benchmarks with tag 'asyncio':
Benchmark
bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0
bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896
async_tree_io_tg
1.18 sec
627 ms: 1.89x faster
async_tree_io
1.16 sec
626 ms: 1.85x faster
async_tree_memoization_tg
575 ms
319 ms: 1.80x faster
async_tree_memoization
578 ms
325 ms: 1.78x faster
async_tree_none
472 ms
269 ms: 1.76x faster
async_tree_none_tg
450 ms
259 ms: 1.74x faster
async_tree_cpu_io_mixed_tg
726 ms
484 ms: 1.50x faster
async_tree_cpu_io_mixed
726 ms
494 ms: 1.47x faster
Geometric mean
(ref)
1.71x faster
Benchmarks with tag 'math':
Benchmark
bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0
bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896
float
84.7 ms
69.5 ms: 1.22x faster
nbody
97.0 ms
94.3 ms: 1.03x faster
pidigits
187 ms
186 ms: 1.01x faster
Geometric mean
(ref)
1.08x faster
Benchmarks with tag 'regex':
Benchmark
bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0
bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896
regex_compile
148 ms
125 ms: 1.18x faster
regex_effbot
3.61 ms
3.05 ms: 1.18x faster
regex_dna
212 ms
204 ms: 1.04x faster
regex_v8
23.1 ms
24.2 ms: 1.05x slower
Geometric mean
(ref)
1.09x faster
Benchmarks with tag 'serialize':
Benchmark
bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0
bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896
tomli_loads
2.33 sec
1.83 sec: 1.27x faster
xml_etree_parse
159 ms
137 ms: 1.16x faster
unpickle_pure_python
230 us
198 us: 1.16x faster
xml_etree_generate
89.2 ms
78.3 ms: 1.14x faster
xml_etree_process
61.7 ms
55.1 ms: 1.12x faster
xml_etree_iterparse
107 ms
96.4 ms: 1.11x faster
pickle_pure_python
324 us
320 us: 1.01x faster
json_loads
28.5 us
28.6 us: 1.00x slower
json_dumps
10.4 ms
11.7 ms: 1.12x slower
Geometric mean
(ref)
1.09x faster
Benchmarks with tag 'startup':
Benchmark
bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0
bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896
python_startup_no_site
6.94 ms
7.06 ms: 1.02x slower
python_startup
9.55 ms
12.8 ms: 1.34x slower
Geometric mean
(ref)
1.17x slower
Benchmarks with tag 'template':
Benchmark
bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0
bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896
mako
11.9 ms
9.91 ms: 1.20x faster
django_template
34.6 ms
32.0 ms: 1.08x faster
Geometric mean
(ref)
1.14x faster
Benchmark
bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0
bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896
async_tree_io_tg
1.18 sec
627 ms: 1.89x faster
async_tree_io
1.16 sec
626 ms: 1.85x faster
async_tree_memoization_tg
575 ms
319 ms: 1.80x faster
async_tree_memoization
578 ms
325 ms: 1.78x faster
async_tree_none
472 ms
269 ms: 1.76x faster
async_tree_none_tg
450 ms
259 ms: 1.74x faster
async_tree_cpu_io_mixed_tg
726 ms
484 ms: 1.50x faster
async_tree_cpu_io_mixed
726 ms
494 ms: 1.47x faster
deepcopy
371 us
258 us: 1.44x faster
deepcopy_memo
40.7 us
30.7 us: 1.33x faster
comprehensions
21.8 us
17.1 us: 1.28x faster
tomli_loads
2.33 sec
1.83 sec: 1.27x faster
spectral_norm
115 ms
92.0 ms: 1.25x faster
deepcopy_reduce
3.35 us
2.69 us: 1.24x faster
float
84.7 ms
69.5 ms: 1.22x faster
scimark_fft
382 ms
314 ms: 1.22x faster
pathlib
19.3 ms
16.0 ms: 1.21x faster
mako
11.9 ms
9.91 ms: 1.20x faster
regex_compile
148 ms
125 ms: 1.18x faster
regex_effbot
3.61 ms
3.05 ms: 1.18x faster
go
139 ms
118 ms: 1.18x faster
logging_format
7.23 us
6.19 us: 1.17x faster
xml_etree_parse
159 ms
137 ms: 1.16x faster
unpickle_pure_python
230 us
198 us: 1.16x faster
logging_simple
6.46 us
5.59 us: 1.16x faster
deltablue
3.72 ms
3.22 ms: 1.15x faster
crypto_pyaes
81.9 ms
71.1 ms: 1.15x faster
raytrace
312 ms
271 ms: 1.15x faster
chaos
67.0 ms
58.6 ms: 1.14x faster
xml_etree_generate
89.2 ms
78.3 ms: 1.14x faster
scimark_monte_carlo
75.1 ms
66.2 ms: 1.13x faster
async_generators
463 ms
409 ms: 1.13x faster
pyflate
482 ms
428 ms: 1.13x faster
sympy_sum
169 ms
150 ms: 1.13x faster
generators
31.2 ms
27.8 ms: 1.12x faster
sqlalchemy_declarative
147 ms
131 ms: 1.12x faster
xml_etree_process
61.7 ms
55.1 ms: 1.12x faster
sqlalchemy_imperative
18.7 ms
16.9 ms: 1.11x faster
xml_etree_iterparse
107 ms
96.4 ms: 1.11x faster
sympy_str
300 ms
273 ms: 1.10x faster
scimark_sparse_mat_mult
5.06 ms
4.61 ms: 1.10x faster
scimark_sor
129 ms
119 ms: 1.08x faster
django_template
34.6 ms
32.0 ms: 1.08x faster
sqlglot_parse
1.36 ms
1.27 ms: 1.07x faster
pprint_safe_repr
776 ms
723 ms: 1.07x faster
pprint_pformat
1.57 sec
1.47 sec: 1.07x faster
fannkuch
417 ms
390 ms: 1.07x faster
sympy_integrate
21.4 ms
20.0 ms: 1.07x faster
sqlglot_transpile
1.68 ms
1.58 ms: 1.07x faster
2to3
274 ms
259 ms: 1.06x faster
mdp
2.63 sec
2.49 sec: 1.06x faster
meteor_contest
112 ms
106 ms: 1.06x faster
richards
45.8 ms
43.5 ms: 1.05x faster
docutils
2.77 sec
2.65 sec: 1.04x faster
dulwich_log
68.5 ms
65.7 ms: 1.04x faster
regex_dna
212 ms
204 ms: 1.04x faster
sqlite_synth
2.83 us
2.72 us: 1.04x faster
sqlglot_normalize
110 ms
106 ms: 1.04x faster
richards_super
51.5 ms
49.7 ms: 1.04x faster
coroutines
23.2 ms
22.5 ms: 1.03x faster
nbody
97.0 ms
94.3 ms: 1.03x faster
scimark_lu
118 ms
115 ms: 1.03x faster
json
5.26 ms
5.13 ms: 1.02x faster
sqlglot_optimize
54.8 ms
53.6 ms: 1.02x faster
sympy_expand
478 ms
468 ms: 1.02x faster
pycparser
1.18 sec
1.16 sec: 1.01x faster
pickle_pure_python
324 us
320 us: 1.01x faster
hexiom
6.41 ms
6.35 ms: 1.01x faster
nqueens
83.3 ms
82.6 ms: 1.01x faster
pidigits
187 ms
186 ms: 1.01x faster
json_loads
28.5 us
28.6 us: 1.00x slower
typing_runtime_protocols
158 us
160 us: 1.01x slower
logging_silent
104 ns
106 ns: 1.02x slower
python_startup_no_site
6.94 ms
7.06 ms: 1.02x slower
bench_thread_pool
842 us
871 us: 1.03x slower
regex_v8
23.1 ms
24.2 ms: 1.05x slower
telco
7.10 ms
7.68 ms: 1.08x slower
json_dumps
10.4 ms
11.7 ms: 1.12x slower
coverage
72.7 ms
89.9 ms: 1.24x slower
gc_traversal
3.79 ms
4.94 ms: 1.30x slower
python_startup
9.55 ms
12.8 ms: 1.34x slower
create_gc_cycles
1.48 ms
2.46 ms: 1.67x slower
bench_mp_pool
24.0 ms
80.8 ms: 3.37x slower
Geometric mean
(ref)
1.10x faster
Benchmark hidden because not significant (1): asyncio_websockets
Ignored benchmarks (14) of results/bm-20231002-3.12.0-0fb18b0/bm-20231002-linux-x86_64-python-v3.12.0-3.12.0-0fb18b0.json: aiohttp, asyncio_tcp, asyncio_tcp_ssl, chameleon, dask, gunicorn, mypy2, pickle, pickle_dict, pickle_list, tornado_http, unpack_sequence, unpickle, unpickle_list
Ignored benchmarks (12) of results/bm-20250207-3.14.0a4+-c781896-JIT/bm-20250207-linux-x86_64-brandtbucher-no_underflow-3.14.0a4+-c781896.json: bpe_tokeniser, connected_components, genshi_text, genshi_xml, html5lib, k_core, many_optionals, pylint, shortest_path, sphinx, subparsers, thrift
Geometric mean (including insignificant results): 1.121x faster
Reliability score: 100.00% likely to be faster
90% likely to have a speedup of 1.07x
95% likely to have a speedup of 1.07x
99% likely to have a speedup of 1.06x