$ hg id
17c9f1627baf+ tip

$ ../benchmarks/perf.py -b 2n3 python_original python_setalloc
Running call_method...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_call_method.py -n 150
INFO:root:Running python_original ../benchmarks/performance/bm_call_method.py -n 150
Running call_method_slots...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_call_method_slots.py -n 150
INFO:root:Running python_original ../benchmarks/performance/bm_call_method_slots.py -n 150
Running call_method_unknown...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_call_method_unknown.py -n 150
INFO:root:Running python_original ../benchmarks/performance/bm_call_method_unknown.py -n 150
Running call_simple...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_call_simple.py -n 150
INFO:root:Running python_original ../benchmarks/performance/bm_call_simple.py -n 150
Running chaos...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_chaos.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_chaos.py -n 50
Running django_v2...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_django_v2.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_django_v2.py -n 50
Running fannkuch...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_fannkuch.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_fannkuch.py -n 50
Running fastpickle...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_pickle.py -n 50 --use_cpickle pickle
INFO:root:Running python_original ../benchmarks/performance/bm_pickle.py -n 50 --use_cpickle pickle
Running fastunpickle...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_pickle.py -n 50 --use_cpickle unpickle
INFO:root:Running python_original ../benchmarks/performance/bm_pickle.py -n 50 --use_cpickle unpickle
Running float...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_float.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_float.py -n 50
Running formatted_logging...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_logging.py -n 50 formatted_output
INFO:root:Running python_original ../benchmarks/performance/bm_logging.py -n 50 formatted_output
Running go...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_go.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_go.py -n 50
Running hexiom2...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_hexiom2.py -n 2
INFO:root:Running python_original ../benchmarks/performance/bm_hexiom2.py -n 2
Running iterative_count...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_threading.py -n 50 iterative_count
INFO:root:Running python_original ../benchmarks/performance/bm_threading.py -n 50 iterative_count
Running json_dump_v2...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_json_v2.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_json_v2.py -n 50
Running json_load...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_json.py -n 50 json_load
INFO:root:Running python_original ../benchmarks/performance/bm_json.py -n 50 json_load
Running meteor_contest...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_meteor_contest.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_meteor_contest.py -n 50
Running nbody...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_nbody.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_nbody.py -n 50
Running normal_startup...
INFO:root:Running `['python_setalloc', '-c', '']` 1000 times
INFO:root:Running `['python_original', '-c', '']` 1000 times
Running nqueens...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_nqueens.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_nqueens.py -n 50
Running pathlib...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_pathlib.py -n 500
INFO:root:Running python_original ../benchmarks/performance/bm_pathlib.py -n 500
Running pidigits...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_pidigits.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_pidigits.py -n 50
Running raytrace...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_raytrace.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_raytrace.py -n 50
Running regex_compile...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_regex_compile.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_regex_compile.py -n 50
Running regex_effbot...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_regex_effbot.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_regex_effbot.py -n 50
Running regex_v8...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_regex_v8.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_regex_v8.py -n 50
Running richards...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_richards.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_richards.py -n 50
Running silent_logging...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_logging.py -n 50 no_output
INFO:root:Running python_original ../benchmarks/performance/bm_logging.py -n 50 no_output
Running simple_logging...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_logging.py -n 50 simple_output
INFO:root:Running python_original ../benchmarks/performance/bm_logging.py -n 50 simple_output
Running spectral_norm...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_spectral_norm.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_spectral_norm.py -n 50
Running startup_nosite...
INFO:root:Running `['python_setalloc', '-S', '-c', '']` 2000 times
INFO:root:Running `['python_original', '-S', '-c', '']` 2000 times
Running telco...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_telco.py -n 50
INFO:root:Running python_original ../benchmarks/performance/bm_telco.py -n 50
Running threaded_count...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_threading.py -n 50 threaded_count
INFO:root:Running python_original ../benchmarks/performance/bm_threading.py -n 50 threaded_count
Running unpack_sequence...
INFO:root:Running python_setalloc ../benchmarks/performance/bm_unpack_sequence.py -n 50000
INFO:root:Running python_original ../benchmarks/performance/bm_unpack_sequence.py -n 50000

Report on Linux DSK000552 3.2.0-45-generic-pae #70-Ubuntu SMP Wed May 29 20:31:05 UTC 2013 i686 i686
Total CPU cores: 4

### call_method_unknown ###
Min: 0.325759 -> 0.314312: 1.04x faster
Avg: 0.326603 -> 0.315165: 1.04x faster
Significant (t=115.56)
Stddev: 0.00101 -> 0.00067: 1.5152x smaller

### float ###
Min: 0.298738 -> 0.294862: 1.01x faster
Avg: 0.310603 -> 0.300048: 1.04x faster
Significant (t=3.66)
Stddev: 0.02013 -> 0.00336: 5.9841x smaller

### hexiom2 ###
Min: 134.998561 -> 130.514728: 1.03x faster
Avg: 135.024076 -> 130.518067: 1.03x faster
Significant (t=175.10)
Stddev: 0.03608 -> 0.00472: 7.6433x smaller

### iterative_count ###
Min: 0.133259 -> 0.136194: 1.02x slower
Avg: 0.133985 -> 0.140607: 1.05x slower
Significant (t=-2.99)
Stddev: 0.00104 -> 0.01564: 15.1080x larger

### json_load ###
Min: 0.460105 -> 0.472533: 1.03x slower
Avg: 0.461766 -> 0.474442: 1.03x slower
Significant (t=-44.55)
Stddev: 0.00102 -> 0.00173: 1.7002x larger

### meteor_contest ###
Min: 0.196714 -> 0.201647: 1.03x slower
Avg: 0.198286 -> 0.202996: 1.02x slower
Significant (t=-22.40)
Stddev: 0.00138 -> 0.00055: 2.5168x smaller

### pathlib ###
Min: 0.117151 -> 0.114019: 1.03x faster
Avg: 0.118084 -> 0.114757: 1.03x faster
Significant (t=72.58)
Stddev: 0.00053 -> 0.00050: 1.0658x smaller

### regex_compile ###
Min: 0.410076 -> 0.395809: 1.04x faster
Avg: 0.418842 -> 0.399673: 1.05x faster
Significant (t=10.40)
Stddev: 0.01058 -> 0.00760: 1.3924x smaller

### richards ###
Min: 0.204947 -> 0.192873: 1.06x faster
Avg: 0.208729 -> 0.195695: 1.07x faster
Significant (t=19.06)
Stddev: 0.00421 -> 0.00238: 1.7717x smaller

### silent_logging ###
Min: 0.081866 -> 0.075911: 1.08x faster
Avg: 0.085342 -> 0.077347: 1.10x faster
Significant (t=12.09)
Stddev: 0.00453 -> 0.00117: 3.8666x smaller

### spectral_norm ###
Min: 0.332638 -> 0.323187: 1.03x faster
Avg: 0.334681 -> 0.327450: 1.02x faster
Significant (t=29.36)
Stddev: 0.00105 -> 0.00139: 1.3312x larger

### startup_nosite ###
Min: 0.401964 -> 0.419005: 1.04x slower
Avg: 0.444805 -> 0.456754: 1.03x slower
Significant (t=-5.28)
Stddev: 0.01326 -> 0.01833: 1.3828x larger

### threaded_count ###
Min: 0.297519 -> 0.308912: 1.04x slower
Avg: 0.363765 -> 0.378004: 1.04x slower
Significant (t=-2.33)
Stddev: 0.02984 -> 0.03113: 1.0431x larger

### unpack_sequence ###
Min: 0.000046 -> 0.000046: 1.01x slower
Avg: 0.000047 -> 0.000050: 1.07x slower
Significant (t=-191.08)
Stddev: 0.00000 -> 0.00000: 1.1046x larger

The following not significant results are hidden, use -v to show them:
call_method, call_method_slots, call_simple, chaos, django_v2, fannkuch, fastpickle, fastunpickle, formatted_logging, go, json_dump_v2, nbody, normal_startup, nqueens, pidigits, raytrace, regex_effbot, regex_v8, simple_logging, telco.