php在windows环境下获得cpu内存实时使用率(推荐)

getFilePath( 'cpu_usage.vbs',"On Error Resume Next Set objProc = GetObject("winmgmts:\.rootcimv2:win32_processor='cpu0'") WScript.Echo(objProc.LoadPercentage)" ); } /** * 获得总内存及可用物理内存JSON vbs文件生成函数 * @return string 返回vbs文件路径 */ private function getMemoryUsageVbsPath() { return $this->getFilePath( 'memory_usage.vbs',"On Error Resume Next Set objWMI = GetObject("winmgmts:\.rootcimv2") Set colOS = objWMI.InstancesOf("Win32_OperatingSystem") For Each objOS in colOS Wscript.Echo("{""TotalVisibleMemorySize"":" & objOS.TotalVisibleMemorySize & ",""FreePhysicalMemory"":" & objOS.FreePhysicalMemory & "}") Next" ); } /** * 获得CPU使用率 * @return Number */ public function getCpuUsage() { $path = $this->getCupUsageVbsPath(); exec("cscript -nologo $path",$usage); return $usage[0]; } /** * 获得内存使用率数组 * @return array */ public function getMemoryUsage() { $path = $this->getMemoryUsageVbsPath(); exec("cscript -nologo $path",$usage); $memory = json_decode($usage[0],true); $memory['usage'] = Round((($memory['TotalVisibleMemorySize'] - $memory['FreePhysicalMemory']) / $memory['TotalVisibleMemorySize']) * 100); return $memory; } }

getCpuUsage(); $memory = $info->getMemoryUsage(); echo "当前系统CPU使用率：{$cpu}%，内存使用率{$memory['usage']}%";