getrusage
(PHP 3 >= 3.0.7, PHP 4, PHP 5)
getrusage -- Gets the current resource usages
说明
array
getrusage ( [int who] )
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
例 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) ?>
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参见
Your system's man page on getrusage(2) |