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PHP

Gets system load average


sys_getloadavg

(PHP 5 >= 5.1.3)

sys_getloadavgGets system load average

Description

array sys_getloadavg ( void )

Returns three samples representing the average system load (the number of processes in the system run queue) over the last 1, 5 and 15 minutes, respectively.

Return Values

Returns an array with three samples (last 1, 5 and 15 minutes).

Examples

Example #1 A sys_getloadavg() example

<?php
$load 
sys_getloadavg();
if (
$load[0] > 80) {
    
header('HTTP/1.1 503 Too busy, try again later');
    die(
'Server too busy. Please try again later.');
}
?>

Notes

Note: This function is not implemented on Windows platforms.



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