Script started on Wed Apr 18 16:28:49 2001 % head -1 /etc/motd Compaq Tru64 UNIX V5.1 (Rev. 732); Fri Feb 16 15:40:57 EST 2001 % /usr/sbin/psrinfo -v Status of processor 0 as of: 04/18/01 16:29:00 Processor has been on-line since 04/18/2001 11:46:51 The alpha EV6.7 (21264A) processor operates at 667 MHz, and has an alpha internal floating point processor. % echo "2900755,0,10" | ./no_omp_10may n, offset, ntimes ---------------------------------------------- Double precision appears to have 16 digits of accuracy Assuming 8 bytes per DOUBLE PRECISION word ---------------------------------------------- Array size = 2900755 Offset = 0 The total memory requirement is 66.39 MB You are running each test 10 times The *best* time for each test is used ---------------------------------------------------- Your clock granularity/precision appears to be 900 microseconds The tests below will each take a time on the order of 29300 microseconds (= 33 clock ticks) Increase the size of the arrays if this shows that you are not getting at least 20 clock ticks per test. ---------------------------------------------------- WARNING -- The above is only a rough guideline. For best results, please be sure you know the precision of your system timer. ---------------------------------------------------- Function Rate (MB/s) RMS time Min time Max time Copy: 1361.0581 0.0347 0.0341 0.0371 Scale: 1285.6532 0.0361 0.0361 0.0362 Add: 1321.0269 0.0536 0.0527 0.0546 Triad: 1346.5787 0.0524 0.0517 0.0527 Sum of a is = 3.345443007631971E+018 Sum of b is = 6.690886015308940E+017 Sum of c is = 8.921181354119566E+017 % exit % script done on Wed Apr 18 16:29:25 2001