php的服务器cpu数量怎么获取

发布网友发布时间：2022-05-05 00:46

共2个回答

热心网友时间：2022-06-27 22:32

<?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(" ", $res['cpu']['model']);
 if (false !== is_array($res['cpu']['mhz'])) $res['cpu']['mhz'] = implode(" ", $res['cpu']['mhz']);
 if (false !== is_array($res['cpu']['cache'])) $res['cpu']['cache'] = implode(" ", $res['cpu']['cache']);
 if (false !== is_array($res['cpu']['bogomips'])) $res['cpu']['bogomips'] = implode(" ", $res['cpu']['bogomips']);
 }
 // NETWORK
 // UPTIME
 if (false === ($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;
}

//FreeBSD系统探测
function sys_freebsd() {
 //CPU
 if (false === ($res['cpu']['num'] = get_key("hw.ncpu"))) return false;
 $res['cpu']['num_text'] = str_replace(array(1,2,4,8,16), array('单','双','四','八','十六'), $res['cpu']['num']).'核';
 $res['cpu']['model'] = get_key("hw.model");
 //LOAD AVG
 if (false === ($res['load_avg'] = get_key("vm.loadavg"))) return false;
 //UPTIME
 if (false === ($buf = get_key("kern.boottime"))) return false;
 $buf = explode(' ', $buf);
 $sys_ticks = time() - intval($buf[3]);
 $min = $sys_ticks / 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'] .= $min."分钟";
//MEMORY
 if (false === ($buf = get_key("hw.physmem"))) return false;
 $res['mem_total'] = round($buf/1024/1024, 2);
 $str = get_key("vm.vmtotal");
 preg_match_all("/\nVirtual Memory[\:\s]*$Total[\:\s]*([\d]+)K[\,\s]*Active[\:\s]*([\d]+)K$\n/i", $str, $buff, PREG_SET_ORDER);
 preg_match_all("/\nReal Memory[\:\s]*$Total[\:\s]*([\d]+)K[\,\s]*Active[\:\s]*([\d]+)K$\n/i", $str, $buf, PREG_SET_ORDER);
 $res['mem_real_used'] = round($buf[0][2]/1024, 2);
 $res['mem_cached'] = round($buff[0][2]/1024, 2);
 $res['mem_used'] = round($buf[0][1]/1024, 2) + $res['mem_cached'];
 $res['mem_free'] = $res['mem_total'] - $res['mem_used'];
 $res['mem_percent'] = (floatval($res['mem_total'])!=0)?round($res['mem_used']/$res['mem_total']*100,2):0;
 $res['mem_real_percent'] = (floatval($res['mem_total'])!=0)?round($res['mem_real_used']/$res['mem_total']*100,2):0;
 return $res;
}

//取得参数值 FreeBSD
function get_key($keyName) {
 return do_command('sysctl', "-n $keyName");
}

//确定执行文件位置 FreeBSD
function find_command($commandName) {
 $path = array('/bin', '/sbin', '/usr/bin', '/usr/sbin', '/usr/local/bin', '/usr/local/sbin');
 foreach($path as $p) {
 if (@is_executable("$p/$commandName")) return "$p/$commandName";
 }
 return false;
}

//windows系统探测
function sys_windows() {
 if(PHP_VERSION >= 5) {
 $obj_locator = new COM("WbemScripting.SWbemLocator");
 $wmi =& $obj_locator->ConnectServer();
 } else {
 return false;
 }
 //CPU
 $cpuinfo = GetWMI(&$wmi, "Win32_Processor", array("Name", "L2CacheSize", "NumberOfCores"));
 $res['cpu']['num'] = $cpuinfo[0]['NumberOfCores'];
 if (null == $res['cpu']['num']) {
 $res['cpu']['num'] = 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'] .= $cpuinfo[0]['Name']." ";

 $res['cpu']['cache'] .= $cpuinfo[0]['L2CacheSize']." ";

 }*/
 $cpuinfo[0]['L2CacheSize'] = ' ('.$cpuinfo[0]['L2CacheSize'].')';
 $x1 = ($res['cpu']['num']==1) ? '' : ' ×'.$res['cpu']['num'];
 $res['cpu']['model'] = $cpuinfo[0]['Name'].$cpuinfo[0]['L2CacheSize'].$x1;
 //SYSINFO
 $sysinfo = GetWMI(&$wmi, "Win32_OperatingSystem", array('LastBootUpTime','TotalVisibleMemorySize','FreePhysicalMemory','Caption','CSDVersion','SerialNumber','InstallDate'));
 $sysinfo[0]['Caption']=iconv('GBK', 'UTF-8',$sysinfo[0]['Caption']);
 $sysinfo[0]['CSDVersion']=iconv('GBK', 'UTF-8',$sysinfo[0]['CSDVersion']);
 $res['win_n'] = $sysinfo[0]['Caption'].' '.$sysinfo[0]['CSDVersion']." 序列号:{$sysinfo[0]['SerialNumber']} 于".date('Y年m月d日H:i:s',strtotime(substr($sysinfo[0]['InstallDate'],0,14)))."安装";
 //UPTIME
 $res['uptime'] = $sysinfo[0]['LastBootUpTime'];
 $sys_ticks = time() - strtotime(substr($res['uptime'], 0, 14));
 $min = $sys_ticks / 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
 $res['mem_total'] = round($sysinfo[0]['TotalVisibleMemorySize']/1024,2);
 $res['mem_free'] = round($sysinfo[0]['FreePhysicalMemory']/1024,2);
 $res['mem_used'] = $res['mem_total']-$res['mem_free']; //上面两行已经除以1024,这行不用再除了
 $res['mem_percent'] = round($res['mem_used'] / $res['mem_total']*100,2);
 //LoadPercentage
 $loadinfo = GetWMI(&$wmi, "Win32_Processor", array("LoadPercentage"));
 $res['load_avg'] = $loadinfo[0]['LoadPercentage'];
 return $res;
}
function GetWMI(&$wmi, $strClass, $strValue = array()) {
 $arrData = array();
 $objWEBM = $wmi->Get($strClass);
 $arrProp = $objWEBM->Properties_;
 $arrWEBMCol = $objWEBM->Instances_();
 foreach($arrWEBMCol as $objItem) {
 @reset($arrProp);
 $arrInstance = array();
 foreach($arrProp as $propItem) {
 eval("\$value = \$objItem->" . $propItem->Name . ";");
 if (empty($strValue)) {
 $arrInstance[$propItem->Name] = trim($value);
 } else {
 if (in_array($propItem->Name, $strValue)) {
 $arrInstance[$propItem->Name] = trim($value);
 }
 }
 }
 $arrData[] = $arrInstance;
 }
 return $arrData;
}

//根据操作系统取得CPU相关信息
switch(PHP_OS) {
 case "Linux":
 $sysReShow = (($sys_info = sys_linux()) !== false) ? "show" : "none";
 break;
 case "FreeBSD":
 $sysReShow = (($sys_info = sys_freebsd()) !== false) ? "show" : "none";
 break;
 case "WINNT":
 $sysReShow = (($sys_info = sys_windows()) !== false) ? "show" : "none";
 break;
 default:
 break;
}
?>

此PHP类，根据操作系统来进行判断。

调用<?php echo '['.$sys_info['cpu']['num_text'].'] '.$sys_info['cpu']['model']; ?>

热心网友时间：2022-06-27 22:32

参考：http://zhidao.baidu.com/question/500693663.html

在cmd下用批处理语句获取windows的CPU 内存使用情况的语句，找下。
然后php有执行 OS 原生脚本的函数，跟你在CMD下执行一样。
执行完，获取返回的信息即可。