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: comms3 problem size (if applicable): number of nodes: 6 file number if one of a group: 5 of 6 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 compiler switches: -O2 (full optimization) /usr/convex/cc/cc: 6.3 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=10000000 ================================================= === === === GENESIS / PARKBENCH Distributed Memory === === Benchmarks === === === === COMMS3 === === === === Program: Saturation Bandwidth === === Version: PVM + Fortran 77 === === Author: Roger W. Hockney === === === ================================================= Case LENGTH(B) TIME(sec) RAV(B/s) 1 200 2.370E-05 8.439E+06 2 400 2.493E-05 1.605E+07 3 600 3.307E-05 1.814E+07 4 800 4.126E-05 1.939E+07 5 1000 4.992E-05 2.003E+07 6 2000 9.010E-05 2.220E+07 7 5000 2.347E-04 2.130E+07 8 10000 4.508E-04 2.219E+07 9 20000 9.536E-04 2.097E+07 10 50000 2.146E-03 2.330E+07 11 100000 4.303E-03 2.324E+07 12 200000 8.761E-03 2.283E+07 13 500000 2.224E-02 2.248E+07 ---------------------------- COMMS3: Saturation Bandwidth ---------------------------- Result Summary -------------- Number of Processors(nodes) in test = 6 Maximum Observed Total Bandwidth = 2.330E+07 Byte/s Maximum Bandwidth per Processor = 3.884E+06 Byte/s