使用php测试硬盘写入速度示例

复制代码 代码如下:<?phpset_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 < $bytes){    $i += fwrite($file, $str);} $endtime = time();$usetime = $endtime – $starttime;$w