(PHP 5 >= 5.1.3, PHP 7)
Gets system load average
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.
Returns:
Returns an array with three samples (last 1, 5 and 15 minutes).
Notes:
This function is not implemented on Windows platforms.
Examples:
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.'); } ?>
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