4725l10 Listing 10. lperfex Used with MPI Parallel Applications qsub -I -S /bin/ksh -l nodes=8:ppn=4 cd $HOME/Beowulf/multilevel mpif77 -fast -Mvect=assoc,cachesize:524288 laplace-mpi.F -o laplace-mpi mpiexec -pernode lperfex -e 41 -e 13 -y ./laplace-mpi ./laplace-mpi: 6.19 seconds of CPU time and 8.91 seconds of real time elapsed (69.47% CPU utilization) using 0.000000 MB of memory on node09.cluster.osc.edu Event # Event Events Counted ------- ----- -------------- 41 Floating point operations retired (counter 0 only) 349836362 13 L2 cache lines loaded 25960329 Statistics (aggregated across all threads): --------------------------------------------- MFLOPS 39.263340 Main memory -> L2 cache bandwidth 93.235749 MB/s ./laplace-mpi: 6.18 seconds of CPU time and 6.24 seconds of real time elapsed (99.04% CPU utilization) using 0.000000 MB of memory on node04.cluster.osc.edu Event # Event Events Counted ------- ----- -------------- 41 Floating point operations retired (counter 0 only) 349836262 13 L2 cache lines loaded 26067807 Statistics (aggregated across all threads): --------------------------------------------- MFLOPS 56.063504 Main memory -> L2 cache bandwidth 133.681062 MB/s ./laplace-mpi: 6.20 seconds of CPU time and 8.86 seconds of real time elapsed (69.98% CPU utilization) using 0.000000 MB of memory on node05.cluster.osc.edu Event # Event Events Counted ------- ----- -------------- 41 Floating point operations retired (counter 0 only) 349836362 13 L2 cache lines loaded 26225482 Statistics (aggregated across all threads): --------------------------------------------- MFLOPS 39.484917 Main memory -> L2 cache bandwidth 94.719574 MB/s ./laplace-mpi: 6.18 seconds of CPU time and 8.87 seconds of real time elapsed (69.67% CPU utilization) using 0.000000 MB of memory on node06.cluster.osc.edu Event # Event Events Counted ------- ----- -------------- 41 Floating point operations retired (counter 0 only) 349836262 13 L2 cache lines loaded 26195071 Statistics (aggregated across all threads): --------------------------------------------- MFLOPS 39.440390 Main memory -> L2 cache bandwidth 94.503075 MB/s ./laplace-mpi: 6.18 seconds of CPU time and 8.96 seconds of real time elapsed (68.97% CPU utilization) using 0.000000 MB of memory on node10.cluster.osc.edu Event # Event Events Counted ------- ----- -------------- 41 Floating point operations retired (counter 0 only) 349836262 13 L2 cache lines loaded 26060500 Statistics (aggregated across all threads): --------------------------------------------- MFLOPS 39.044226 Main memory -> L2 cache bandwidth 93.073214 MB/s ./laplace-mpi: 6.19 seconds of CPU time and 8.91 seconds of real time elapsed (69.47% CPU utilization) using 0.000000 MB of memory on node08.cluster.osc.edu Event # Event Events Counted ------- ----- -------------- 41 Floating point operations retired (counter 0 only) 349836262 13 L2 cache lines loaded 26210232 Statistics (aggregated across all threads): --------------------------------------------- MFLOPS 39.263329 Main memory -> L2 cache bandwidth 94.133269 MB/s ./laplace-mpi: 6.18 seconds of CPU time and 8.38 seconds of real time elapsed (73.75% CPU utilization) using 0.000000 MB of memory on node11.cluster.osc.edu Event # Event Events Counted ------- ----- -------------- 41 Floating point operations retired (counter 0 only) 348448202 13 L2 cache lines loaded 25736596 Statistics (aggregated across all threads): --------------------------------------------- MFLOPS 41.580931 Main memory -> L2 cache bandwidth 98.278171 MB/s ./laplace-mpi: 7.07 seconds of CPU time and 8.89 seconds of real time elapsed (79.53% CPU utilization) using 0.000000 MB of memory on node07.cluster.osc.edu Event # Event Events Counted ------- ----- -------------- 41 Floating point operations retired (counter 0 only) 349836462 13 L2 cache lines loaded 26131090 Statistics (aggregated across all threads): --------------------------------------------- MFLOPS 39.351683 Main memory -> L2 cache bandwidth 94.060166 MB/s