php 获取 linux 系统下的信息
<?php
header("Content-type: text/html; charset=utf-8");
error_reporting(E_ALL ^ E_DEPRECATED);
//linux系统探测
function sys_linux() {
// CPU
if (false === ($str = @file("/proc/cpuinfo"))) return false;
$str = implode("", $str);
@preg_match_all("/model\s+name\s{0,}\:+\s{0,}([\w\s\)\(\@.-]+)([\r\n]+)/s", $str, $model);
@preg_match_all("/cpu\s+MHz\s{0,}\:+\s{0,}([\d\.]+)[\r\n]+/", $str, $mhz);
@preg_match_all("/cache\s+size\s{0,}\:+\s{0,}([\d\.]+\s{0,}[A-Z]+[\r\n]+)/", $str, $cache);
@preg_match_all("/bogomips\s{0,}\:+\s{0,}([\d\.]+)[\r\n]+/", $str, $bogomips);
if (false !== is_array($model[1])) {
$res['cpu']['num'] = sizeof($model[1]);
$res['cpu']['num_text'] = str_replace(array(1,2,4,8,16), array('单','双','四','八','十六'), $res['cpu']['num']).'核';
/*
for($i = 0; $i < $res['cpu']['num']; $i++) {
$res['cpu']['model'][] = $model[1][$i].' ('.$mhz[1][$i].')';
$res['cpu']['mhz'][] = $mhz[1][$i];
$res['cpu']['cache'][] = $cache[1][$i];
$res['cpu']['bogomips'][] = $bogomips[1][$i];
}*/
$x1 = ($res['cpu']['num']==1) ? '' : ' ×'.$res['cpu']['num'];
$mhz[1][0] = ' | 频率:'.$mhz[1][0];
$cache[1][0] = ' | 二级缓存:'.$cache[1][0];
$bogomips[1][0] = ' | Bogomips:'.$bogomips[1][0];
$res['cpu']['model'][] = $model[1][0].$mhz[1][0].$cache[1][0].$bogomips[1][0].$x1;
if (false !== is_array($res['cpu']['model'])) $res['cpu']['model'] = implode("<br />", $res['cpu']['model']);
if (false !== is_array($res['cpu']['mhz'])) $res['cpu']['mhz'] = implode("<br />", $res['cpu']['mhz']);
if (false !== is_array($res['cpu']['cache'])) $res['cpu']['cache'] = implode("<br />", $res['cpu']['cache']);
if (false !== is_array($res['cpu']['bogomips'])) $res['cpu']['bogomips'] = implode("<br />", $res['cpu']['bogomips']);
}
// NETWORK
// UPTIME
if (false === ($str = @file("/proc/uptime"))) return false;
$str = explode(' ', implode("", $str));
$str = trim($str[0]);
$min = $str / 60;
$hours = $min / 60;
$days = floor($hours / 24);
$hours = floor($hours - ($days * 24));
$min = floor($min - ($days * 60 * 24) - ($hours * 60));
if ($days !== 0) $res['uptime'] = $days."天";
if ($hours !== 0) $res['uptime'] .= $hours."小时";
$res['uptime'] .= $min."分钟";
// MEMORY
if(false === ($str = @file("/proc/meminfo"))) return false;
$str = implode("", $str);
preg_match_all("/MemTotal\s{0,}\:+\s{0,}([\d\.]+).+?MemFree\s{0,}\:+\s{0,}([\d\.]+).+?Cached\s{0,}\:+\s{0,}([\d\.]+).+?SwapTotal\s{0,}\:+\s{0,}([\d\.]+).+?SwapFree\s{0,}\:+\s{0,}([\d\.]+)/s", $str, $buf);
preg_match_all("/Buffers\s{0,}\:+\s{0,}([\d\.]+)/s", $str, $buffers);
$res['mem_total'] = round($buf[1][0]/1024, 2);
$res['mem_free'] = round($buf[2][0]/1024, 2);
$res['mem_buffers'] = round($buffers[1][0]/1024, 2);
$res['mem_cached'] = round($buf[3][0]/1024, 2);
$res['mem_used'] = $res['mem_total']-$res['mem_free'];
$res['mem_percent'] = (floatval($res['mem_total'])!=0)?round($res['mem_used']/$res['mem_total']*100,2):0;
$res['mem_real_used'] = $res['mem_total'] - $res['mem_free'] - $res['mem_cached'] - $res['mem_buffers']; //真实内存使用
$res['mem_real_free'] = $res['mem_total'] - $res['mem_real_used']; //真实空闲
$res['mem_real_percent'] = (floatval($res['mem_total'])!=0)?round($res['mem_real_used']/$res['mem_total']*100,2):0; //真实内存使用率
$res['mem_cached_percent'] = (floatval($res['mem_cached'])!=0)?round($res['mem_cached']/$res['mem_total']*100,2):0; //Cached内存使用率
$res['swap_total'] = round($buf[4][0]/1024, 2);
$res['swap_free'] = round($buf[5][0]/1024, 2);
$res['swap_used'] = round($res['swap_total']-$res['swap_free'], 2);
$res['swap_percent'] = (floatval($res['swap_total'])!=0)?round($res['swap_used']/$res['swap_total']*100,2):0;
// LOAD AVG
if (false === ($str = @file("/proc/loadavg"))) return false;
$str = explode(' ', implode("", $str));
$str = array_chunk($str, 4);
$res['load_avg'] = implode(' ', $str[0]);
return $res;
}
echo '<pre>';
var_dump(sys_linux());
echo '</pre>';
?>打印结果：
array(17) {
["cpu"]=>
array(3) {
["num"]=>
int(1)
["num_text"]=>
string(6) "单核"
["model"]=>
string(103) "Intel(R) Xeon(R) CPU E5-2682 v4 @ 2.50GHz | 频率:2494.222 | 二级缓存:40960 KB
| Bogomips:4988.44"
}
["uptime"]=>
string(20) "2天19小时39分钟"
["mem_total"]=>
float(1839.57)
["mem_free"]=>
float(929.66)
["mem_buffers"]=>
float(154.14)
["mem_cached"]=>
float(369.32)
["mem_used"]=>
float(909.91)
["mem_percent"]=>
float(49.46)
["mem_real_used"]=>
float(386.45)
["mem_real_free"]=>
float(1453.12)
["mem_real_percent"]=>
float(21.01)
["mem_cached_percent"]=>
float(20.08)
["swap_total"]=>
float(1025)
["swap_free"]=>
float(1025)
["swap_used"]=>
float(0)
["swap_percent"]=>
float(0)
["load_avg"]=>
string(20) "0.08 0.03 0.05 2/148"
}其他系统详细信息查看：https://zhidao.baidu.com/question/516563157.html
其中 获取 window 系统信息 代码有误！！！
之后整理出来再发哈
