#*name: Ian Glenndining #*establishment: University of Southampton #*email: #telephone: 0703 595000 #date sent: # #*date benchmarked: 26/05/94 #*benchmark suite and revision: genesis 3.0 #*message passing library and revision: pvm 3.1 #*benchmark: COMMS1 #*problem size (if applicable): #*number of nodes: #*file number if one of a group: # # #*manufacturer: MEIKO #*model number: CS-2 # # #cpu: 8 x scalar I/O processing element (superscalar SPARC) #cpu speed (Mhz): 40 MHz #fpu: integrated #primary cache: 20 KByte instruction cache + 16 KByte data cache #secondary cache: none #other cache: none #memory: 32 MBytes #disk and connection: none - swap over internal network to disk. # #interconnect type: Meiko - MBUS + custom-chip (ELAN communications processor) #switching: Meiko custom-switch (ELITE) # #other hardware: # #operating system and version: Solaris 2.3 #compilers, libraries and versions: FORTRAN 2.0.1, Sun Fortran 2.0 libraries #compiler switches: various #additional tuning parameters: #other software: #file system type: # #additional comments: ================================================= === === === GENESIS Distributed Memory Benchmarks === === === === COMMS1 === === === === Program: Message Pingpong === === Version: PVM 3.1 Fortran 77 === === Authors: Roger W. Hockney === === Ian Glendinning === === Ade Miller === === Updates: Jun 1994 - Release 3.0 === === Jan 1994 - Release 2.3 === === Apr 1993 - Release 2.2 === === === ================================================= This run started Thu May 26 14:57:30 BST Run on Meiko CS-2 at the University of Southampton Compiler version: SC2.0.1 20 Apr 1993 Sun FORTRAN 2.0.1 patch 100963-03, b/end SC2.0.1 03 Sep 1992 Operating system: SunOS 5.1 MEIKO FCS Benchmarker was Ian Glendinning 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 used in least squares fitting Case LENGTH(B) TIME(sec) RINF(B/s) N1/2(B) %error fit 1 0 1.983E-04 0.000E+00 0.000E+00 0.000E+00 2 1 2.001E-04 5.329E+05 1.056E+02 0.000E+00 3 2 2.006E-04 8.383E+05 1.664E+02 1.606E-01 4 4 2.007E-04 1.886E+06 3.752E+02 3.000E-01 5 6 2.014E-04 2.419E+06 4.817E+02 2.845E-01 6 8 2.023E-04 2.487E+06 4.953E+02 2.590E-01 7 10 2.010E-04 3.910E+06 7.799E+02 3.761E-01 8 20 2.004E-04 1.569E+07 3.140E+03 5.083E-01 9 30 2.015E-04 2.125E+07 4.256E+03 4.805E-01 10 40 2.025E-04 1.878E+07 3.761E+03 4.551E-01 11 50 2.038E-04 1.569E+07 3.141E+03 4.415E-01 12 60 2.043E-04 1.512E+07 3.027E+03 4.228E-01 13 70 2.060E-04 1.346E+07 2.693E+03 4.238E-01 14 80 2.048E-04 1.467E+07 2.936E+03 4.292E-01 15 90 2.075E-04 1.361E+07 2.723E+03 4.292E-01 16 100 2.070E-04 1.390E+07 2.780E+03 4.189E-01 17 110 2.092E-04 1.325E+07 2.650E+03 4.186E-01 18 120 2.078E-04 1.383E+07 2.767E+03 4.270E-01 19 130 2.156E-04 1.163E+07 2.324E+03 6.986E-01 20 140 2.161E-04 1.059E+07 2.113E+03 7.858E-01 21 150 2.188E-04 9.679E+06 1.928E+03 8.854E-01 22 160 2.179E-04 9.372E+06 1.866E+03 8.896E-01 23 170 2.181E-04 9.266E+06 1.844E+03 8.726E-01 24 180 2.182E-04 9.295E+06 1.850E+03 8.542E-01 25 190 2.207E-04 9.182E+06 1.827E+03 8.332E-01 26 200 2.206E-04 9.203E+06 1.832E+03 8.176E-01 27 210 2.219E-04 9.195E+06 1.830E+03 7.974E-01 28 220 2.223E-04 9.244E+06 1.840E+03 7.835E-01 29 230 2.245E-04 9.203E+06 1.832E+03 7.636E-01 30 240 2.236E-04 9.302E+06 1.852E+03 7.629E-01 31 250 2.272E-04 9.226E+06 1.836E+03 7.442E-01 32 260 2.279E-04 9.189E+06 1.829E+03 7.320E-01 33 270 2.289E-04 9.166E+06 1.824E+03 7.185E-01 34 280 2.292E-04 9.180E+06 1.827E+03 7.070E-01 35 290 2.320E-04 9.119E+06 1.814E+03 6.950E-01 36 300 2.322E-04 9.104E+06 1.811E+03 6.850E-01 37 400 2.420E-04 9.149E+06 1.821E+03 6.503E-01 38 600 2.567E-04 9.652E+06 1.927E+03 7.239E-01 39 800 2.796E-04 9.822E+06 1.963E+03 6.684E-01 40 1000 2.973E-04 1.003E+07 2.006E+03 6.455E-01 41 2000 3.895E-04 1.041E+07 2.089E+03 5.415E-01 42 5000 6.940E-04 1.017E+07 2.038E+03 3.233E-01 43 10000 1.218E-03 9.897E+06 1.975E+03 2.734E-01 44 20000 2.348E-03 9.432E+06 1.862E+03 4.238E-01 45 30000 3.450E-03 9.295E+06 1.825E+03 3.417E-01 46 40000 4.598E-03 9.180E+06 1.792E+03 3.325E-01 ------------------------ COMMS1: Message Pingpong ------------------------ Result Summmary --------------- rinf = 9.180 MByte/s, nhalf = 1791.949 Byte, startup = 195.200 us