#!Exemplar 1200 ##NOTE OPTIMISATION INCLUDED CODE MODIFICATION, ##29/NOV/95 Ron Sercely, Convex Computer Corporation, ##PVM 3.3.10.2 (to be released Dec '95), ##PARKBENCH Version 1.0 *** UNOFFICIAL release test package *** #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) # #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 modified code. Modifications were: # Within the timing loops, the code segments like: # CALL PVMFINITSEND(PVMDEFAULT,INFO) # CALL PVMFPACK(BYTE1,A,ILEN,1,INFO) # CALL PVMFSEND(TIDS(NSLAVE),10,INFO) # CALL PVMFRECV(TIDS(NSLAVE),20,INFO) # CALL PVMFUNPACK(BYTE1,A,ILEN,1,INFO) # was changed to: # CALL PVMFPSEND(TIDS(NSLAVE),10,a,ilen,byte1,INFO) # CALL PVMFPRECV(TIDS(NSLAVE),20,a,ilen,byte1,iatid, # iatag,ialen,INFO) # The PSEND/PRECV functions are Convex versions of SEND/RECV optimized # shared memory PVM implementations. It is a documented, standard Convex # feature. # # Also, in synch1, one line of code was inserted just before the # timing loop:: # CALL PVMFFREEZEGROUP(GROUP,NNODE,INFO) # This function is a documented, standard Convex feature, which allows # optimized shared memory group operations, such as PVMFBARRIER # # Environment Variables: # PVM_ARCH = CSPP # PVMBUFSIZE=1000000 # PVMPSEND=0 (enables the PSEND functions) # #Message Length /Byte Transfer Rate /(Byte/s) 200 3265839.321 400 11997600.48 600 17457084.667 800 18484288.355 1000 25833118.057 2000 38395085.429 5000 7459346.561 10000 8045052.293 20000 13422818.792 50000 23137436.372 100000 56625141.563 200000 62676277.029 500000 46296296.296 1000000 46317739.694 # ##Number of nodes in test = 3 #Maximum Observed Total Bandwidth = 6.268E+07 Byte/s #Maximum Bandwidth per Processor = 2.089E+07 Byte/s