Running OpenMP benchmark version 3.0 1 thread(s) 20 outer repetitions 1000.00 test time (microseconds) 26 delay length (iterations) 0.100000 delay time (microseconds) -------------------------------------------------------- Threads: 1 Computing reference time 1 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 1 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 1 Computing PARALLEL time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.059842 1.059749 1.059893 0.000037 0 PARALLEL time = 1.059842 microseconds +/- 0.000073, mean cycles = 1059 PARALLEL overhead = 0.942824 microseconds +/- 0.000074, mean cycles = 942 -------------------------------------------------------- Threads: 1 Computing FOR time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.921270 1.920733 1.923097 0.000770 0 FOR time = 1.921270 microseconds +/- 0.001509, mean cycles = 1921 FOR overhead = 1.804252 microseconds +/- 0.001510, mean cycles = 1804 -------------------------------------------------------- Threads: 1 Computing PARALLEL FOR time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.207475 1.207426 1.207525 0.000025 0 PARALLEL FOR time = 1.207475 microseconds +/- 0.000048, mean cycles = 1207 PARALLEL FOR overhead = 1.090457 microseconds +/- 0.000050, mean cycles = 1090 -------------------------------------------------------- Threads: 1 Computing BARRIER time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.722069 1.721248 1.727477 0.001464 1 BARRIER time = 1.722069 microseconds +/- 0.002869, mean cycles = 1722 BARRIER overhead = 1.605051 microseconds +/- 0.002871, mean cycles = 1605 -------------------------------------------------------- Threads: 1 Computing SINGLE time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.680365 2.679973 2.680669 0.000245 0 SINGLE time = 2.680365 microseconds +/- 0.000480, mean cycles = 2680 SINGLE overhead = 2.563347 microseconds +/- 0.000481, mean cycles = 2563 -------------------------------------------------------- Threads: 1 Computing CRITICAL time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.655303 2.655220 2.655372 0.000047 0 CRITICAL time = 2.655303 microseconds +/- 0.000091, mean cycles = 2655 CRITICAL overhead = 2.538285 microseconds +/- 0.000093, mean cycles = 2538 -------------------------------------------------------- Threads: 1 Computing LOCK/UNLOCK time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.247904 3.247575 3.248278 0.000173 0 LOCK/UNLOCK time = 3.247904 microseconds +/- 0.000339, mean cycles = 3248 LOCK/UNLOCK overhead = 3.130885 microseconds +/- 0.000340, mean cycles = 3131 -------------------------------------------------------- Threads: 1 Computing ORDERED time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.595613 2.595513 2.595686 0.000044 0 ORDERED time = 2.595613 microseconds +/- 0.000085, mean cycles = 2596 ORDERED overhead = 2.478595 microseconds +/- 0.000087, mean cycles = 2479 -------------------------------------------------------- Threads: 1 Computing reference time 2 time using 655360 reps Sample_size Average Min Max S.D. Outliers 20 0.004001 0.004001 0.004001 0.000000 0 reference time 2 time = 0.004001 microseconds +/- 0.000000 mean cycles = 4 -------------------------------------------------------- Threads: 1 Computing ATOMIC time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.525881 2.525786 2.525945 0.000042 0 ATOMIC time = 2.525881 microseconds +/- 0.000083, mean cycles = 2526 ATOMIC overhead = 2.521881 microseconds +/- 0.000083, mean cycles = 2522 -------------------------------------------------------- Threads: 1 Computing reference time 3 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 3 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 1 Computing REDUCTION time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.563366 3.559178 3.567547 0.004123 0 REDUCTION time = 3.563366 microseconds +/- 0.008082, mean cycles = 3564 REDUCTION overhead = 3.446348 microseconds +/- 0.008083, mean cycles = 3447 Running OpenMP benchmark version 3.0 2 thread(s) 20 outer repetitions 1000.00 test time (microseconds) 26 delay length (iterations) 0.100000 delay time (microseconds) -------------------------------------------------------- Threads: 2 Computing reference time 1 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 1 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 2 Computing PARALLEL time using 640 reps Sample_size Average Min Max S.D. Outliers 20 5.585338 5.583128 5.588791 0.001714 0 PARALLEL time = 5.585338 microseconds +/- 0.003359, mean cycles = 5585 PARALLEL overhead = 5.468319 microseconds +/- 0.003361, mean cycles = 5468 -------------------------------------------------------- Threads: 2 Computing FOR time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.077540 2.074889 2.082720 0.002170 0 FOR time = 2.077540 microseconds +/- 0.004253, mean cycles = 2077 FOR overhead = 1.960522 microseconds +/- 0.004255, mean cycles = 1960 -------------------------------------------------------- Threads: 2 Computing PARALLEL FOR time using 640 reps Sample_size Average Min Max S.D. Outliers 20 5.833653 5.825503 5.848056 0.004669 1 PARALLEL FOR time = 5.833653 microseconds +/- 0.009151, mean cycles = 5834 PARALLEL FOR overhead = 5.716635 microseconds +/- 0.009153, mean cycles = 5717 -------------------------------------------------------- Threads: 2 Computing BARRIER time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.884255 1.881975 1.890247 0.002376 0 BARRIER time = 1.884255 microseconds +/- 0.004656, mean cycles = 1884 BARRIER overhead = 1.767237 microseconds +/- 0.004658, mean cycles = 1767 -------------------------------------------------------- Threads: 2 Computing SINGLE time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.731013 2.687625 2.749788 0.027111 0 SINGLE time = 2.731013 microseconds +/- 0.053138, mean cycles = 2731 SINGLE overhead = 2.613995 microseconds +/- 0.053140, mean cycles = 2614 -------------------------------------------------------- Threads: 2 Computing CRITICAL time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.402575 1.395294 1.412257 0.008248 0 CRITICAL time = 1.402575 microseconds +/- 0.016165, mean cycles = 1402 CRITICAL overhead = 1.285557 microseconds +/- 0.016167, mean cycles = 1285 -------------------------------------------------------- Threads: 2 Computing LOCK/UNLOCK time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.864586 1.864473 1.864787 0.000085 0 LOCK/UNLOCK time = 1.864586 microseconds +/- 0.000166, mean cycles = 1865 LOCK/UNLOCK overhead = 1.747567 microseconds +/- 0.000168, mean cycles = 1748 -------------------------------------------------------- Threads: 2 Computing ORDERED time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.306332 3.295553 3.317913 0.005878 0 ORDERED time = 3.306332 microseconds +/- 0.011520, mean cycles = 3307 ORDERED overhead = 3.189314 microseconds +/- 0.011522, mean cycles = 3190 -------------------------------------------------------- Threads: 2 Computing reference time 2 time using 655360 reps Sample_size Average Min Max S.D. Outliers 20 0.004001 0.004001 0.004001 0.000000 0 reference time 2 time = 0.004001 microseconds +/- 0.000000 mean cycles = 4 -------------------------------------------------------- Threads: 2 Computing ATOMIC time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.397373 1.397320 1.397405 0.000022 0 ATOMIC time = 1.397373 microseconds +/- 0.000043, mean cycles = 1397 ATOMIC overhead = 1.393373 microseconds +/- 0.000043, mean cycles = 1393 -------------------------------------------------------- Threads: 2 Computing reference time 3 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 3 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 2 Computing REDUCTION time using 320 reps Sample_size Average Min Max S.D. Outliers 20 8.270118 8.259981 8.279244 0.004865 0 REDUCTION time = 8.270118 microseconds +/- 0.009535, mean cycles = 8271 REDUCTION overhead = 8.153100 microseconds +/- 0.009537, mean cycles = 8154 Running OpenMP benchmark version 3.0 3 thread(s) 20 outer repetitions 1000.00 test time (microseconds) 26 delay length (iterations) 0.100000 delay time (microseconds) -------------------------------------------------------- Threads: 3 Computing reference time 1 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 1 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 3 Computing PARALLEL time using 640 reps Sample_size Average Min Max S.D. Outliers 20 5.819970 5.818516 5.823234 0.001265 0 PARALLEL time = 5.819970 microseconds +/- 0.002479, mean cycles = 5820 PARALLEL overhead = 5.702951 microseconds +/- 0.002481, mean cycles = 5703 -------------------------------------------------------- Threads: 3 Computing FOR time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.225003 2.222820 2.232733 0.002196 1 FOR time = 2.225003 microseconds +/- 0.004304, mean cycles = 2225 FOR overhead = 2.107985 microseconds +/- 0.004305, mean cycles = 2108 -------------------------------------------------------- Threads: 3 Computing PARALLEL FOR time using 640 reps Sample_size Average Min Max S.D. Outliers 20 6.059567 6.050641 6.065444 0.004029 0 PARALLEL FOR time = 6.059567 microseconds +/- 0.007897, mean cycles = 6060 PARALLEL FOR overhead = 5.942549 microseconds +/- 0.007898, mean cycles = 5943 -------------------------------------------------------- Threads: 3 Computing BARRIER time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.029729 2.028578 2.036858 0.001773 1 BARRIER time = 2.029729 microseconds +/- 0.003476, mean cycles = 2029 BARRIER overhead = 1.912711 microseconds +/- 0.003477, mean cycles = 1912 -------------------------------------------------------- Threads: 3 Computing SINGLE time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.866747 2.846355 2.874797 0.009125 0 SINGLE time = 2.866747 microseconds +/- 0.017885, mean cycles = 2866 SINGLE overhead = 2.749729 microseconds +/- 0.017886, mean cycles = 2749 -------------------------------------------------------- Threads: 3 Computing CRITICAL time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.401200 1.394692 1.478257 0.018851 1 CRITICAL time = 1.401200 microseconds +/- 0.036947, mean cycles = 1400 CRITICAL overhead = 1.284182 microseconds +/- 0.036949, mean cycles = 1283 -------------------------------------------------------- Threads: 3 Computing LOCK/UNLOCK time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.988831 1.876412 2.113611 0.081642 0 LOCK/UNLOCK time = 1.988831 microseconds +/- 0.160019, mean cycles = 1988 LOCK/UNLOCK overhead = 1.871813 microseconds +/- 0.160020, mean cycles = 1871 -------------------------------------------------------- Threads: 3 Computing ORDERED time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.310024 3.305519 3.315800 0.003661 0 ORDERED time = 3.310024 microseconds +/- 0.007176, mean cycles = 3310 ORDERED overhead = 3.193005 microseconds +/- 0.007178, mean cycles = 3193 -------------------------------------------------------- Threads: 3 Computing reference time 2 time using 655360 reps Sample_size Average Min Max S.D. Outliers 20 0.004001 0.004001 0.004001 0.000000 0 reference time 2 time = 0.004001 microseconds +/- 0.000000 mean cycles = 4 -------------------------------------------------------- Threads: 3 Computing ATOMIC time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.354010 1.352858 1.355841 0.001180 0 ATOMIC time = 1.354010 microseconds +/- 0.002313, mean cycles = 1353 ATOMIC overhead = 1.350009 microseconds +/- 0.002313, mean cycles = 1349 -------------------------------------------------------- Threads: 3 Computing reference time 3 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 3 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 3 Computing REDUCTION time using 320 reps Sample_size Average Min Max S.D. Outliers 20 9.771400 9.762087 9.781500 0.005036 0 REDUCTION time = 9.771400 microseconds +/- 0.009871, mean cycles = 9773 REDUCTION overhead = 9.654382 microseconds +/- 0.009873, mean cycles = 9656 Running OpenMP benchmark version 3.0 4 thread(s) 20 outer repetitions 1000.00 test time (microseconds) 26 delay length (iterations) 0.100000 delay time (microseconds) -------------------------------------------------------- Threads: 4 Computing reference time 1 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 1 time = 0.117018 microseconds +/- 0.000001 mean cycles = 117 -------------------------------------------------------- Threads: 4 Computing PARALLEL time using 640 reps Sample_size Average Min Max S.D. Outliers 20 6.056951 6.053416 6.060103 0.002065 0 PARALLEL time = 6.056951 microseconds +/- 0.004047, mean cycles = 6057 PARALLEL overhead = 5.939933 microseconds +/- 0.004049, mean cycles = 5940 -------------------------------------------------------- Threads: 4 Computing FOR time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.373155 2.366277 2.384739 0.006521 0 FOR time = 2.373155 microseconds +/- 0.012781, mean cycles = 2373 FOR overhead = 2.256137 microseconds +/- 0.012783, mean cycles = 2256 -------------------------------------------------------- Threads: 4 Computing PARALLEL FOR time using 640 reps Sample_size Average Min Max S.D. Outliers 20 6.186251 6.182666 6.193269 0.002511 0 PARALLEL FOR time = 6.186251 microseconds +/- 0.004921, mean cycles = 6186 PARALLEL FOR overhead = 6.069233 microseconds +/- 0.004923, mean cycles = 6069 -------------------------------------------------------- Threads: 4 Computing BARRIER time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.180477 2.176070 2.190273 0.005141 0 BARRIER time = 2.180477 microseconds +/- 0.010076, mean cycles = 2180 BARRIER overhead = 2.063459 microseconds +/- 0.010078, mean cycles = 2063 -------------------------------------------------------- Threads: 4 Computing SINGLE time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.976714 2.970547 2.984936 0.004177 0 SINGLE time = 2.976714 microseconds +/- 0.008186, mean cycles = 2976 SINGLE overhead = 2.859696 microseconds +/- 0.008188, mean cycles = 2859 -------------------------------------------------------- Threads: 4 Computing CRITICAL time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.427155 1.394809 1.476102 0.025281 0 CRITICAL time = 1.427155 microseconds +/- 0.049550, mean cycles = 1427 CRITICAL overhead = 1.310137 microseconds +/- 0.049551, mean cycles = 1310 -------------------------------------------------------- Threads: 4 Computing LOCK/UNLOCK time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.860653 1.842442 1.883656 0.014441 0 LOCK/UNLOCK time = 1.860653 microseconds +/- 0.028304, mean cycles = 1860 LOCK/UNLOCK overhead = 1.743635 microseconds +/- 0.028305, mean cycles = 1743 -------------------------------------------------------- Threads: 4 Computing ORDERED time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.312502 3.304959 3.321581 0.004326 0 ORDERED time = 3.312502 microseconds +/- 0.008479, mean cycles = 3313 ORDERED overhead = 3.195484 microseconds +/- 0.008480, mean cycles = 3196 -------------------------------------------------------- Threads: 4 Computing reference time 2 time using 655360 reps Sample_size Average Min Max S.D. Outliers 20 0.004001 0.004001 0.004001 0.000000 0 reference time 2 time = 0.004001 microseconds +/- 0.000000 mean cycles = 4 -------------------------------------------------------- Threads: 4 Computing ATOMIC time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.711760 1.710056 1.715572 0.001771 0 ATOMIC time = 1.711760 microseconds +/- 0.003470, mean cycles = 1711 ATOMIC overhead = 1.707759 microseconds +/- 0.003470, mean cycles = 1707 -------------------------------------------------------- Threads: 4 Computing reference time 3 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 3 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 4 Computing REDUCTION time using 320 reps Sample_size Average Min Max S.D. Outliers 20 11.328404 11.323000 11.337756 0.003746 0 REDUCTION time = 11.328404 microseconds +/- 0.007342, mean cycles = 11330 REDUCTION overhead = 11.211386 microseconds +/- 0.007343, mean cycles = 11213 Running OpenMP benchmark version 3.0 5 thread(s) 20 outer repetitions 1000.00 test time (microseconds) 26 delay length (iterations) 0.100000 delay time (microseconds) -------------------------------------------------------- Threads: 5 Computing reference time 1 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 1 time = 0.117018 microseconds +/- 0.000001 mean cycles = 117 -------------------------------------------------------- Threads: 5 Computing PARALLEL time using 640 reps Sample_size Average Min Max S.D. Outliers 20 6.196515 6.188159 6.204772 0.004221 0 PARALLEL time = 6.196515 microseconds +/- 0.008273, mean cycles = 6197 PARALLEL overhead = 6.079497 microseconds +/- 0.008274, mean cycles = 6080 -------------------------------------------------------- Threads: 5 Computing FOR time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.528982 2.523859 2.543095 0.004844 0 FOR time = 2.528982 microseconds +/- 0.009495, mean cycles = 2529 FOR overhead = 2.411964 microseconds +/- 0.009496, mean cycles = 2412 -------------------------------------------------------- Threads: 5 Computing PARALLEL FOR time using 320 reps Sample_size Average Min Max S.D. Outliers 20 6.432599 6.426756 6.438325 0.002753 0 PARALLEL FOR time = 6.432599 microseconds +/- 0.005396, mean cycles = 6434 PARALLEL FOR overhead = 6.315581 microseconds +/- 0.005397, mean cycles = 6317 -------------------------------------------------------- Threads: 5 Computing BARRIER time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.338413 2.333514 2.349305 0.005609 0 BARRIER time = 2.338413 microseconds +/- 0.010994, mean cycles = 2338 BARRIER overhead = 2.221395 microseconds +/- 0.010996, mean cycles = 2221 -------------------------------------------------------- Threads: 5 Computing SINGLE time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.132868 3.126409 3.144072 0.004611 0 SINGLE time = 3.132868 microseconds +/- 0.009037, mean cycles = 3133 SINGLE overhead = 3.015851 microseconds +/- 0.009038, mean cycles = 3016 -------------------------------------------------------- Threads: 5 Computing CRITICAL time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.418253 1.418191 1.418310 0.000029 0 CRITICAL time = 1.418253 microseconds +/- 0.000058, mean cycles = 1418 CRITICAL overhead = 1.301235 microseconds +/- 0.000059, mean cycles = 1301 -------------------------------------------------------- Threads: 5 Computing LOCK/UNLOCK time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.852150 1.843994 1.871095 0.007201 0 LOCK/UNLOCK time = 1.852150 microseconds +/- 0.014114, mean cycles = 1852 LOCK/UNLOCK overhead = 1.735132 microseconds +/- 0.014115, mean cycles = 1735 -------------------------------------------------------- Threads: 5 Computing ORDERED time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.316784 3.305528 3.331538 0.006494 0 ORDERED time = 3.316784 microseconds +/- 0.012728, mean cycles = 3317 ORDERED overhead = 3.199766 microseconds +/- 0.012729, mean cycles = 3200 -------------------------------------------------------- Threads: 5 Computing reference time 2 time using 655360 reps Sample_size Average Min Max S.D. Outliers 20 0.004001 0.004001 0.004001 0.000000 0 reference time 2 time = 0.004001 microseconds +/- 0.000000 mean cycles = 4 -------------------------------------------------------- Threads: 5 Computing ATOMIC time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.376536 1.376487 1.376634 0.000038 0 ATOMIC time = 1.376536 microseconds +/- 0.000074, mean cycles = 1376 ATOMIC overhead = 1.372535 microseconds +/- 0.000074, mean cycles = 1372 -------------------------------------------------------- Threads: 5 Computing reference time 3 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 3 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 5 Computing REDUCTION time using 160 reps Sample_size Average Min Max S.D. Outliers 20 12.991490 12.974688 13.003075 0.007381 0 REDUCTION time = 12.991490 microseconds +/- 0.014467, mean cycles = 12995 REDUCTION overhead = 12.874472 microseconds +/- 0.014469, mean cycles = 12878 Running OpenMP benchmark version 3.0 6 thread(s) 20 outer repetitions 1000.00 test time (microseconds) 26 delay length (iterations) 0.100000 delay time (microseconds) -------------------------------------------------------- Threads: 6 Computing reference time 1 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 1 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 6 Computing PARALLEL time using 320 reps Sample_size Average Min Max S.D. Outliers 20 6.355777 6.347206 6.362444 0.004493 0 PARALLEL time = 6.355777 microseconds +/- 0.008806, mean cycles = 6357 PARALLEL overhead = 6.238758 microseconds +/- 0.008808, mean cycles = 6240 -------------------------------------------------------- Threads: 6 Computing FOR time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.693511 2.686883 2.708286 0.005433 0 FOR time = 2.693511 microseconds +/- 0.010648, mean cycles = 2693 FOR overhead = 2.576493 microseconds +/- 0.010650, mean cycles = 2576 -------------------------------------------------------- Threads: 6 Computing PARALLEL FOR time using 320 reps Sample_size Average Min Max S.D. Outliers 20 6.609851 6.601313 6.619550 0.005196 0 PARALLEL FOR time = 6.609851 microseconds +/- 0.010184, mean cycles = 6611 PARALLEL FOR overhead = 6.492833 microseconds +/- 0.010186, mean cycles = 6494 -------------------------------------------------------- Threads: 6 Computing BARRIER time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.501581 2.496703 2.514939 0.005536 0 BARRIER time = 2.501581 microseconds +/- 0.010850, mean cycles = 2501 BARRIER overhead = 2.384563 microseconds +/- 0.010852, mean cycles = 2384 -------------------------------------------------------- Threads: 6 Computing SINGLE time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.316304 3.308684 3.326856 0.005499 0 SINGLE time = 3.316304 microseconds +/- 0.010778, mean cycles = 3317 SINGLE overhead = 3.199286 microseconds +/- 0.010780, mean cycles = 3200 -------------------------------------------------------- Threads: 6 Computing CRITICAL time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.427989 1.427950 1.428036 0.000027 0 CRITICAL time = 1.427989 microseconds +/- 0.000052, mean cycles = 1428 CRITICAL overhead = 1.310971 microseconds +/- 0.000054, mean cycles = 1311 -------------------------------------------------------- Threads: 6 Computing LOCK/UNLOCK time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.855418 1.845097 1.875791 0.008659 0 LOCK/UNLOCK time = 1.855418 microseconds +/- 0.016971, mean cycles = 1855 LOCK/UNLOCK overhead = 1.738400 microseconds +/- 0.016973, mean cycles = 1738 -------------------------------------------------------- Threads: 6 Computing ORDERED time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.317848 3.307437 3.326697 0.004729 0 ORDERED time = 3.317848 microseconds +/- 0.009269, mean cycles = 3318 ORDERED overhead = 3.200830 microseconds +/- 0.009271, mean cycles = 3201 -------------------------------------------------------- Threads: 6 Computing reference time 2 time using 655360 reps Sample_size Average Min Max S.D. Outliers 20 0.004001 0.004001 0.004001 0.000000 0 reference time 2 time = 0.004001 microseconds +/- 0.000000 mean cycles = 4 -------------------------------------------------------- Threads: 6 Computing ATOMIC time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.389887 1.389393 1.390483 0.000509 0 ATOMIC time = 1.389887 microseconds +/- 0.000998, mean cycles = 1389 ATOMIC overhead = 1.385886 microseconds +/- 0.000998, mean cycles = 1385 -------------------------------------------------------- Threads: 6 Computing reference time 3 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 3 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 6 Computing REDUCTION time using 160 reps Sample_size Average Min Max S.D. Outliers 20 14.604939 14.597913 14.616338 0.005458 0 REDUCTION time = 14.604939 microseconds +/- 0.010698, mean cycles = 14608 REDUCTION overhead = 14.487920 microseconds +/- 0.010699, mean cycles = 14491 Running OpenMP benchmark version 3.0 7 thread(s) 20 outer repetitions 1000.00 test time (microseconds) 26 delay length (iterations) 0.100000 delay time (microseconds) -------------------------------------------------------- Threads: 7 Computing reference time 1 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 1 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 7 Computing PARALLEL time using 320 reps Sample_size Average Min Max S.D. Outliers 20 6.577366 6.571906 6.588081 0.003691 0 PARALLEL time = 6.577366 microseconds +/- 0.007234, mean cycles = 6579 PARALLEL overhead = 6.460348 microseconds +/- 0.007236, mean cycles = 6462 -------------------------------------------------------- Threads: 7 Computing FOR time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.853039 2.842598 2.867686 0.006840 0 FOR time = 2.853039 microseconds +/- 0.013406, mean cycles = 2853 FOR overhead = 2.736021 microseconds +/- 0.013408, mean cycles = 2736 -------------------------------------------------------- Threads: 7 Computing PARALLEL FOR time using 320 reps Sample_size Average Min Max S.D. Outliers 20 6.800647 6.793344 6.810975 0.004931 0 PARALLEL FOR time = 6.800647 microseconds +/- 0.009665, mean cycles = 6802 PARALLEL FOR overhead = 6.683629 microseconds +/- 0.009666, mean cycles = 6685 -------------------------------------------------------- Threads: 7 Computing BARRIER time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.662619 2.652877 2.675330 0.006578 0 BARRIER time = 2.662619 microseconds +/- 0.012893, mean cycles = 2662 BARRIER overhead = 2.545601 microseconds +/- 0.012895, mean cycles = 2545 -------------------------------------------------------- Threads: 7 Computing SINGLE time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.464547 3.456684 3.472103 0.005234 0 SINGLE time = 3.464547 microseconds +/- 0.010259, mean cycles = 3465 SINGLE overhead = 3.347529 microseconds +/- 0.010261, mean cycles = 3348 -------------------------------------------------------- Threads: 7 Computing CRITICAL time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.391868 1.391668 1.392073 0.000169 0 CRITICAL time = 1.391868 microseconds +/- 0.000331, mean cycles = 1391 CRITICAL overhead = 1.274850 microseconds +/- 0.000332, mean cycles = 1274 -------------------------------------------------------- Threads: 7 Computing LOCK/UNLOCK time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 1.847362 1.838678 1.857870 0.006143 0 LOCK/UNLOCK time = 1.847362 microseconds +/- 0.012041, mean cycles = 1847 LOCK/UNLOCK overhead = 1.730344 microseconds +/- 0.012042, mean cycles = 1730 -------------------------------------------------------- Threads: 7 Computing ORDERED time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.325697 3.311838 3.353878 0.009365 1 ORDERED time = 3.325697 microseconds +/- 0.018355, mean cycles = 3326 ORDERED overhead = 3.208679 microseconds +/- 0.018357, mean cycles = 3209 -------------------------------------------------------- Threads: 7 Computing reference time 2 time using 655360 reps Sample_size Average Min Max S.D. Outliers 20 0.004001 0.004001 0.004001 0.000000 0 reference time 2 time = 0.004001 microseconds +/- 0.000000 mean cycles = 4 -------------------------------------------------------- Threads: 7 Computing ATOMIC time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.407279 1.407235 1.407327 0.000026 0 ATOMIC time = 1.407279 microseconds +/- 0.000051, mean cycles = 1407 ATOMIC overhead = 1.403279 microseconds +/- 0.000051, mean cycles = 1403 -------------------------------------------------------- Threads: 7 Computing reference time 3 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 3 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 7 Computing REDUCTION time using 160 reps Sample_size Average Min Max S.D. Outliers 20 16.272913 16.260200 16.287163 0.006981 0 REDUCTION time = 16.272913 microseconds +/- 0.013682, mean cycles = 16276 REDUCTION overhead = 16.155895 microseconds +/- 0.013684, mean cycles = 16159 Running OpenMP benchmark version 3.0 8 thread(s) 20 outer repetitions 1000.00 test time (microseconds) 26 delay length (iterations) 0.100000 delay time (microseconds) -------------------------------------------------------- Threads: 8 Computing reference time 1 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 1 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 8 Computing PARALLEL time using 320 reps Sample_size Average Min Max S.D. Outliers 20 6.803014 6.793306 6.807987 0.003187 1 PARALLEL time = 6.803014 microseconds +/- 0.006246, mean cycles = 6804 PARALLEL overhead = 6.685996 microseconds +/- 0.006248, mean cycles = 6687 -------------------------------------------------------- Threads: 8 Computing FOR time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 3.046861 3.035508 3.060453 0.005960 0 FOR time = 3.046861 microseconds +/- 0.011682, mean cycles = 3046 FOR overhead = 2.929843 microseconds +/- 0.011684, mean cycles = 2929 -------------------------------------------------------- Threads: 8 Computing PARALLEL FOR time using 320 reps Sample_size Average Min Max S.D. Outliers 20 7.012879 7.006631 7.021144 0.004255 0 PARALLEL FOR time = 7.012879 microseconds +/- 0.008340, mean cycles = 7014 PARALLEL FOR overhead = 6.895861 microseconds +/- 0.008342, mean cycles = 6897 -------------------------------------------------------- Threads: 8 Computing BARRIER time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.853963 2.841664 2.863036 0.007432 0 BARRIER time = 2.853963 microseconds +/- 0.014567, mean cycles = 2854 BARRIER overhead = 2.736945 microseconds +/- 0.014569, mean cycles = 2737 -------------------------------------------------------- Threads: 8 Computing SINGLE time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.638552 3.633037 3.642400 0.002710 0 SINGLE time = 3.638552 microseconds +/- 0.005312, mean cycles = 3639 SINGLE overhead = 3.521534 microseconds +/- 0.005313, mean cycles = 3522 -------------------------------------------------------- Threads: 8 Computing CRITICAL time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.421305 1.421235 1.421355 0.000030 0 CRITICAL time = 1.421305 microseconds +/- 0.000059, mean cycles = 1421 CRITICAL overhead = 1.304287 microseconds +/- 0.000061, mean cycles = 1304 -------------------------------------------------------- Threads: 8 Computing LOCK/UNLOCK time using 1280 reps Sample_size Average Min Max S.D. Outliers 20 2.048067 2.038444 2.064064 0.006806 0 LOCK/UNLOCK time = 2.048067 microseconds +/- 0.013339, mean cycles = 2048 LOCK/UNLOCK overhead = 1.931049 microseconds +/- 0.013341, mean cycles = 1931 -------------------------------------------------------- Threads: 8 Computing ORDERED time using 640 reps Sample_size Average Min Max S.D. Outliers 20 3.382601 3.359741 3.457400 0.029729 0 ORDERED time = 3.382601 microseconds +/- 0.058269, mean cycles = 3383 ORDERED overhead = 3.265583 microseconds +/- 0.058271, mean cycles = 3266 -------------------------------------------------------- Threads: 8 Computing reference time 2 time using 655360 reps Sample_size Average Min Max S.D. Outliers 20 0.004001 0.004001 0.004001 0.000000 0 reference time 2 time = 0.004001 microseconds +/- 0.000000 mean cycles = 4 -------------------------------------------------------- Threads: 8 Computing ATOMIC time using 2560 reps Sample_size Average Min Max S.D. Outliers 20 1.417196 1.417158 1.417262 0.000029 0 ATOMIC time = 1.417196 microseconds +/- 0.000056, mean cycles = 1417 ATOMIC overhead = 1.413196 microseconds +/- 0.000056, mean cycles = 1413 -------------------------------------------------------- Threads: 8 Computing reference time 3 time using 20480 reps Sample_size Average Min Max S.D. Outliers 20 0.117018 0.117017 0.117019 0.000001 0 reference time 3 time = 0.117018 microseconds +/- 0.000002 mean cycles = 117 -------------------------------------------------------- Threads: 8 Computing REDUCTION time using 160 reps Sample_size Average Min Max S.D. Outliers 20 18.016152 18.005050 18.031850 0.006064 0 REDUCTION time = 18.016152 microseconds +/- 0.011885, mean cycles = 18020 REDUCTION overhead = 17.899134 microseconds +/- 0.011887, mean cycles = 17903