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pep-456-benchmarks / linux_core_i7 / benchmark_x86.txt

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Running 2to3...
Running call_method...
Running call_method_slots...
Running call_method_unknown...
Running call_simple...
Running chaos...
Running django_v2...
Running etree_generate...
Running etree_iterparse...
Running etree_parse...
Running etree_process...
Running fannkuch...
Running fastpickle...
Running fastunpickle...
Running float...
Running formatted_logging...
Running go...
Running iterative_count...
Running json_dump...
Running json_dump_v2...
Running json_load...
Running mako...
Running mako_v2...
Running meteor_contest...
Running nbody...
Running normal_startup...
Running nqueens...
Running pathlib...
Running pickle_dict...
Running pickle_list...
Running pidigits...
Running raytrace...
Running regex_compile...
Running regex_effbot...
Running regex_v8...
Running richards...
Running silent_logging...
Running simple_logging...
Running spectral_norm...
Running startup_nosite...
Running telco...
Running threaded_count...
Running unpack_sequence...
Running unpickle_list...

Report on Linux hamiller 3.8.0-27-generic #40-Ubuntu SMP Tue Jul 9 00:17:05 UTC 2013 x86_64 x86_64
Total CPU cores: 8

### 2to3 ###
0.448000 -> 0.436000: 1.03x faster

### call_method_slots ###
Min: 0.299064 -> 0.304719: 1.02x slower
Avg: 0.299719 -> 0.307145: 1.02x slower
Significant (t=-22.53)
Stddev: 0.00035 -> 0.00123: 3.4650x larger

### call_method_unknown ###
Min: 0.298281 -> 0.307129: 1.03x slower
Avg: 0.299436 -> 0.315722: 1.05x slower
Significant (t=-2.18)
Stddev: 0.00075 -> 0.02886: 38.2854x larger

### etree_parse ###
Min: 0.314291 -> 0.345861: 1.10x slower
Avg: 0.315767 -> 0.347710: 1.10x slower
Significant (t=-32.60)
Stddev: 0.00122 -> 0.00182: 1.4989x larger

### etree_process ###
Min: 0.228451 -> 0.238638: 1.04x slower
Avg: 0.230098 -> 0.240360: 1.04x slower
Significant (t=-8.18)
Stddev: 0.00147 -> 0.00239: 1.6258x larger

### fastunpickle ###
Min: 0.531929 -> 0.634376: 1.19x slower
Avg: 0.533108 -> 0.644847: 1.21x slower
Significant (t=-15.43)
Stddev: 0.00101 -> 0.01617: 15.9372x larger

### formatted_logging ###
Min: 0.291554 -> 0.280606: 1.04x faster
Avg: 0.293332 -> 0.281608: 1.04x faster
Significant (t=14.89)
Stddev: 0.00125 -> 0.00123: 1.0163x smaller

### mako ###
Min: 0.045454 -> 0.042928: 1.06x faster
Avg: 0.046221 -> 0.043719: 1.06x faster
Significant (t=24.94)
Stddev: 0.00035 -> 0.00036: 1.0352x larger

### normal_startup ###
Min: 0.274159 -> 0.287988: 1.05x slower
Avg: 0.275138 -> 0.295742: 1.07x slower
Significant (t=-2.73)
Stddev: 0.00120 -> 0.01681: 14.0008x larger

### pathlib ###
Min: 0.092780 -> 0.097705: 1.05x slower
Avg: 0.176089 -> 0.098978: 1.78x faster
Significant (t=2.72)
Stddev: 0.14180 -> 0.00058: 243.0141x smaller

### pickle_dict ###
Min: 0.520666 -> 0.502391: 1.04x faster
Avg: 0.522332 -> 0.504167: 1.04x faster
Significant (t=19.31)
Stddev: 0.00124 -> 0.00170: 1.3761x larger

### regex_effbot ###
Min: 0.054066 -> 0.055530: 1.03x slower
Avg: 0.054569 -> 0.055810: 1.02x slower
Significant (t=-6.99)
Stddev: 0.00031 -> 0.00025: 1.2063x smaller

### richards ###
Min: 0.182996 -> 0.187496: 1.02x slower
Avg: 0.183842 -> 0.187988: 1.02x slower
Significant (t=-8.68)
Stddev: 0.00095 -> 0.00048: 1.9640x smaller

### silent_logging ###
Min: 0.079408 -> 0.084697: 1.07x slower
Avg: 0.080627 -> 0.085217: 1.06x slower
Significant (t=-7.01)
Stddev: 0.00111 -> 0.00095: 1.1731x smaller

### simple_logging ###
Min: 0.276675 -> 0.288680: 1.04x slower
Avg: 0.280116 -> 0.291263: 1.04x slower
Significant (t=-7.84)
Stddev: 0.00248 -> 0.00198: 1.2517x smaller

### startup_nosite ###
Min: 0.166901 -> 0.176794: 1.06x slower
Avg: 0.168027 -> 0.179124: 1.07x slower
Significant (t=-6.67)
Stddev: 0.00086 -> 0.00519: 6.0351x larger

### unpack_sequence ###
Min: 0.000049 -> 0.000047: 1.04x faster
Avg: 0.000051 -> 0.000049: 1.05x faster
Significant (t=76.79)
Stddev: 0.00000 -> 0.00000: 1.3675x smaller

The following not significant results are hidden, use -v to show them:
call_method, call_simple, chaos, django_v2, etree_generate, etree_iterparse, fannkuch, fastpickle, float, go, iterative_count, json_dump, json_dump_v2, json_load, mako_v2, meteor_contest, nbody, nqueens, pickle_list, pidigits, raytrace, regex_compile, regex_v8, spectral_norm, telco, threaded_count, unpickle_list.