Stream安裝配置教程

Stream安裝配置教程 [root@RedHat stream]# makegcc -O2 stream.c -o stream[root@RedHat stream]# lsMakefile  stream  stream.c  stream.f[root@RedHat stream]# ./stream-------------------------------------------------------------STREAM version $Revision: 5.9 $-------------------------------------------------------------This system uses 8 bytes per DOUBLE PRECISION word.-------------------------------------------------------------Array size = 2000000, Offset = 0Total memory required = 45.8 MB.Each test is run 10 times, but onlythe *best* time for each is used.-------------------------------------------------------------Printing one line per active thread....-------------------------------------------------------------Your clock granularity/precision appears to be 6 microseconds.Each test below will take on the order of 17340 microseconds.   (= 2890 clock ticks)Increase the size of the arrays if this shows thatyou 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 theprecision of your system timer.-------------------------------------------------------------Function      Rate (MB/s)   Avg time     Min time     Max timeCopy:        2264.0171       0.0154       0.0141       0.0169Scale:       2212.8422       0.0154       0.0145       0.0164Add:         2936.3309       0.0196       0.0163       0.0214Triad:       2673.8123       0.0199       0.0180       0.0216-------------------------------------------------------------Solution Validates-------------------------------------------------------------[root@RedHat stream]#