name: Ron Sercely establishment: Convex Computer Corporation email: sercely@convex.com telephone: 214.497.4667 date sent: 29/Nov/95 date benchmarked (DD/MMM/YY): 29/Nov/95 benchmark suite and revision: Parkbench message passing library and revision: PVM 3.3.10.2 (to be released Dec '95) benchmark: comms1 problem size (if applicable): number of nodes: 4 file number if one of a group: manufacturer: Convex model number: Exemplar 1200 cpu: HP-PA/RISC 7200 cpu speed (MHz): 120Mhz fpu: integrated primary cache: 250kbytes secondary cache: none other cache: none memory: 512M disk and connection: SCSI interconnect type: shared memory switching: none other hardware: none operating system and version: SPP-UX 3.2 (to be released Dec ' 95) compilers, libraries and versions: Convex FORTRAN, vs 9.3 /usr/convex/cc/cc: 6.3 compiler switches: -O2 (full optimization) additional tuning parameters: other software: additional comments: PARKBENCH Version 1.0 *** UNOFFICIAL release test package *** This run was with unmodified code PVM_ARCH = CSPP PVMBUFSIZE=1000000 ================================================= === === === GENESIS / PARKBENCH Distributed Memory === === Benchmarks === === === === COMMS1 === === === === Program: Message Pingpong === === Version: PVM + Fortran 77 === === Authors: Roger W. Hockney === === Ian Glendinning === === Ade Miller === === === ================================================= The measurement time requested for each test case was 1.00E+00 seconds. No distinction was made between long and short messages. Zero length messages were not used in least squares fitting. Case LENGTH(B) TIME(sec) RINF(B/s) N1/2(B) %error fit 1 0 5.322E-05 .000E+00 .000E+00 .000E+00 2 1 5.559E-05 .000E+00 .000E+00 .000E+00 3 2 5.661E-05 9.746E+05 5.318E+01 .000E+00 4 4 5.581E-05 1.798E+08 1.007E+04 7.900E-01 5 6 5.580E-05 -2.737E+07 -1.535E+03 6.913E-01 6 8 5.684E-05 1.152E+07 6.425E+02 7.879E-01 7 10 5.591E-05 3.423E+07 1.915E+03 8.127E-01 8 20 5.566E-05 -6.582E+07 -3.695E+03 8.028E-01 9 30 5.721E-05 3.554E+07 1.986E+03 9.007E-01 10 40 5.776E-05 2.421E+07 1.351E+03 8.853E-01 11 50 5.740E-05 2.806E+07 1.567E+03 8.642E-01 12 60 5.867E-05 2.399E+07 1.338E+03 8.474E-01 13 70 5.875E-05 2.381E+07 1.328E+03 8.104E-01 14 80 5.988E-05 2.175E+07 1.212E+03 8.117E-01 15 90 6.069E-05 2.014E+07 1.121E+03 8.288E-01 16 100 6.073E-05 1.997E+07 1.111E+03 8.011E-01 17 110 6.101E-05 2.015E+07 1.122E+03 7.738E-01 18 120 6.118E-05 2.063E+07 1.149E+03 7.631E-01 19 130 6.205E-05 2.057E+07 1.145E+03 7.315E-01 20 140 6.318E-05 1.999E+07 1.112E+03 7.339E-01 21 150 6.239E-05 2.054E+07 1.144E+03 7.629E-01 22 160 6.378E-05 2.033E+07 1.132E+03 7.345E-01 23 170 6.304E-05 2.094E+07 1.167E+03 7.858E-01 24 180 6.350E-05 2.141E+07 1.194E+03 8.010E-01 25 190 6.447E-05 2.151E+07 1.200E+03 7.739E-01 26 200 6.573E-05 2.119E+07 1.181E+03 7.656E-01 27 210 6.643E-05 2.085E+07 1.161E+03 7.719E-01 28 220 6.583E-05 2.102E+07 1.171E+03 7.728E-01 29 230 6.690E-05 2.093E+07 1.166E+03 7.492E-01 30 240 6.593E-05 2.136E+07 1.192E+03 8.155E-01 31 250 6.703E-05 2.151E+07 1.200E+03 7.966E-01 32 260 6.765E-05 2.158E+07 1.204E+03 7.783E-01 33 270 6.974E-05 2.117E+07 1.180E+03 8.170E-01 34 280 6.767E-05 2.152E+07 1.200E+03 8.861E-01 35 290 6.803E-05 2.184E+07 1.219E+03 9.166E-01 36 300 6.931E-05 2.190E+07 1.223E+03 8.888E-01 37 400 7.276E-05 2.234E+07 1.250E+03 8.800E-01 38 600 8.080E-05 2.311E+07 1.297E+03 8.461E-01 39 800 8.883E-05 2.377E+07 1.337E+03 8.038E-01 40 1000 9.798E-05 2.387E+07 1.344E+03 7.208E-01 41 2000 1.308E-04 2.595E+07 1.476E+03 8.403E-01 42 5000 2.306E-04 2.835E+07 1.632E+03 7.158E-01 43 10000 3.883E-04 2.984E+07 1.732E+03 5.880E-01 44 20000 7.500E-04 2.910E+07 1.679E+03 3.690E-01 45 30000 1.092E-03 2.904E+07 1.673E+03 2.524E-01 46 40000 1.279E-03 3.095E+07 1.844E+03 1.259E+00 ------------------------ COMMS1: Message Pingpong ------------------------ Result Summmary --------------- rinf = 30.952 MByte/s, nhalf = 1844.251 Byte, startup = 59.584 us