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getrusage

(PHP 4, PHP 5)

getrusageGets the current resource usages

Description

array getrusage ([ int $who = 0 ] )

This is an interface to getrusage(2). It gets data returned from the system call.

Parameters

who

If who is 1, getrusage will be called with RUSAGE_CHILDREN.

Return Values

Returns an associative array containing the data returned from the system call. All entries are accessible by using their documented field names.

Examples

Example #1 getrusage() example

<?php
$dat 
getrusage();
echo 
$dat["ru_nswap"];         // number of swaps
echo $dat["ru_majflt"];        // number of page faults
echo $dat["ru_utime.tv_sec"];  // user time used (seconds)
echo $dat["ru_utime.tv_usec"]; // user time used (microseconds)
?>

Notes

Note: This function is not implemented on Windows platforms.

See Also

  • Your system's man page on getrusage(2)

PHP Manual