复制代码 代码如下:
set_time_limit(0);
$str = str_pad($str, 512, 0);
$file = fopen(./temp,a+);
$i = 0;
$bytes = 1000000000;
$mygabyte = $bytes/1000000;
echo test start. waiting ...;
$starttime = time();
while($i     $i += fwrite($file, $str);
}$endtime = time();
$usetime = $endtime - $starttime;
$write_xiaolv = $bytes/$usetime;
$myga_xiaolv = $mygabyte/$usetime;
echo create 1gb file use time .$usetime. seconds\n;
echo speed :.$write_xiaolv. byte/s\n;
echo speed :.$myga_xiaolv. m/s\n;
http://www.bkjia.com/phpjc/728111.htmlwww.bkjia.comtruehttp://www.bkjia.com/phpjc/728111.htmltecharticle复制代码 代码如下: ?php set_time_limit(0); $str = str_pad($str, 512, 0); $file = fopen(./temp,a+); $i = 0; $bytes = 1000000000; $mygabyte = $bytes/1000000; echo test...