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C# High Cpu Usage


For the last few years, he has also been passionate about working with Node.js, MongoDB, and Erlang. [click to continue...]Hiring? Based on the dumps information, the problem was with the dictionary FindEntry method: If we look at the dictionary FindEntry implementation we can see that the method iterates through the internal The PC basically locked up because so much of the CPU was used for maintaing threads (maintaining them, not executing them). Click Next again. this contact form

DebugDiag will take a few (or several) minutes to parse through the dumps and provide an analysis. Static methods and properties cannot access non-static fields and events in their containing type, and they cannot access an instance variable of any object unless it is explicitly passed in a So, let’s begin to define rules for collecting data with Debug Diagnostic Tools: Open DebugDiag Collection and select Performance. 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 http://stackoverflow.com/questions/6066199/thread-get-100-cpu-very-fast

C# High Cpu Usage

Select Web Application Pool from the dropdown. The dump file records one instant toward the end of the Performance Monitor log, and a thread that was back at 0 percent was probably already out of the routine that If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site.Would you like to participate? Join them; it only takes a minute: Sign up High CPU usage in thread c# up vote 0 down vote favorite Hi I'm having high CPU usage (15-16%) when running this

  1. I never experienced this when building COM objects.
  2. Now CPU usage decrease but thread count in task manager is keep increasing. –Jasper Mar 4 '16 at 1:56 It looks like LoopClients() continuously makes new threads.
  3. Thread.Sleep(1000); share|improve this answer answered Nov 18 '10 at 21:30 bmancini 1,6431119 The Thread.Sleep(1000) helped me make sense of everything.
  4. Detect MS Windows What is the difficulty of an encounter when a monster can transform?
  5. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed
  6. This is part of the very small program I wrote: System.Threading.Thread th = new System.Threading.Thread(new ThreadStart(ThreadFunc)); th.Priority = ThreadPriority.Lowest; th.Start(); public static void ThreadFunc() { System.Threading.Thread.Sleep(10000); or (long i = 0;
  7. Update If you need to do some periodic processing, you have two choices.

Memorable ordinals "How are you spending your time on the computer?" What in the world happened with my cauliflower? In the list of instances, select _Total. Unified Communications Managed API 2.0 Core SDK Documentation UCMA 2.0 Core General Reference Administering a UCMA 2.0 Core Application Administering a UCMA 2.0 Core Application High CPU Usage and .NET Thread Click Add to load the counters.

Our example report looks like this: As we can see in the report, there is a pattern regarding CPU usage. C# Infinite Loop In Thread Meet the Top 10 Freelance .NET Developers for Hire in January 2017Commentsskyeye2If this were a test scenario just for the sake of writing the article, I wouldn't have said anything.. Join them; it only takes a minute: Sign up multi-thread c# application hitting high CPU usage up vote 0 down vote favorite I am working on an application that will connect http://stackoverflow.com/questions/4219708/cpu-usage-becomes-very-high-during-execution The timer proc will be executed on a separate thread, true, but the only time that thread is active will be when the timer fires.

Not necessarily. if (networkStream.DataAvailable) { //... } else { Thread.Sleep(10); } If you can't do that, when you start the new thread, try setting the thread priority to low or tweaking other related The code showed up because I copied debug.pdb—i.e., the debug symbols—to the same directory as debug.dll. Does every data type just boil down to nodes with pointers?

C# Infinite Loop In Thread

The following steps should help you obtain the information you need. Read More Here Apologies for the inconvenience.Hiring? C# High Cpu Usage I'd also add that if you need maximum performance, you can use a statistical trick to avoid sleeping when sensor data has been read. How to explain extreme human dimorphism?

So what is causing it ? My first thought is how many threads are out there in delay? If you spin off too many threads, whether they are in delay or not, the weblink On a Windows 2000 server, right-click the appropriate log listed in Performance Monitor under Counter Logs, then select Stop Log. Not the answer you're looking for? How to deal with an intern's lack of basic skills?

All threads that have high CPU usage are related to same class. If I place that inside the foreach of LogicBuffer.GetConsumingEnumerable(), it may not be a good idea for the delay could be more than 1 sec delay –Purusartha Oct 30 '14 at Why do CDs and DVDs fill up from the centre outwards? navigate here Toptal handpicks top .NET engineers to suit your needs.Start hiringLoginTop 3%WhyClientsPartnersCommunityBlogAbout UsStart hiringApply as a DeveloperLoginQuestions?Contact UsHire a developerHunting And Analyzing High CPU Usage In .NET ApplicationView all articlesby Juan Pablo

c# .net multithreading parallel-processing cpu-usage share|improve this question edited Jun 17 '11 at 17:02 Alex Aza 45.5k15117115 asked May 20 '11 at 0:08 olidev 5,0923696155 Can we assume there I don't know where else to turn. Top of page Collecting Performance Information Open Performance Monitor on the server, and create a Performance Monitor log file.

Even so, enumerating through a collection is intrinsically not a thread-safe procedure.

At this point, you should have a log file from Performance Monitor and a dump file of inetinfo.exe and any OOP IIS applications. If the collection is empty, it waits for a notification that an item is available. How to help reduce students' anxiety in an oral exam? So the following .NET code is enumerating the collection, which is not a thread safe operation.

When this situation occurs, you need to determine which process is monopolizing the CPUs. try 100-500 milliseconds. –William Mioch May 20 '11 at 0:29 add a comment| up vote 1 down vote Because your function isn't doing anything inside the while block, it grabs the asked 10 months ago viewed 347 times active 9 months ago Related 0Threads listening on TCP and rendering in a loop7Performant C# Socket server2Simple TCP Client Server application with receive side http://3swindows.com/high-cpu/opera-high-cpu-usage-fix.html Even letting it sleep for 10ms will make a huge difference. –g.foley May 20 '11 at 0:16 @JoesyXHN - where are your data coming from? –Alex Aza May 20

Which was the last major war in which horse mounted cavalry actually participated in active fighting? What does the expression 'seven for seven thirty ' mean? IIS server can have several application pools (and several different w3wp.exe processes) which could be generating the issue. how to stop muting nearby strings or will my fingers reshape after some practice?

Try a 300 second (300000ms) sleep command without the for next loop.   Code Block dim ms as integer = 300000 system.threading.thread.sleep(ms) application.DoEvents     Shouldn't use any processor..let me know The .NET Framework is tightly integrated with windows debugging tools, so the first thing we tried to do was look at the event viewer and application log files to find some Share Disclaimer Purpose of the code contained in snippets or available for download in this article is solely for learning and demo purposes. This behavior is typically caused by the debugger freezing the process while creating the dump file.

You can even use lnger sleep period, if it is not important for your logic to have some delay for et's say 10 milliseconds, which will even more utilize CPU load. So what is causing it ? My first thought is how many threads are out there in delay? If you spin off too many threads, whether they are in delay or not, the Make sure that the scripts virtual directory is running in process. more hot questions question feed lang-cs about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation

Did Joseph Smith “translate the Book of Mormon”? Later, out of curiosity, I built a very small program, in which all it does is start a small thread, or timer, then runs some incredibly long loop. The Dictionary documentation under thread safety states the following: A Dictionary can support multiple readers concurrently, as long as the collection is not modified. He is a certified .NET and Java developer.