#--------------------------------------------------- # PALLAS MPI Benchmark Suite V2.2, MPI-1 part #--------------------------------------------------- # Date : Thu Jul 11 17:43:42 2002 # Machine : i386# System : FreeBSD # Release : 4.5-RELEASE # Version : FreeBSD 4.5-RELEASE #0: Mon Jan # # Minimum message length in bytes: 0 # Maximum message length in bytes: 4194304 # # MPI_Datatype : MPI_BYTE # MPI_Datatype for reductions : MPI_FLOAT # MPI_Op : MPI_SUM # # # List of Benchmarks to run: # PingPong #--------------------------------------------------- # Benchmarking PingPong # ( #processes = 2 ) # ( 1 additional process waiting in MPI_Barrier) #--------------------------------------------------- #bytes #repetitions t[usec] Mbytes/sec 0 1000 452.46 0.00 1 1000 506.41 0.00 2 1000 506.24 0.00 4 1000 520.15 0.01 8 1000 522.90 0.01 16 1000 542.47 0.03 32 1000 582.35 0.05 64 1000 673.57 0.09 128 1000 819.46 0.15 256 1000 1049.99 0.23 512 1000 1589.55 0.31 1024 1000 2591.44 0.38 2048 1000 4064.38 0.48 4096 1000 5756.39 0.68 8192 1000 9689.82 0.81 16384 1000 247808.40 0.06 32768 1000 261889.21 0.12 65536 640 231771.82 0.27 131072 320 325087.70 0.38 262144 160 498436.57 0.50 524288 80 821149.61 0.61 1048576 40 1531690.36 0.65 2097152 20 2824163.23 0.71 4194304 10 5730167.15 0.70 #===================================================== # # Thanks for using PMB2.2 # # The Pallas team kindly requests that you # give us as much feedback for PMB as possible. # # It would be very helpful when you sent the # output tables of your run(s) of PMB to # # ####################### # # # # # pmb@pallas.com # # # # # ####################### # # You might also add # # - personal information (institution, motivation # for using PMB) # - basic information about the machine you used # (number of CPUs, processor type e.t.c.) # #=====================================================