b_eff = 49.394 MB/s = 12.348 * 4 PEs with 512 MB/PE on OSF1 toneb6 V5.0 910 alpha SECTION-HEAD-BEGIN b_eff.c, Revision 3.3 from Nov. 12, 1999 MEMORY_PER_PROCESSOR = 512 MBytes [1M = 1024*1024] Used message lengths: msglng= 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 9742, 23170, 55109, 131072, 311744, 741455, 1763488, 4194304, SECTION-HEAD-END SECTION-LOOP-BEGIN expected time=2.949e+02 expected time=2.949e+02 expected time=2.949e+02 measurment loop: 136.392 sec SECTION-LOOP-END SECTION-LOOPLNGS-BEGIN msg length| ------- repetition 0 --------- ------- repetition 1 --------- ------- repetition 2 --------- [sec] | loop total per pattrn&mthd loop total per pattrn&mthd loop total per pattrn&mthd | lng time minimum maximum lng time minimum maximum lng time minimum maximum ----------| ---- ------- ------- --------- ---- ------- ------- --------- ---- ------- ------- --------- 1 300 4.7e+00 1.3e-02 6.5e-02 300 4.7e+00 1.3e-02 7.6e-02 300 4.6e+00 1.3e-02 6.1e-02 2 150 2.3e+00 6.8e-03 2.7e-02 150 2.4e+00 5.9e-03 3.0e-02 150 2.3e+00 6.8e-03 2.9e-02 4 75 1.2e+00 3.9e-03 1.6e-02 75 1.2e+00 2.9e-03 2.9e-02 75 1.1e+00 2.9e-03 2.2e-02 8 47 7.3e-01 2.0e-03 8.8e-03 63 1.0e+00 2.0e-03 1.8e-02 63 9.8e-01 2.9e-03 1.6e-02 16 60 9.7e-01 2.0e-03 1.8e-02 80 1.3e+00 3.9e-03 2.0e-02 53 8.2e-01 2.9e-03 1.3e-02 32 76 1.2e+00 3.9e-03 1.9e-02 51 8.2e-01 2.0e-03 1.3e-02 45 7.2e-01 2.0e-03 1.8e-02 64 48 7.9e-01 2.0e-03 1.2e-02 65 1.1e+00 2.9e-03 2.2e-02 57 9.1e-01 2.9e-03 1.3e-02 128 61 1.1e+00 2.9e-03 3.1e-02 55 9.4e-01 2.0e-03 2.5e-02 48 8.2e-01 2.0e-03 2.0e-02 256 52 9.9e-01 2.9e-03 2.4e-02 70 1.3e+00 3.9e-03 3.3e-02 61 1.1e+00 3.9e-03 3.0e-02 512 44 9.9e-01 3.9e-03 1.7e-02 44 9.5e-01 2.9e-03 2.4e-02 39 8.3e-01 2.0e-03 1.8e-02 1024 28 8.5e-01 2.9e-03 1.3e-02 37 1.0e+00 3.9e-03 1.3e-02 49 1.4e+00 4.9e-03 2.2e-02 2048 23 1.1e+00 3.9e-03 2.1e-02 23 1.0e+00 2.9e-03 1.9e-02 25 1.1e+00 3.9e-03 1.6e-02 4096 14 7.6e-01 2.9e-03 1.2e-02 19 1.0e+00 4.9e-03 1.2e-02 16 8.5e-01 3.9e-03 1.1e-02 9742 10 1.0e+00 4.9e-03 1.5e-02 8 7.9e-01 3.9e-03 8.8e-03 8 7.9e-01 2.9e-03 8.8e-03 23170 4 8.3e-01 3.9e-03 8.8e-03 4 8.3e-01 3.9e-03 8.8e-03 5 1.0e+00 4.9e-03 1.1e-02 55109 2 9.8e-01 3.9e-03 1.1e-02 2 9.9e-01 3.9e-03 1.1e-02 2 9.8e-01 3.9e-03 1.1e-02 131072 1 1.2e+00 4.9e-03 1.4e-02 1 1.2e+00 4.9e-03 1.4e-02 1 1.2e+00 4.9e-03 1.3e-02 311744 1 2.8e+00 1.2e-02 3.1e-02 1 2.8e+00 1.2e-02 3.1e-02 1 2.8e+00 1.2e-02 3.4e-02 741455 1 6.7e+00 2.8e-02 7.5e-02 1 6.7e+00 2.8e-02 7.5e-02 1 6.7e+00 2.8e-02 7.5e-02 1763488 1 4.9e+00 7.0e-02 1.4e-01 M 1 4.9e+00 6.7e-02 1.4e-01 M 1 4.9e+00 7.0e-02 1.4e-01 M 4194304 1 1.1e+01 1.6e-01 3.2e-01 R 0 0.0e+00 0.0e+00 0.0e+00 R 0 0.0e+00 0.0e+00 0.0e+00 R Explanation: M = only the best method is used R = only best method and without repetitions SECTION-LOOPLNGS-END SECTION-ELAPSED-BEGIN measurment loop: elapsed time = 136.392 sec sum of max elapsed time per entries above = 137.340 sec difference to elapsed time = -0.948 sec = 0.7% sum based on fastest repetition = 140.724 sec difference to elapsed time = -4.332 sec = 3.2% The difference is less than 5 % SECTION-ELAPSED-END SECTION-PATTERN-BEGIN Pattern parameters: sendrecv total number messages/ messages/ unused best method calls of messages used node node&call nodes per repetition ---- ----------------- ----- ------------ --------- --------- ------ -------------- p00 ring-2*2fix 1 4 1.00 1.00 0 ( 1 0 1 ) p01 ring-1*4fix 2 8 2.00 1.00 0 ( 2 2 0 ) p02 ring-1*4fix 2 8 2.00 1.00 0 ( 2 2 0 ) p03 ring-1*4fix 2 8 2.00 1.00 0 ( 0 2 2 ) p04 ring-1*4fix 2 8 2.00 1.00 0 ( 2 0 0 ) p05 ring-1*4fix 2 8 2.00 1.00 0 ( 2 2 0 ) p06 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p07 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p08 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p09 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 2 ) p10 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 2 0 ) p11 random-cyc-1dim 2 8 2.00 1.00 0 ( 2 0 2 ) p12 random-cyc-1dim 2 8 2.00 1.00 0 ( 2 0 0 ) p13 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 2 ) p14 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 2 ) p15 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p16 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 2 2 ) p17 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 2 ) p18 random-cyc-1dim 2 8 2.00 1.00 0 ( 2 2 0 ) p19 random-cyc-1dim 2 8 2.00 1.00 0 ( 2 0 0 ) p20 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 2 ) p21 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 2 2 ) p22 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p23 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p24 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p25 random-cyc-1dim 2 8 2.00 1.00 0 ( 2 2 2 ) p26 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p27 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 2 2 ) p28 random-cyc-1dim 2 8 2.00 1.00 0 ( 2 0 2 ) p29 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 2 0 ) p30 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 0 ) p31 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 2 ) p32 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 2 0 ) p33 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 2 ) p34 random-cyc-1dim 2 8 2.00 1.00 0 ( 0 0 2 ) p35 random-cyc-1dim 2 8 2.00 1.00 0 ( 2 0 2 ) SECTION-PATTERN-END Printing accumulated bandwidth / number of processes = bandwidth per process (in MBytes/sec = 1e6 Bytes/sec) Additionally the accumulated value processes is printed in the last column Only the cyclic and random patterns are used to compute b_eff (except p00), the other patterns are only as information. SECTION-BY-METHODS-BEGIN 2nd analysis path, only as information, last row: for all mthd: logavg_pat ( avg_L ( max_rep ( b(L) ) ) ) || logavg_pat ( max_mthd ( avg_L ( max_rep ( b(L) ) ) ) ) pattern / methods: Sndrcv Alltoal Irecv+S Isend+R -> best method -> accumulated p00 ring-2*2fix : 12.335 10.565 10.923 -> 12.335 -> 49.340 MByte/s p01 ring-1*4fix : 12.383 10.759 11.387 -> 12.383 -> 49.531 MByte/s p02 ring-1*4fix : 12.218 10.716 11.616 -> 12.218 -> 48.874 MByte/s p03 ring-1*4fix : 12.302 10.601 11.488 -> 12.302 -> 49.210 MByte/s p04 ring-1*4fix : 12.306 10.696 11.617 -> 12.306 -> 49.224 MByte/s p05 ring-1*4fix : 12.248 10.780 11.540 -> 12.248 -> 48.993 MByte/s p06 random-cyc-1dim : 12.287 10.635 11.270 -> 12.287 -> 49.148 MByte/s p07 random-cyc-1dim : 12.434 10.564 11.448 -> 12.434 -> 49.735 MByte/s p08 random-cyc-1dim : 12.104 10.518 11.425 -> 12.104 -> 48.415 MByte/s p09 random-cyc-1dim : 12.203 10.596 11.470 -> 12.203 -> 48.811 MByte/s p10 random-cyc-1dim : 12.337 10.664 11.395 -> 12.337 -> 49.349 MByte/s p11 random-cyc-1dim : 12.335 10.484 11.482 -> 12.335 -> 49.342 MByte/s p12 random-cyc-1dim : 12.226 10.491 11.528 -> 12.226 -> 48.905 MByte/s p13 random-cyc-1dim : 12.353 10.753 11.406 -> 12.353 -> 49.412 MByte/s p14 random-cyc-1dim : 12.124 10.789 11.361 -> 12.124 -> 48.496 MByte/s p15 random-cyc-1dim : 12.289 10.557 11.381 -> 12.289 -> 49.156 MByte/s p16 random-cyc-1dim : 12.458 10.445 11.526 -> 12.458 -> 49.833 MByte/s p17 random-cyc-1dim : 12.397 10.546 11.514 -> 12.397 -> 49.587 MByte/s p18 random-cyc-1dim : 12.284 10.665 11.378 -> 12.284 -> 49.135 MByte/s p19 random-cyc-1dim : 12.343 10.442 11.443 -> 12.343 -> 49.372 MByte/s p20 random-cyc-1dim : 12.314 10.636 11.485 -> 12.314 -> 49.258 MByte/s p21 random-cyc-1dim : 12.356 10.482 11.326 -> 12.356 -> 49.422 MByte/s p22 random-cyc-1dim : 12.420 10.602 11.424 -> 12.420 -> 49.681 MByte/s p23 random-cyc-1dim : 12.336 10.685 11.561 -> 12.336 -> 49.344 MByte/s p24 random-cyc-1dim : 12.257 10.873 11.572 -> 12.257 -> 49.027 MByte/s p25 random-cyc-1dim : 12.188 10.718 11.424 -> 12.188 -> 48.752 MByte/s p26 random-cyc-1dim : 12.303 10.568 11.388 -> 12.303 -> 49.210 MByte/s p27 random-cyc-1dim : 12.161 10.446 11.507 -> 12.161 -> 48.643 MByte/s p28 random-cyc-1dim : 12.262 10.383 11.389 -> 12.262 -> 49.049 MByte/s p29 random-cyc-1dim : 12.288 10.751 11.558 -> 12.288 -> 49.154 MByte/s p30 random-cyc-1dim : 12.307 10.409 11.341 -> 12.307 -> 49.227 MByte/s p31 random-cyc-1dim : 12.348 10.676 11.471 -> 12.348 -> 49.391 MByte/s p32 random-cyc-1dim : 12.281 10.725 11.492 -> 12.281 -> 49.125 MByte/s p33 random-cyc-1dim : 12.435 10.724 11.558 -> 12.435 -> 49.741 MByte/s p34 random-cyc-1dim : 12.303 10.719 11.549 -> 12.303 -> 49.212 MByte/s p35 random-cyc-1dim : 12.614 10.549 11.635 -> 12.614 -> 50.457 MByte/s log_avg of all rings : 12.299 10.686 11.426 || 12.299 -> 49.195 MByte/s log_avg of all random : 12.311 10.602 11.457 || 12.311 -> 49.245 MByte/s log_avg(ring,random) : 12.305 10.644 11.441 ||( 12.305 -> 49.220)MByte/s SECTION-BY-METHODS-END SECTION-BY-REPETITIONS-BEGIN 3rd analysis path, only as information, last row: for all rep.:logavg_pat ( avg_L ( max_mthd ( b(L) ) ) ) || logavg_pat ( max_rep ( avg_L ( max_mthd ( b(L) ) ) ) ) pattern / repetition: rep.0 rep.1 rep.2 -> best repetition -> accumulated p00 ring-2*2fix : 11.425 12.133 12.011 -> 12.133 -> 48.531 MByte/s p01 ring-1*4fix : 11.985 12.137 12.022 -> 12.137 -> 48.549 MByte/s p02 ring-1*4fix : 11.961 12.153 12.183 -> 12.183 -> 48.733 MByte/s p03 ring-1*4fix : 12.055 12.174 12.080 -> 12.174 -> 48.694 MByte/s p04 ring-1*4fix : 11.802 12.249 11.919 -> 12.249 -> 48.995 MByte/s p05 ring-1*4fix : 11.794 12.200 11.994 -> 12.200 -> 48.801 MByte/s p06 random-cyc-1dim : 11.777 12.232 12.038 -> 12.232 -> 48.929 MByte/s p07 random-cyc-1dim : 11.828 12.409 12.066 -> 12.409 -> 49.635 MByte/s p08 random-cyc-1dim : 11.809 12.195 11.880 -> 12.195 -> 48.780 MByte/s p09 random-cyc-1dim : 11.989 12.087 11.919 -> 12.087 -> 48.347 MByte/s p10 random-cyc-1dim : 11.843 12.190 12.172 -> 12.190 -> 48.760 MByte/s p11 random-cyc-1dim : 11.797 12.245 12.043 -> 12.245 -> 48.980 MByte/s p12 random-cyc-1dim : 11.945 11.926 12.150 -> 12.150 -> 48.600 MByte/s p13 random-cyc-1dim : 12.005 12.349 11.849 -> 12.349 -> 49.397 MByte/s p14 random-cyc-1dim : 11.828 11.975 11.912 -> 11.975 -> 47.902 MByte/s p15 random-cyc-1dim : 11.886 12.043 11.904 -> 12.043 -> 48.174 MByte/s p16 random-cyc-1dim : 11.912 12.276 12.253 -> 12.276 -> 49.103 MByte/s p17 random-cyc-1dim : 11.904 12.300 12.214 -> 12.300 -> 49.200 MByte/s p18 random-cyc-1dim : 11.854 12.162 11.947 -> 12.162 -> 48.648 MByte/s p19 random-cyc-1dim : 12.163 11.941 11.960 -> 12.163 -> 48.652 MByte/s p20 random-cyc-1dim : 11.868 12.162 11.974 -> 12.162 -> 48.649 MByte/s p21 random-cyc-1dim : 11.837 12.337 12.032 -> 12.337 -> 49.350 MByte/s p22 random-cyc-1dim : 11.998 12.319 11.886 -> 12.319 -> 49.276 MByte/s p23 random-cyc-1dim : 12.022 12.146 12.170 -> 12.170 -> 48.681 MByte/s p24 random-cyc-1dim : 11.860 12.318 12.155 -> 12.318 -> 49.271 MByte/s p25 random-cyc-1dim : 11.885 12.123 11.878 -> 12.123 -> 48.490 MByte/s p26 random-cyc-1dim : 11.999 12.198 11.911 -> 12.198 -> 48.793 MByte/s p27 random-cyc-1dim : 11.958 12.059 12.064 -> 12.064 -> 48.255 MByte/s p28 random-cyc-1dim : 12.019 12.254 11.892 -> 12.254 -> 49.017 MByte/s p29 random-cyc-1dim : 12.067 12.236 12.014 -> 12.236 -> 48.945 MByte/s p30 random-cyc-1dim : 11.884 12.109 11.956 -> 12.109 -> 48.435 MByte/s p31 random-cyc-1dim : 11.786 12.141 12.149 -> 12.149 -> 48.597 MByte/s p32 random-cyc-1dim : 11.958 12.078 12.281 -> 12.281 -> 49.124 MByte/s p33 random-cyc-1dim : 11.923 12.331 12.355 -> 12.355 -> 49.421 MByte/s p34 random-cyc-1dim : 11.950 12.273 12.004 -> 12.273 -> 49.091 MByte/s p35 random-cyc-1dim : 12.206 12.317 12.078 -> 12.317 -> 49.269 MByte/s log_avg of all rings : 11.835 12.174 12.035 || 12.179 -> 48.717 MByte/s log_avg of all random : 11.925 12.190 12.036 || 12.214 -> 48.857 MByte/s log_avg(ring,random) : 11.880 12.182 12.035 ||( 12.197 -> 48.787)MByte/s SECTION-BY-REPETITIONS-END SECTION-BY-MTHD-MSGLNG-BEGIN 4th analysis path, only as information, last 3 rows: for all methods and some msglng L: logavg_pat ( max_rep ( b(L) ) ) for all methods: logavg_pat ( avg_L ( max_rep ( b(L) ) ) ) pattern & method / msg: 1 16 256 4096 131072 4194304 -> average -> accumulated p00 ring-2*2fix p00 method 0 : 0.021 0.328 4.545 16.757 26.842 25.718 -> 12.335 -> 49.340 MByte/s p00 method 1 : 0.006 0.098 1.528 11.756 26.870 25.718 -> 10.565 -> 42.261 MByte/s p00 method 2 : 0.005 0.067 0.545 16.761 26.815 25.718 -> 10.923 -> 43.690 MByte/s p01 ring-1*4fix p01 method 0 : 0.020 0.291 4.074 17.707 26.843 26.365 -> 12.383 -> 49.531 MByte/s p01 method 1 : 0.012 0.196 2.820 16.780 20.669 26.365 -> 10.759 -> 43.036 MByte/s p01 method 2 : 0.013 0.197 2.619 15.939 24.429 26.365 -> 11.387 -> 45.550 MByte/s p02 ring-1*4fix p02 method 0 : 0.020 0.291 4.569 17.709 24.429 26.083 -> 12.218 -> 48.874 MByte/s p02 method 1 : 0.012 0.193 2.820 15.938 20.669 26.083 -> 10.716 -> 42.864 MByte/s p02 method 2 : 0.013 0.197 2.907 14.898 26.815 26.083 -> 11.616 -> 46.465 MByte/s p03 ring-1*4fix p03 method 0 : 0.020 0.328 4.074 17.709 26.818 26.083 -> 12.302 -> 49.210 MByte/s p03 method 1 : 0.012 0.193 2.907 15.938 20.669 26.083 -> 10.601 -> 42.405 MByte/s p03 method 2 : 0.013 0.197 2.665 14.898 26.870 26.083 -> 11.488 -> 45.950 MByte/s p04 ring-1*4fix p04 method 0 : 0.020 0.328 3.998 17.710 26.870 26.491 -> 12.306 -> 49.224 MByte/s p04 method 1 : 0.012 0.193 2.820 16.761 20.671 26.491 -> 10.696 -> 42.783 MByte/s p04 method 2 : 0.013 0.197 2.907 15.938 26.870 26.491 -> 11.617 -> 46.469 MByte/s p05 ring-1*4fix p05 method 0 : 0.020 0.291 4.074 17.709 26.870 26.376 -> 12.248 -> 48.993 MByte/s p05 method 1 : 0.012 0.193 2.907 16.777 20.669 26.376 -> 10.780 -> 43.118 MByte/s p05 method 2 : 0.013 0.218 2.668 14.898 26.870 26.376 -> 11.540 -> 46.161 MByte/s p06 random-cyc-1dim p06 method 0 : 0.020 0.327 4.569 17.710 24.429 26.189 -> 12.287 -> 49.148 MByte/s p06 method 1 : 0.012 0.197 2.726 15.938 20.671 26.189 -> 10.635 -> 42.539 MByte/s p06 method 2 : 0.013 0.201 2.726 14.898 24.429 26.189 -> 11.270 -> 45.079 MByte/s p07 random-cyc-1dim p07 method 0 : 0.020 0.347 4.569 19.154 24.429 26.216 -> 12.434 -> 49.735 MByte/s p07 method 1 : 0.012 0.201 2.726 16.759 20.670 26.216 -> 10.564 -> 42.255 MByte/s p07 method 2 : 0.013 0.217 2.665 14.898 26.818 26.216 -> 11.448 -> 45.793 MByte/s p08 random-cyc-1dim p08 method 0 : 0.020 0.292 4.074 17.709 24.427 26.164 -> 12.104 -> 48.415 MByte/s p08 method 1 : 0.012 0.201 2.726 15.923 20.671 26.164 -> 10.518 -> 42.073 MByte/s p08 method 2 : 0.013 0.201 2.665 15.923 26.815 26.164 -> 11.425 -> 45.701 MByte/s p09 random-cyc-1dim p09 method 0 : 0.020 0.291 3.993 17.691 26.818 26.082 -> 12.203 -> 48.811 MByte/s p09 method 1 : 0.013 0.201 3.029 16.777 20.670 26.082 -> 10.596 -> 42.383 MByte/s p09 method 2 : 0.013 0.201 2.662 15.921 26.870 26.082 -> 11.470 -> 45.878 MByte/s p10 random-cyc-1dim p10 method 0 : 0.020 0.347 4.583 17.691 26.870 26.485 -> 12.337 -> 49.349 MByte/s p10 method 1 : 0.012 0.193 2.726 15.921 20.669 26.485 -> 10.664 -> 42.655 MByte/s p10 method 2 : 0.013 0.201 2.726 15.923 26.873 26.485 -> 11.395 -> 45.578 MByte/s p11 random-cyc-1dim p11 method 0 : 0.020 0.347 4.078 17.691 26.870 26.288 -> 12.335 -> 49.342 MByte/s p11 method 1 : 0.013 0.197 2.823 14.898 20.669 26.288 -> 10.484 -> 41.935 MByte/s p11 method 2 : 0.013 0.217 2.663 15.921 26.870 26.288 -> 11.482 -> 45.928 MByte/s p12 random-cyc-1dim p12 method 0 : 0.020 0.292 4.078 17.691 26.870 26.216 -> 12.226 -> 48.905 MByte/s p12 method 1 : 0.012 0.193 2.905 15.921 20.669 26.216 -> 10.491 -> 41.965 MByte/s p12 method 2 : 0.013 0.218 2.904 14.898 26.815 26.216 -> 11.528 -> 46.113 MByte/s p13 random-cyc-1dim p13 method 0 : 0.020 0.327 4.543 17.691 26.818 26.458 -> 12.353 -> 49.412 MByte/s p13 method 1 : 0.012 0.197 2.823 14.898 20.671 26.458 -> 10.753 -> 43.013 MByte/s p13 method 2 : 0.013 0.201 2.823 15.923 26.815 26.458 -> 11.406 -> 45.623 MByte/s p14 random-cyc-1dim p14 method 0 : 0.020 0.347 4.078 17.691 24.427 25.940 -> 12.124 -> 48.496 MByte/s p14 method 1 : 0.012 0.193 2.904 16.777 20.670 25.940 -> 10.789 -> 43.154 MByte/s p14 method 2 : 0.013 0.197 2.621 14.898 26.870 25.940 -> 11.361 -> 45.445 MByte/s p15 random-cyc-1dim p15 method 0 : 0.020 0.292 4.078 17.691 26.815 26.108 -> 12.289 -> 49.156 MByte/s p15 method 1 : 0.012 0.193 2.904 16.759 20.671 26.108 -> 10.557 -> 42.229 MByte/s p15 method 2 : 0.013 0.201 2.624 16.759 26.815 26.108 -> 11.381 -> 45.524 MByte/s p16 random-cyc-1dim p16 method 0 : 0.021 0.347 4.078 19.154 26.815 26.162 -> 12.458 -> 49.833 MByte/s p16 method 1 : 0.012 0.187 2.904 16.777 20.669 26.162 -> 10.445 -> 41.781 MByte/s p16 method 2 : 0.013 0.217 2.621 16.759 26.870 26.162 -> 11.526 -> 46.105 MByte/s p17 random-cyc-1dim p17 method 0 : 0.021 0.291 3.994 17.689 26.870 26.036 -> 12.397 -> 49.587 MByte/s p17 method 1 : 0.012 0.202 2.904 15.923 20.669 26.036 -> 10.546 -> 42.182 MByte/s p17 method 2 : 0.013 0.197 2.662 14.898 26.815 26.036 -> 11.514 -> 46.057 MByte/s p18 random-cyc-1dim p18 method 0 : 0.021 0.292 4.564 17.728 26.818 26.216 -> 12.284 -> 49.135 MByte/s p18 method 1 : 0.012 0.197 2.823 15.923 20.628 26.216 -> 10.665 -> 42.661 MByte/s p18 method 2 : 0.013 0.197 2.621 14.898 24.429 26.216 -> 11.378 -> 45.511 MByte/s p19 random-cyc-1dim p19 method 0 : 0.021 0.328 4.544 19.575 26.815 26.458 -> 12.343 -> 49.372 MByte/s p19 method 1 : 0.012 0.193 2.823 16.780 20.628 26.458 -> 10.442 -> 41.769 MByte/s p19 method 2 : 0.013 0.218 2.726 15.921 26.815 26.458 -> 11.443 -> 45.772 MByte/s p20 random-cyc-1dim p20 method 0 : 0.021 0.292 4.078 17.728 26.815 26.110 -> 12.314 -> 49.258 MByte/s p20 method 1 : 0.013 0.202 2.726 15.923 20.628 26.110 -> 10.636 -> 42.543 MByte/s p20 method 2 : 0.012 0.202 2.458 14.896 26.818 26.110 -> 11.485 -> 45.938 MByte/s p21 random-cyc-1dim p21 method 0 : 0.021 0.292 4.078 17.691 26.815 26.083 -> 12.356 -> 49.422 MByte/s p21 method 1 : 0.012 0.193 2.904 15.921 20.627 26.083 -> 10.482 -> 41.929 MByte/s p21 method 2 : 0.013 0.217 2.823 15.923 24.429 26.083 -> 11.326 -> 45.303 MByte/s p22 random-cyc-1dim p22 method 0 : 0.020 0.292 4.564 17.691 26.818 26.083 -> 12.420 -> 49.681 MByte/s p22 method 1 : 0.013 0.218 2.726 16.777 20.669 26.083 -> 10.602 -> 42.409 MByte/s p22 method 2 : 0.012 0.202 2.622 15.921 24.426 26.083 -> 11.424 -> 45.695 MByte/s p23 random-cyc-1dim p23 method 0 : 0.020 0.347 4.078 19.575 24.428 25.945 -> 12.336 -> 49.344 MByte/s p23 method 1 : 0.013 0.202 2.904 16.777 20.649 25.945 -> 10.685 -> 42.741 MByte/s p23 method 2 : 0.013 0.201 2.665 16.759 24.429 25.945 -> 11.561 -> 46.242 MByte/s p24 random-cyc-1dim p24 method 0 : 0.020 0.328 4.078 19.154 24.429 26.136 -> 12.257 -> 49.027 MByte/s p24 method 1 : 0.013 0.202 2.823 16.759 20.669 26.136 -> 10.873 -> 43.491 MByte/s p24 method 2 : 0.012 0.202 2.823 15.921 26.846 26.136 -> 11.572 -> 46.288 MByte/s p25 random-cyc-1dim p25 method 0 : 0.020 0.347 3.993 17.691 24.426 26.539 -> 12.188 -> 48.752 MByte/s p25 method 1 : 0.012 0.197 2.823 15.921 20.669 26.539 -> 10.718 -> 42.871 MByte/s p25 method 2 : 0.012 0.197 2.904 15.923 24.426 26.539 -> 11.424 -> 45.698 MByte/s p26 random-cyc-1dim p26 method 0 : 0.020 0.328 4.082 19.154 24.428 26.283 -> 12.303 -> 49.210 MByte/s p26 method 1 : 0.012 0.193 2.723 16.759 20.669 26.283 -> 10.568 -> 42.274 MByte/s p26 method 2 : 0.013 0.202 2.662 16.759 24.429 26.283 -> 11.388 -> 45.551 MByte/s p27 random-cyc-1dim p27 method 0 : 0.020 0.347 4.078 16.760 24.429 26.082 -> 12.161 -> 48.643 MByte/s p27 method 1 : 0.012 0.197 2.662 16.759 20.670 26.082 -> 10.446 -> 41.783 MByte/s p27 method 2 : 0.013 0.202 2.665 14.898 26.870 26.082 -> 11.507 -> 46.030 MByte/s p28 random-cyc-1dim p28 method 0 : 0.020 0.347 4.078 17.691 26.870 26.323 -> 12.262 -> 49.049 MByte/s p28 method 1 : 0.012 0.193 2.904 15.921 20.669 26.323 -> 10.383 -> 41.532 MByte/s p28 method 2 : 0.013 0.202 2.724 15.921 26.843 26.323 -> 11.389 -> 45.555 MByte/s p29 random-cyc-1dim p29 method 0 : 0.020 0.347 4.078 17.691 26.870 26.249 -> 12.288 -> 49.154 MByte/s p29 method 1 : 0.012 0.193 2.823 16.760 20.669 26.249 -> 10.751 -> 43.004 MByte/s p29 method 2 : 0.012 0.187 2.476 15.923 26.870 26.249 -> 11.558 -> 46.233 MByte/s p30 random-cyc-1dim p30 method 0 : 0.020 0.328 4.564 17.691 26.843 26.109 -> 12.307 -> 49.227 MByte/s p30 method 1 : 0.012 0.193 2.665 15.923 20.669 26.109 -> 10.409 -> 41.634 MByte/s p30 method 2 : 0.013 0.217 2.662 14.898 26.815 26.109 -> 11.341 -> 45.365 MByte/s p31 random-cyc-1dim p31 method 0 : 0.020 0.291 4.565 17.691 26.815 26.057 -> 12.348 -> 49.391 MByte/s p31 method 1 : 0.012 0.202 2.665 16.761 20.669 26.057 -> 10.676 -> 42.706 MByte/s p31 method 2 : 0.013 0.202 2.662 14.898 26.845 26.057 -> 11.471 -> 45.885 MByte/s p32 random-cyc-1dim p32 method 0 : 0.020 0.327 4.078 19.154 26.815 26.057 -> 12.281 -> 49.125 MByte/s p32 method 1 : 0.013 0.197 2.823 16.761 20.649 26.057 -> 10.725 -> 42.898 MByte/s p32 method 2 : 0.013 0.196 2.662 15.921 24.429 26.057 -> 11.492 -> 45.969 MByte/s p33 random-cyc-1dim p33 method 0 : 0.020 0.328 4.078 19.154 26.843 26.083 -> 12.435 -> 49.741 MByte/s p33 method 1 : 0.013 0.202 2.823 16.759 20.649 26.083 -> 10.724 -> 42.898 MByte/s p33 method 2 : 0.013 0.217 2.663 15.921 26.845 26.083 -> 11.558 -> 46.232 MByte/s p34 random-cyc-1dim p34 method 0 : 0.020 0.292 4.078 17.691 26.845 26.083 -> 12.303 -> 49.212 MByte/s p34 method 1 : 0.013 0.218 2.904 15.921 20.649 26.083 -> 10.719 -> 42.878 MByte/s p34 method 2 : 0.013 0.193 2.662 16.760 26.843 26.083 -> 11.549 -> 46.197 MByte/s p35 random-cyc-1dim p35 method 0 : 0.020 0.347 4.564 19.555 26.846 26.404 -> 12.614 -> 50.457 MByte/s p35 method 1 : 0.012 0.193 2.665 16.760 20.649 26.404 -> 10.549 -> 42.195 MByte/s p35 method 2 : 0.013 0.196 2.479 15.921 26.843 26.404 -> 11.635 -> 46.541 MByte/s log_avg of all rings - ring, method 0 : 0.020 0.309 4.216 17.547 26.429 26.185 || 12.299 -> 49.195 MByte/s - ring, method 1 : 0.011 0.173 2.572 15.541 21.593 26.185 || 10.686 -> 42.743 MByte/s - ring, method 2 : 0.011 0.167 2.100 15.539 26.429 26.185 || 11.426 -> 45.704 MByte/s log_avg of all random - random, method 0 : 0.020 0.321 4.225 18.128 26.090 26.188 || 12.311 -> 49.245 MByte/s - random, method 1 : 0.012 0.198 2.809 16.295 20.661 26.188 || 10.602 -> 42.410 MByte/s - random, method 2 : 0.013 0.204 2.675 15.707 26.175 26.188 || 11.457 -> 45.827 MByte/s log_avg(ring,random) - average, method 0 : 0.020 0.315 4.220 17.835 26.259 26.186 || 12.305 -> 49.220 MByte/s - average, method 1 : 0.012 0.185 2.688 15.914 21.122 26.186 || 10.644 -> 42.576 MByte/s - average, method 2 : 0.012 0.185 2.370 15.623 26.302 26.186 || 11.441 -> 45.765 MByte/s SECTION-BY-MTHD-MSGLNG-END SECTION-BY-MSGLNG-BEGIN 5th analysis path only as information: logavg_pat ( max_mthd ( max_rep ( b(L) ) ) ) and for all methods: logavg_pat ( max_rep ( b(L) ) ) msg length|accumulated| effective bandwidth per process: | effective| average rings random methd_1 methd_2 methd_3 | bandwidth| crt,rnd only only Sendrcv Alltoall non-blk 1 0.081 0.020 0.020 0.020 0.020 0.012 0.012 2 0.162 0.040 0.041 0.040 0.040 0.023 0.024 4 0.323 0.081 0.082 0.080 0.081 0.046 0.047 8 0.646 0.161 0.163 0.160 0.161 0.092 0.097 16 1.259 0.315 0.309 0.321 0.315 0.185 0.185 32 2.419 0.605 0.590 0.620 0.605 0.361 0.385 64 5.052 1.263 1.294 1.233 1.263 0.721 0.718 128 9.397 2.349 2.381 2.318 2.349 1.410 1.259 256 16.880 4.220 4.216 4.225 4.220 2.688 2.370 512 27.712 6.928 6.949 6.907 6.928 4.725 4.212 1024 40.101 10.025 10.020 10.031 10.025 7.499 6.818 2048 54.712 13.678 14.140 13.231 13.678 10.082 9.131 4096 71.341 17.835 17.547 18.128 17.835 15.914 15.623 9742 88.861 22.215 21.802 22.637 22.194 20.125 20.137 23170 95.388 23.847 23.746 23.949 23.845 23.546 23.731 55109 99.473 24.868 24.648 25.090 24.867 21.487 24.864 131072 106.727 26.682 26.856 26.508 26.259 21.122 26.302 311744 105.115 26.279 26.411 26.147 25.869 20.698 26.132 741455 103.276 25.819 25.871 25.767 25.751 20.339 25.577 1763488 103.011 25.753 25.856 25.650 25.753 25.753 25.753 4194304 104.744 26.186 26.185 26.188 26.186 26.186 26.186 SECTION-BY-MSGLNG-END SECTION-BY-PATTERN-MSGLNG-BEGIN official (1st) analysis path -- see last column: (only columns of some message lengths are printed) logavg_pat ( avg_L ( max_mthd ( max_rep ( b(L) ) ) ) ) pattern / msg-length: 1 16 256 4096 131072 4194304 -> average -> accumulated p00 ring-2*2fix : 0.021 0.328 4.545 16.761 26.870 25.718 -> 12.337 -> 49.346 MByte/s p01 ring-1*4fix : 0.020 0.291 4.074 17.707 26.843 26.365 -> 12.384 -> 49.535 MByte/s p02 ring-1*4fix : 0.020 0.291 4.569 17.709 26.815 26.083 -> 12.381 -> 49.526 MByte/s p03 ring-1*4fix : 0.020 0.328 4.074 17.709 26.870 26.083 -> 12.353 -> 49.412 MByte/s p04 ring-1*4fix : 0.020 0.328 3.998 17.710 26.870 26.491 -> 12.354 -> 49.416 MByte/s p05 ring-1*4fix : 0.020 0.291 4.074 17.709 26.870 26.376 -> 12.269 -> 49.077 MByte/s p06 random-cyc-1dim : 0.020 0.327 4.569 17.710 24.429 26.189 -> 12.287 -> 49.148 MByte/s p07 random-cyc-1dim : 0.020 0.347 4.569 19.154 26.818 26.216 -> 12.596 -> 50.382 MByte/s p08 random-cyc-1dim : 0.020 0.292 4.074 17.709 26.815 26.164 -> 12.218 -> 48.870 MByte/s p09 random-cyc-1dim : 0.020 0.291 3.993 17.691 26.870 26.082 -> 12.256 -> 49.024 MByte/s p10 random-cyc-1dim : 0.020 0.347 4.583 17.691 26.873 26.485 -> 12.337 -> 49.350 MByte/s p11 random-cyc-1dim : 0.020 0.347 4.078 17.691 26.870 26.288 -> 12.335 -> 49.342 MByte/s p12 random-cyc-1dim : 0.020 0.292 4.078 17.691 26.870 26.216 -> 12.277 -> 49.108 MByte/s p13 random-cyc-1dim : 0.020 0.327 4.543 17.691 26.818 26.458 -> 12.383 -> 49.532 MByte/s p14 random-cyc-1dim : 0.020 0.347 4.078 17.691 26.870 25.940 -> 12.270 -> 49.082 MByte/s p15 random-cyc-1dim : 0.020 0.292 4.078 17.691 26.815 26.108 -> 12.290 -> 49.161 MByte/s p16 random-cyc-1dim : 0.021 0.347 4.078 19.154 26.870 26.162 -> 12.482 -> 49.928 MByte/s p17 random-cyc-1dim : 0.021 0.291 3.994 17.689 26.870 26.036 -> 12.446 -> 49.785 MByte/s p18 random-cyc-1dim : 0.021 0.292 4.564 17.728 26.818 26.216 -> 12.284 -> 49.135 MByte/s p19 random-cyc-1dim : 0.021 0.328 4.544 19.575 26.815 26.458 -> 12.343 -> 49.372 MByte/s p20 random-cyc-1dim : 0.021 0.292 4.078 17.728 26.818 26.110 -> 12.315 -> 49.258 MByte/s p21 random-cyc-1dim : 0.021 0.292 4.078 17.691 26.815 26.083 -> 12.357 -> 49.427 MByte/s p22 random-cyc-1dim : 0.020 0.292 4.564 17.691 26.818 26.083 -> 12.423 -> 49.690 MByte/s p23 random-cyc-1dim : 0.020 0.347 4.078 19.575 24.429 25.945 -> 12.384 -> 49.537 MByte/s p24 random-cyc-1dim : 0.020 0.328 4.078 19.154 26.846 26.136 -> 12.420 -> 49.680 MByte/s p25 random-cyc-1dim : 0.020 0.347 3.993 17.691 24.426 26.539 -> 12.188 -> 48.753 MByte/s p26 random-cyc-1dim : 0.020 0.328 4.082 19.154 24.429 26.283 -> 12.303 -> 49.211 MByte/s p27 random-cyc-1dim : 0.020 0.347 4.078 16.760 26.870 26.082 -> 12.328 -> 49.311 MByte/s p28 random-cyc-1dim : 0.020 0.347 4.078 17.691 26.870 26.323 -> 12.264 -> 49.054 MByte/s p29 random-cyc-1dim : 0.020 0.347 4.078 17.691 26.870 26.249 -> 12.339 -> 49.357 MByte/s p30 random-cyc-1dim : 0.020 0.328 4.564 17.691 26.843 26.109 -> 12.307 -> 49.228 MByte/s p31 random-cyc-1dim : 0.020 0.291 4.565 17.691 26.845 26.057 -> 12.350 -> 49.402 MByte/s p32 random-cyc-1dim : 0.020 0.327 4.078 19.154 26.815 26.057 -> 12.372 -> 49.487 MByte/s p33 random-cyc-1dim : 0.020 0.328 4.078 19.154 26.845 26.083 -> 12.457 -> 49.827 MByte/s p34 random-cyc-1dim : 0.020 0.292 4.078 17.691 26.845 26.083 -> 12.304 -> 49.217 MByte/s p35 random-cyc-1dim : 0.020 0.347 4.564 19.555 26.846 26.404 -> 12.614 -> 50.457 MByte/s log_avg of all rings : 0.020 0.309 4.216 17.547 26.856 26.185 || 12.346 -> 49.385 MByte/s log_avg of all random : 0.020 0.321 4.225 18.128 26.508 26.188 || 12.351 -> 49.402 MByte/s log_avg(ring,random) : 0.020 0.315 4.220 17.835 26.682 26.186 || 12.348 -> 49.394 MByte/s SECTION-BY-PATTERN-MSGLNG-END SECTION-BEFF-BEGIN The effective bandwidth is b_eff = 49.394 MByte/s on 4 processes ( = 12.348 MByte/s * 4 processes) system parameters : 4 nodes, 512 MB/node system name: OSF1 hostname : toneb6 OS release : V5.0 OS version : 910 machine : alpha Total execution wall clock time = 145 seconds SECTION-BEFF-END b_eff = 49.394 MB/s = 12.348 * 4 PEs with 512 MB/PE on OSF1 toneb6 V5.0 910 alpha