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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
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7 years ago | |
|---|---|---|
| .ci | 7 years ago | |
| .github | 7 years ago | |
| ansible_mitogen | 7 years ago | |
| docs | 7 years ago | |
| examples | 7 years ago | |
| mitogen | 7 years ago | |
| scripts | 7 years ago | |
| tests | 7 years ago | |
| .gitignore | 7 years ago | |
| .lgtm.yml | 8 years ago | |
| .travis.yml | 7 years ago | |
| LICENSE | 8 years ago | |
| README.md | 7 years ago | |
| dev_requirements.txt | 7 years ago | |
| preamble_size.py | 7 years ago | |
| run_tests | 7 years ago | |
| setup.cfg | 8 years ago | |
| setup.py | 7 years ago | |
| tox.ini | 7 years ago | |
