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Calculate Cpu Usage Getprocesstimes


totalVirtualMem += memInfo.totalswap; totalVirtualMem *= memInfo.mem_unit; Virtual Memory currently used: Same code as in "Total Virtual Memory" and then long long virtualMemUsed = memInfo.totalram - memInfo.freeram; //Add other values in next Join them; it only takes a minute: Sign up GET Process Cpu Usage In c up vote 1 down vote favorite 1 How can i Get process Cpu usage in c?? The while loop should be: while(fgets(line,128,file) != NULL) { if (strncmp(line, "VmSize:", 7) == 0) { result = parseLine(line); break; } } –Danny S Oct 19 '12 at 4:13 2 I will explain in this article the most efficient way I could find to calculate it for both processes and threads. this contact form

This is my own personal work only. All comments are moderated. We just need to compare the time spent by a process to the time spent by all processes on the computer, since the last time we made such a measurement. I am trying to get the CPU usage of more than one process at the same time. http://www.philosophicalgeek.com/2009/01/03/determine-cpu-usage-of-current-process-c-and-c/

Getprocesstimes Example

Syntax C++ Copy BOOL WINAPI GetProcessTimes( _In_  HANDLE     hProcess, _Out_ LPFILETIME lpCreationTime, _Out_ LPFILETIME lpExitTime, _Out_ LPFILETIME lpKernelTime, _Out_ LPFILETIME lpUserTime ); Parameters hProcess [in] A handle to the process whose timing information is sought. Required fields are marked *Comment Name * Email * Website Writing High-Performance .NET Code If you are a .NET programmer, you need a copy of my latest book, the best and CopyMemory(&ul_sys_user , &ft_sys_user , sizeof(FILETIME)); // Could been optimized away...

Well, for a quick solution, I used a PerformanceCounter, but there is only one instance of it so it keeps the overall performance pretty satisfying. Post navigation ← An easy stack layout panel for WinForms How to learn WPF (or anything else) → 39 thoughts on “Determine CPU usage of current process (C++ and C#)” Deekshit A script sample is found here. C# Get Current Cpu Usage Some quick tips: * Instead of using DateTime.Now, .UtcNow would be better as it's both faster and less dependent on user settings.

CpuUsage[] usage = new CpuUsage[nProcs]; for (int i=0;ihttp://stackoverflow.com/questions/29492100/calculate-average-cpu-usage-per-core-using-getprocesstimes-getsystemtimes do you know the reason?

In my code, I have a ring buffer of 360 entries, and I read this file every second. C# Get Cpu Usage Of Current Process Which was the last major war in which horse mounted cavalry actually participated in active fighting? Pro Static Code Analysis in an Agile World Pro The Hybrid Cloud Better Way to Sleep: Control Execution and Limit CPU Usage by your Threads Using the Intel® Edison Module to Sign In·ViewThread·Permalink Anybody has the complete code?

C++ Get Cpu Usage Linux

share|improve this answer edited Dec 30 '14 at 4:28 answered Dec 16 '09 at 2:21 Michael Taylor 1,3731911 You left off #include to define task_info() in the "Virtual Memory useful reference For example, if you take a sample and get: cpu 2330047 0 2365006 1063853632 9035 9463 96114 0 Then one second later you get this sample: cpu 2330047 0 2365007 1063854028 Getprocesstimes Example This documentation is archived and is not being maintained. Getsystemtimes But why you has decided that the refresh rate must be 1500 milliseconds?

Tried running as administrator but it doesn't work.I have spent hours searching the Web for a fix, but cannot find anything conclusive. weblink Hacker used picture upload to get PHP code into my site Why leave magical runes exposed? Quick Navigation C Programming Top Site Areas Settings Private Messages Subscriptions Who's Online Search Forums Forums Home Forums General Programming Boards C++ Programming C Programming C# Programming Game Programming Networking/Device Communication Let’s do it first in C++ to demonstrate usage of the APIs. C# Get Cpu Usage Of Process

You will need to translate into C++, if that is the language you are working in. Here's my code: auto processTime() -> quint64 // process time in usec { ULARGE_INTEGER creation, exit, kernel, user; if (!GetProcessTimes(d->proc, (LPFILETIME)&creation.u, (LPFILETIME)&exit.u, (LPFILETIME)&kernel.u, (LPFILETIME)&user.u)) return 0; return (kernel.QuadPart + user.QuadPart)/10; } More info here. navigate here Using VS2010 on Win 7.

lpUserTime [out] A pointer to a FILETIME structure that receives the amount of time that the process has executed in user mode. Queryprocesscycletime How can "USB stick" online identification possibly work? Podcast Digging Into .NET Object Allocation Fundamentals iTunes 11.4 not syncing/refreshing podcasts?

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Dealing with "friend" who won't pay after delivery despite signed contracts Output N in base -10 How should I respond to absurd observations from customers during software product demos? How do I remedy the problem? 03-19-2008 #4 matsp View Profile View Forum Posts Kernel hacker Join Date Jul 2007 Location Farncombe, Surrey, England Posts 15,677 Depends on what you want The Process class reports times in TimeSpans, not FILETIME, so our class is modified accordingly. 1: using System;using System.Collections.Generic; 2: using System.Linq; 3: using System.Text; 4: using System.Runtime.InteropServices; 5: using ComTypes C++ Getprocessmemoryinfo A better approach might be to have an array of CpuUsage objects, one for each process.

So, if you want to know how much virtual memory is still available, you need to get the size of the root partition. Can the integral of a function be larger than function itself? I migrated the code by following ejor's article Get CPU Usage with GetSystemTimes. his comment is here PrivateUsage is not a member of PROCESS_MEMORY_COUNTERS is the compiler error I receive! –CinCout Mar 1 '16 at 4:25 | show 13 more comments up vote 100 down vote Mac OS

lpKernelTime [out] A pointer to a FILETIME structure that receives the amount of time that the process has executed in kernel mode. You can do similar logic over the last few minutes comparing before and after total millis. Can you please help me out? -Deekshit Deekshit March 6, 2009 at 4:00 am CpuUsage[] usage = new CpuUsage[nProcs]; Is this what you are referring to Ben? In C++, C#, Delphi etc., I would recommend using WMI. == EDIT == I found an approach to get the per-process CPU usage.

share|improve this answer edited Jul 3 '12 at 14:47 Tim Cooper 90.6k21169185 answered Jan 16 '09 at 0:17 MSN 38.5k55384 add a comment| up vote 1 down vote Intel VTune is It also has links to MSDN definitions of GetProcessTimes and GetSystemTimes. –Taylor Kidd Apr 7 '15 at 23:27 add a comment| active oldest votes Can you help? You need to use implementation specific libraries. c++ windows share|improve this question edited Jan 15 '09 at 23:14 M4N 64.1k32171230 asked Jan 15 '09 at 22:49 Alien01 3,7821459115 add a comment| 7 Answers 7 active oldest votes up

Parking lot supervisor more hot questions question feed lang-cpp about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts I also start two threads to access the usage object and poll the CPU usage in order to demonstrate the thread safety of the object. 1: // CpuUsageCpp.cpp : Defines the Are the following topics usually in an introductory Complex Analysis class: Julia sets, Fatou sets, Mandelbrot set, etc? Since Linux 2.3.23 (i386), 2.3.48 (all architectures) the structure is: struct sysinfo { long uptime; /* Seconds since boot */ unsigned long loads[3]; /* 1, 5, and 15 minute load averages

Is there any way to take stable Long exposure photos without using Tripod? Sign In·ViewThread·Permalink New code auldh27-May-11 9:06 auldh27-May-11 9:06 i'm in need of something like this to monitor a server. As it is, the while loop will parse ONE line of /proc/self/status before exiting the loop. Thanks , Remy Ben Post authorMarch 8, 2010 at 1:35 pm Remy, GetTickCount() is supported by Windows 2000 (http://msdn.microsoft.com/en-us/library/ms724408(VS.85).aspx), but GettickCount64 is not supported until Vista/2008.

To find out the percentage, we can use some other, real APIs and do some calculations. GetProcessTimes( hHandle, &ftCreate, &ftExit, &ftUser, &ftKernel ) ) { printf("error new getprocesstime %d", GetLastError() ); getch(); } lNewUser = iFunGetTime( ftUser ); lNewKernel = iFunGetTime( ftKernel ); lKernel = lNewKernel - CPU Usage Percentage in C++ Here's the header file: 1: #pragma once 2: #include 3: 4: class CpuUsage 5: { 6: public: 7: CpuUsage(void); 8: 9: short GetUsage(); 10: private: Sort Characters By Frequency When jumping a car battery, why is it better to connect the red/positive cable first?

Task manager counts 2 cores working ll the time as 100%, your calculation would make 100% on a single CPU. There are four types of time: Wall time – The actual, real-world progression of time as measured by you on your watch. There is for(i<1000) in the work() function, so I know it is over 250ms.