public static extern bool GetNetInfo(ref WNICInfo info);
public void stat()
{
ManagementObject diskObj = RetrieveManagementObject("Win32_PerfFormattedData_PerfDisk_PhysicalDisk");
//read system info
sysInfo.percentDiskIdleTime = (UInt64)diskObj["PercentIdleTime"];
sysInfo.percentDiskReadTime = (UInt64)diskObj["PercentDiskReadTime"];
sysInfo.percentDiskWriteTime = (UInt64)diskObj["PercentDiskWriteTime"];
//network
sysInfo.nrecv = 0;
sysInfo.nsend = 0;
if (hasWNIC)
{
WNICInfo info = new WNICInfo();
info.index = wnicIndex;
bool res = GetNetInfo(ref info);
if(res)
{
sysInfo.nrecv = info.In - sysInfo.winfo.In;
sysInfo.nsend = info.Out - sysInfo.winfo.Out;
sysInfo.winfo = info;
}
}
//memory
ManagementObject memObj = RetrieveManagementObject("Win32_PerfFormattedData_PerfOS_Memory");
ManagementObject cacheObj = RetrieveManagementObject("Win32_PerfFormattedData_PerfOS_Cache");
sysInfo.memRead = (UInt32)memObj["PagesOutputPerSec"];//pages/sec
sysInfo.memWrite = (UInt32)memObj["PagesInputPerSec"];
sysInfo.memCopy = (UInt32)cacheObj["CopyReadsPerSec"];//pages/sec
//processor
ManagementObject cpuObj = RetrieveManagementObject("Win32_Processor");
sysInfo.cpuFrequency = (UInt32)cpuObj["CurrentClockSpeed"];
sysInfo.cpuTime = 0;
sysInfo.voltage = (UInt16)cpuObj["CurrentVoltage"];
//disk
sysInfo.diskRead = 0;
sysInfo.diskWrite = 0;
//save
tempData.beginRecord();
tempData.addSystemInfo(sysInfo);//before add process info, important
//read process info
Process[] processes = Process.GetProcesses();
HashSet<UInt32> processNetStatus = NetInfoWrapper.netActiveProcesses();
sysInfo.NetActiveProcessNum = processNetStatus.Count;
foreach (Process p in processes)
{
int id = 0;
try
{
String name = p.ProcessName;
id = p.Id;
ProcessInfo pinfo = statProcessInfo(p);
if (pinfo != null)
{
if (processNetStatus.Contains((UInt32)p.Id))
pinfo.networkActive = true;
tempData.addProcessInfo(pinfo);
sysInfo.cpuTime += pinfo.cpuTime;
sysInfo.diskRead += pinfo.dread;
sysInfo.diskWrite += pinfo.dwrite;
}
}
catch (Exception ex)//process exited
{
if (counterTable.ContainsKey(id))
{
counterTable.Remove(id);
}
Console.WriteLine(ex.StackTrace);
}
}
//update time
double time = new TimeSpan(DateTime.Now.Ticks).TotalMilliseconds;
sysInfo.timeInterval = time - sysInfo.time;
sysInfo.time = time;
tempData.endRecord();
//log if needed
if (SaveResult == 1) LogResult();
}
