On Sun, Sep 30, 2012 at 7:56 PM, Chris Leary <cdle...@acm.org> wrote: > On Sun, Sep 30, 2012 at 6:08 AM, Maciej Fijalkowski <fij...@gmail.com> wrote: >> at current svn version it plain doesn't work without seed data > > Yeah, the first step is that it has to generate seed data. Since it's > the same loop I'd hope that's good enough.
how do you do that? > > Python2.7 seems to run ~2 seconds faster on a ~minute length run. > > $ perf stat pypy malgen.py -O /tmp/ -o INITIAL.txt 0 5000000 1000000 21 > 0 Entity > 0 Events Generated > 500000 Events Generated > [..snip..] > > Performance counter stats for 'pypy malgen.py -O /tmp/ -o INITIAL.txt > 0 5000000 1000000 21': > > 65447.670235 task-clock # 0.931 CPUs utilized > 6,091 context-switches # 0.000 M/sec > 88 CPU-migrations # 0.000 M/sec > 39,751 page-faults # 0.001 M/sec > 187,721,401,361 cycles # 2.868 GHz > [83.34%] > 125,966,916,332 stalled-cycles-frontend # 67.10% frontend > cycles idle [83.33%] > 89,836,165,138 stalled-cycles-backend # 47.86% backend > cycles idle [66.63%] > 122,596,433,926 instructions # 0.65 insns per cycle > # 1.03 stalled cycles > per insn [83.30%] > 27,158,701,261 branches # 414.968 M/sec > [83.35%] > 1,309,172,455 branch-misses # 4.82% of all > branches [83.35%] > > 70.276668518 seconds time elapsed > > $ perf stat python2.7 malgen.py -O /tmp/ -o INITIAL.txt 0 5000000 1000000 21 > 0 Entity > 0 Events Generated > 500000 Events Generated > [..snip..] > > Performance counter stats for 'python2.7 malgen.py -O /tmp/ -o > INITIAL.txt 0 5000000 1000000 21': > > 67696.460942 task-clock # 0.991 CPUs utilized > 6,192 context-switches # 0.000 M/sec > 87 CPU-migrations # 0.000 M/sec > 4,168 page-faults # 0.000 M/sec > 194,918,427,158 cycles # 2.879 GHz > [83.34%] > 95,351,613,483 stalled-cycles-frontend # 48.92% frontend > cycles idle [83.32%] > 53,693,951,677 stalled-cycles-backend # 27.55% backend > cycles idle [66.68%] > 209,613,931,049 instructions # 1.08 insns per cycle > # 0.45 stalled cycles > per insn [83.35%] > 44,855,636,904 branches # 662.599 M/sec > [83.32%] > 1,687,165,902 branch-misses # 3.76% of all > branches [83.34%] > > 68.335222479 seconds time elapsed > > - Leary _______________________________________________ pypy-dev mailing list pypy-dev@python.org http://mail.python.org/mailman/listinfo/pypy-dev
