getrusage Gets the current resource usages


getrusage

(PHP 4, PHP 5)

getrusageGets the current resource usages

说明

array getrusage ([ int $who = 0 ] )

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

参数

who

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

返回值

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

范例

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)
?>

注释

Note: 此函数未在 Windows 平台下实现。

参见

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


«  getrandmax
» getservbyname
快速导航

Copyright © 2016 phpStudy | 皖ICP备18014864号-4