INADA Naoki added the comment:
# microbench
https://gist.github.com/methane/db16224a99d12ad4ed170cf3bd45b819
Slower (2):
- fromkeys_str: 3.85 us +- 0.07 us -> 4.09 us +- 0.09 us: 1.06x slower (+6%)
- fromkeys_int: 4.24 us +- 0.13 us -> 4.48 us +- 0.16 us: 1.06x slower (+6%)
Faster (2):
- unicode_nodummy_6: 604 ns +- 37 ns -> 577 ns +- 8 ns: 1.05x faster (-4%)
- unicode_nodummy_5: 626 ns +- 31 ns -> 600 ns +- 21 ns: 1.04x faster (-4%)
Benchmark hidden because not significant (1): unicode_split
# pyperformance
Slower (10):
- xml_etree_iterparse: 191 ms +- 5 ms -> 200 ms +- 5 ms: 1.05x slower (+5%)
- pickle_list: 7.80 us +- 0.19 us -> 8.08 us +- 0.24 us: 1.04x slower (+4%)
- unpack_sequence: 116 ns +- 5 ns -> 119 ns +- 4 ns: 1.03x slower (+3%)
- meteor_contest: 183 ms +- 3 ms -> 187 ms +- 2 ms: 1.02x slower (+2%)
- logging_silent: 330 ns +- 6 ns -> 336 ns +- 5 ns: 1.02x slower (+2%)
- sqlite_synth: 8.65 us +- 0.16 us -> 8.78 us +- 0.14 us: 1.02x slower (+2%)
- sympy_sum: 172 ms +- 1 ms -> 174 ms +- 1 ms: 1.01x slower (+1%)
- json_dumps: 27.0 ms +- 0.4 ms -> 27.3 ms +- 0.3 ms: 1.01x slower (+1%)
- pickle_dict: 65.1 us +- 1.9 us -> 65.8 us +- 1.7 us: 1.01x slower (+1%)
- pickle: 20.4 us +- 0.3 us -> 20.6 us +- 0.2 us: 1.01x slower (+1%)
Faster (20):
- nbody: 287 ms +- 4 ms -> 231 ms +- 6 ms: 1.24x faster (-19%)
- scimark_sparse_mat_mult: 8.94 ms +- 1.35 ms -> 8.26 ms +- 0.36 ms: 1.08x
faster (-8%)
- chaos: 248 ms +- 3 ms -> 229 ms +- 2 ms: 1.08x faster (-8%)
- pickle_pure_python: 1.01 ms +- 0.02 ms -> 953 us +- 13 us: 1.06x faster (-5%)
- scimark_fft: 689 ms +- 22 ms -> 654 ms +- 14 ms: 1.05x faster (-5%)
- regex_v8: 41.5 ms +- 1.8 ms -> 39.8 ms +- 0.2 ms: 1.04x faster (-4%)
- xml_etree_parse: 279 ms +- 12 ms -> 271 ms +- 10 ms: 1.03x faster (-3%)
- chameleon: 23.2 ms +- 0.5 ms -> 22.6 ms +- 0.5 ms: 1.03x faster (-2%)
- dulwich_log: 146 ms +- 2 ms -> 143 ms +- 1 ms: 1.02x faster (-2%)
- unpickle_pure_python: 725 us +- 15 us -> 709 us +- 15 us: 1.02x faster (-2%)
- nqueens: 211 ms +- 3 ms -> 206 ms +- 2 ms: 1.02x faster (-2%)
- json_loads: 56.6 us +- 2.6 us -> 55.7 us +- 0.4 us: 1.02x faster (-2%)
- 2to3: 636 ms +- 3 ms -> 625 ms +- 4 ms: 1.02x faster (-2%)
- richards: 148 ms +- 4 ms -> 145 ms +- 2 ms: 1.02x faster (-2%)
- spectral_norm: 253 ms +- 9 ms -> 250 ms +- 5 ms: 1.01x faster (-1%)
- xml_etree_generate: 203 ms +- 5 ms -> 201 ms +- 4 ms: 1.01x faster (-1%)
- html5lib: 194 ms +- 6 ms -> 191 ms +- 6 ms: 1.01x faster (-1%)
- sqlalchemy_imperative: 55.0 ms +- 1.7 ms -> 54.3 ms +- 1.7 ms: 1.01x faster
(-1%)
- sqlalchemy_declarative: 285 ms +- 3 ms -> 281 ms +- 3 ms: 1.01x faster (-1%)
- genshi_xml: 171 ms +- 2 ms -> 169 ms +- 2 ms: 1.01x faster (-1%)
Benchmark hidden because not significant (30): ...
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Python tracker <rep...@bugs.python.org>
<http://bugs.python.org/issue29304>
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