Mirror of mitogen
You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
Go to file
David Wilson 1b909e8697 ansible: pin connection multiplexer to a single core
Nets a reliable 8% improvement in issue_140__thread_pileup.yml when
targetting 64 Docker containers on the same 8 core/16 thread machine.

Before:
    2294528.731458      task-clock (msec)         #    6.443 CPUs utilized
        10,429,745      context-switches          #    0.005 M/sec
         2,049,618      cpu-migrations            #    0.893 K/sec
         8,258,952      page-faults               #    0.004 M/sec
 5,532,719,253,824      cycles                    #    2.411 GHz                      (83.35%)
 4,001,276,805,120      stalled-cycles-frontend   #   72.32% frontend cycles idle     (83.30%)
 2,024,159,442,463      stalled-cycles-backend    #   36.59% backend cycles idle      (66.65%)
 3,267,471,616,230      instructions              #    0.59  insn per cycle
                                                  #    1.22  stalled cycles per insn  (83.35%)
   662,006,455,943      branches                  #  288.515 M/sec                    (83.33%)
    39,453,895,977      branch-misses             #    5.96% of all branches          (83.37%)

     356.148064576 seconds time elapsed

After:
    2208247.938562      task-clock (msec)         #    6.735 CPUs utilized
         8,489,840      context-switches          #    0.004 M/sec
         1,432,967      cpu-migrations            #    0.649 K/sec
         7,508,957      page-faults               #    0.003 M/sec
 5,477,293,750,357      cycles                    #    2.480 GHz                      (83.31%)
 3,984,360,350,811      stalled-cycles-frontend   #   72.74% frontend cycles idle     (83.32%)
 1,976,646,418,711      stalled-cycles-backend    #   36.09% backend cycles idle      (66.64%)
 3,196,197,480,792      instructions              #    0.58  insn per cycle
                                                  #    1.25  stalled cycles per insn  (83.36%)
   648,247,332,967      branches                  #  293.557 M/sec                    (83.35%)
    39,004,881,070      branch-misses             #    6.02% of all branches          (83.37%)

     327.876903668 seconds time elapsed
6 years ago
.ci ci: fix incorrect partition/rpartition from 8a4caea84f 6 years ago
.github github: tweak issue template. 6 years ago
ansible_mitogen ansible: pin connection multiplexer to a single core 6 years ago
docs Merge branch 'master' into cover-us 6 years ago
examples core: many docstring updates and an example substitute for Channel 6 years ago
mitogen utils: pad out reset_affinity() and integrate with detach_popen() 6 years ago
scripts misc: rename to scripts. tab completion!! 6 years ago
tests utils: pad out reset_affinity() and integrate with detach_popen() 6 years ago
.gitignore Add venvs/ to gitignore 6 years ago
.lgtm.yml compat: ignore LGTM checks on third party 7 years ago
.travis.yml issue #477: travis.yml typo. 6 years ago
LICENSE Add license text everywhere. 7 years ago
README.md Motivational shame badges back in README 6 years ago
dev_requirements.txt Split dev_requirements.txt up according to test mode. 6 years ago
preamble_size.py add --dump to preamble_size.py. 6 years ago
run_tests Allow independant control of coverage erase and reporting 6 years ago
setup.cfg Ignore another annoying flake8 message. 7 years ago
setup.py Drop 'alpha' trove classifier 6 years ago
tox.ini Aggregate code coverage data across tox all runs 6 years ago

README.md