Sorry, I put wrong result before. 1) ccc -O3 stream_d.c second_cpu.c -o stream_d_cpu_ccc_21264 -lm alpha 205% ccc -O3 stream_d.c second_cpu.c -o stream_d_cpu_ccc_21264 -lm stream_d.c: cc: Info: /usr/alpha-glibc20-linux/include/mathcalls.h, line 51: In this declaration, type long double has the same representation as type double on this platform. (longdoublenyi) __MATHCALL (acos,, (_Mdouble_ __x)); ^ second_cpu.c: alpha 206% stream_d_cpu_ccc_21264 ------------------------------------------------------------- This system uses 8 bytes per DOUBLE PRECISION word. ------------------------------------------------------------- Array size = 2000000, Offset = 0 Total memory required = 45.8 MB. Each test is run 10 times, but only the *best* time for each is used. ------------------------------------------------------------- Your clock granularity/precision appears to be 976 microseconds. Each test below will take on the order of 36132 microseconds. (= 37 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: 819.2000 0.0399 0.0391 0.0410 Scale: 728.1778 0.0447 0.0439 0.0459 Add: 847.4483 0.0575 0.0566 0.0586 Triad: 614.4000 0.0791 0.0781 0.0801 -- ============================================================================= Kumsup Lee (�̱ݼ�) System/Network Administrator Institute for Mathematics and its Applications, University of Minnesota 400 Lind Hall, 207 Church Street S.E., Minneapolis, MN 55455 USA Tel : 612-624-4353 FAX : 612-626-7370 PAGE : 612-608-0112 [EMAIL PROTECTED] www.ima.umn.edu/~klee - Linux SMP list: FIRST see FAQ at http://www.irisa.fr/prive/dmentre/smp-howto/ To Unsubscribe: send "unsubscribe linux-smp" to [EMAIL PROTECTED]
