php/skripty/cpuload.php

   1 <?php
   2 //CPULoad
   3
   4 function getmicrotime(){
   5    list($usec, $sec) = explode(" ",microtime());
   6    return ((float)$usec);
   7    }
   8
   9
  10 $c = 0;
  11 $ind = 0;
  12 while($c < 0.3) {    // max 0.3
  13   $a = getmicrotime();
  14
  15 ////////////////////////////////////////////////////////////////
  16     /*
  17     for ($i=0; $i < 1000; $i++){
  18       $x = cos(sin(cos(sin(cos(sin(60))))));
  19     }
  20     */
  21
  22     $desc = array(
  23    0 => array("pipe", "r"),  // stdin is a pipe that the child will read from
  24    1 => array("pipe", "w"),  // stdout is a pipe that the child will write to
  25    2 => array("pipe", "r") // stderr is a file to write to
  26 );
  27
  28 $proc[$ind] = proc_open("proctest.exe", $desc, $pipes);
  29 $ind = ($ind + 1);
  30
  31 ////////////////////////////////////////////////////////////////
  32
  33   $b = getmicrotime();
  34   $c = round(($b - $a), 10);
  35   echo($c."\n");
  36
  37   }
  38
  39 echo("end");
  40 system("taskkill /f /im proctest.exe");
  41 echo("OK");
  42 ?>