If that function loads CPU - that's probably the same 50% you see while you WaitForSingleObject(). Thanks all for ur help.cheers ... acertuh - Sunday, November 21, 2010 8:35:41 PM ----------------------------------------------------------- "I was wondering in the event you will be thinking about turning into a visitor poster on my weblog? They've experienced pain and bought Jewellery. weblink
Figure 1 When you know which process is causing the problem, you can gather more information about that process. Please answer this with proper reason. Phoenix has package accurate that limits. When you examine dump files that you've captured during a time of high CPU utilization, you can fairly easily see which process or processes are using all the processor time.
Somewhere in his program is a loop that that creates the cpu load. Change the interval to 1 (for 1 second). Advanced Search Forum Visual C++ & C++ Programming Visual C++ Programming High CPU usage problem If this is your first visit, be sure to check out the FAQ by clicking the
General FAQ Ask a Question Bugs and Suggestions Article Help Forum Site Map Advertise with us About our Advertising Employment Opportunities About Us Home » Discussions » C / C++ / email requirements it the avenues data Client-server ? Well, WaitForSingleObject returns 0, and we invoke the callback method, which just shows the application. High Cpu Utilization In Sql Server now lets come to my problem, i want to access such an event object from one of my processes, but i dont know the name of the object.
You can switch back to Debug mode in the menu Build --> Set Active Configuration. Windows Server 2012 High Cpu Usage After you've stopped the logs, use Task Manager to end the inetinfo.exe process. The Futuristic Gun Duel Symbolic manipulation of expression with undefined function Is investing a good idea with a low amount of money? Awesome… Note: If you’re not able to see the framework code in the call stack, you’ll need to turn off the “Just My Code” debugger option: I’ll spare you the embarrassment
One correction, it was a Codeproject article, not codeplex. Troubleshooting High Cpu Utilization Windows Server 2008 Returning To Our Regularly Scheduled Program… Sure enough, freezing and thawing threads in turn points me to a single thread which is causing the high CPU usage – one that’s spending Let’s step back and look at a very simple application with one runaway thread. Usov 2003-10-05 19:30:52 UTC PermalinkRaw Message Post by Peter Salomif really select() uses something like "while (1)WaitForSingleObject(object, 0);" i will never user select() again!!
Have also a look athttp://nehe.gamedev.net/where you can find tons of very well explained tutorials Sign In·ViewThread·Permalink Re: ** Help!: Drawing objects with OpenGL(similar to the "Paint" program under windows) Bernhard4-Oct-01 http://jscience.net/high-cpu/system-using-99-cpu-usage.html You should see your CPU use pegged at around 100%, as the “Evil Thread” spins in a tight loop. See "Creating Processes" at http://msdn2.microsoft.com/en-us/lib...12(VS.85).aspx . I’ll talk more about that in a little bit. Reasons For High Cpu Utilization In Application Server
Tomasz Sowinski -- http://www.shooltz.com Sign In·ViewThread·Permalink Re: WaitForSingleObject CPU 100% Utilization:-Any Ideas? Add the following objects: Active Server Pages, Memory, Process, Processor, Thread, Web Service, and Internet Information Server Global. Reply With Quote March 4th, 2008,09:32 PM #12 pinoywebdev View Profile View Forum Posts Member Join Date Feb 2008 Posts 72 Re: High CPU usage problem It has not yet been check over here Thank you in advance!Steve Sign In·ViewThread·Permalink Re: ** Help!: Drawing objects with OpenGL(similar to the "Paint" program under windows) Christian Graus3-Oct-01 19:55 Christian Graus3-Oct-01 19:55 Why do you want to
Wising Up: Freezing Threads To Find The Culprit At this point, I realized that I needed to get a little smarter. High Cpu Utilization Cisco On an Windows NT 4.0 server, select Log from Performance Monitor's Options menu and click Stop Log. If you created the event object using the form CreateEvent(...,...,...,NULL), you had created an event object without a name.
Reply With Quote February 25th, 2008,08:26 PM #9 pinoywebdev View Profile View Forum Posts Member Join Date Feb 2008 Posts 72 Re: High CPU usage problem ok, I removed the loops Dev centers Windows Office Visual Studio Microsoft Azure More... It shows a little interesting information on loading symbols from the Microsoft symbol servers to step into and debug .NET framework code That said, if you want to skip over this Cpu Usage 100 Percent Windows Server 2008 R2 Linux questions C# questions ASP.NET questions fabric questions C++ questions discussionsforums All Message Boards...
I thought, that our solution was good. 1. Then, type kb to get the stack trace for that thread. that's it. this content I can't use TaskManger/Profiler/Vtune to my waitingmultihread app!!!Your app is multithreaded?
It is select() that uses awhile (1) WaitForSingleObject(object, 0);Any profiler will tell you that the CPU time is spent inWaitForSingleObject(). fr> Date: 2001-05-29 22:36:51 [Download message RAW] ok, so let's imagine i make: SmtpClient=2EConnect; and after SmtpClient=2EMail; so what do EXACTLY i have to put betwin those 2 lines to wait Another one below. Is calling select() when is useslot ot CPU.Post by Arnaud DebaenePost by Peter SalomMike,thanks, but...I think the same about WaitForSingleObject(); it releases CPU to otherthreads, but when i open TaskManager or
Hope it can help you. Usov 2003-10-03 11:30:47 UTC arkadyf 2003-10-07 11:00:10 UTC Mike Deakins 2003-10-04 05:27:20 UTC Peter Salom 2003-10-05 14:33:46 UTC Slava M. Try to debug-break inyour app while it is eating the CPU and see where the various threads are.You can also use perfmon to watch the "% Processor Time" counter for *each*of If you don't have the Performance Monitor log to accompany the dump, you must do some guesswork, but you can almost always narrow the list of threads until you find the
I know this is the code involved because when I exit Ms Word, this loop ends and CPU usage goes down. It’s hacking. Now that you know which thread you want to examine, you can load the dump file in Windows Debugger (WinDbg). Law is meaningless without chaos.Chaos without Law is equal to destruction.Chaos and Law create our rich and colorful world.
I have had some wierd issues some time ago with those instructions and they were related to handle used. No problem with WFSO, no problem with sleep.. This will obviously cause a 100% CPU utilization due to an infinite loop. In earlier articles, I've talked about Windows NT Synchronization Objects, which are used heavily by IIS and are therefore important to understand in high-CPU-utilization cases.
At this point, you should have a log file from Performance Monitor and a dump file of inetinfo.exe and any OOP IIS applications. Removing the #if pragma command lets us debug the single instance manager, so now it’s time to take a look at that WaitForSignal() method: // thread method will wait on the Set the location and name of the log file. As in the documentation for "WaitForSingleObject" is mentioned, the calling thread of "WaitForSingleObject" uses no processor time while waiting for the object state to become signaled or the time-out interval to
Figure 5 Top of page Troubleshooting Without a Log If you don't have a Performance Monitor log, you can simply look at what all the threads in the inetinfo.exe dump file This process builds and updates the Index catalog and typically uses a lot of CPU time. When this situation occurs, you need to determine which process is monopolizing the CPUs.
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