Questions tagged [w3wp.exe]

46 questions
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"System Idle Process" eats CPU on a high threading application

I have a multi-threaded web application with about 1000~2000 threads at production environment. I expect CPU usage on w3wp.exe but System Idle Process eats CPU. Why?
Xaqron
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CPU usage of w3wp suddenly rise high when user force quit browser during request

I'm using an Angular 5 Application to send request to an ASP.NET web API server through an IIS server (version 7.5). I can include some base64 encoded image strings into my JSON file. Because of that, my sending request normally takes about 30s to…
mutdwlt
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process serving application pool suffered a fatal communication error 5011

Recently I encounter an issue which is related to http error 503 , service is unavailable. when I opened IIS I got that my application pool has stopped then I see windows logs and I see this message: a process serving application pool suffered a…
Ali Eshghi
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Attach debugger to app pool on recycle

I need to debug a dll that's getting loaded on a specific application pool process. I'm using WinDbg, and so far I have successfully found the correct w3wp.exe process. Problem is, the app pool recycles itself, sometimes before it reaches what I…
A.Pet
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Relating ASP.Net, WCF, App. Domain, Instance, Process , App. Pool , w3wp.exe

Situation: I have website which calls WCF Service and i'm trying to understand it.. Question: Consider i have a ASP.Net (IIS7 hosted) website how do i relate AppDomain, W3Wp.exe Process , Instance ,App.Pool.& How can i relate WCF service with…
kayak
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LinkPoint payment integration with IIS6 on windows server 2003 crashes w3wp.exe

I am using the LinkPointTransaction.dll from FirstData to process credit card transactions. As the code is running, a call to the LinkPointTransaction.LinkPointTxn.Send() sends the transaction successfully to FirstData over the internet, but my…
usp
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Faulting application name: w3wp.exe Faulting module name: nlssorting.dll Exception code: 0xc00000fd

On my development server I got following error. Faulting application name: w3wp.exe, version: 7.5.7600.16385, time stamp: 0x4a5bcd2b Faulting module name: nlssorting.dll, version: 4.0.30319.1, time stamp: 0x4ba1d8ae Exception code: 0xc00000fd Fault…
Abhishek B Patel
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SharePoint 2007 Central Admin w3wp.exe process consumin 99% CPU

I have been running an intranet using SharePoint 2007 for over a year and all has been working fine. However, after some time, I realized that the intranet portal was slow. Trying to access the Central Admin over another computer not the SharePoint…
Matrich
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how to determine what is causing my w3wp process re-starts

Seem like something is causing my w3wp process every few minutes. There are no code changes or changes to web.config that can cause this. Application pool IdleTimeout is also set to 2 hours. I am just trying to find what is causing this process…
palm snow
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An unhandled exception ('') occurred in w3wp.exe

How would I debug an exception like this for an ASP.NET web application? Exception: An unhandled exception ('') occurred in w3wp.exe
JustBeingHelpful
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Belgium Identity Card feature crashes on IIS W3WP.exe

My registration tool has a feature which allows candidates to load their personal information (like name, address, ..) from an ID. When I compile the application with the build-in webserver in VS2010, and press the button to load ID information into…
Thomas
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one or more threads of w3wp.exe are waiting to finish network I/O

I'm currently experiencing some hangs on production environmen of our web application server and after some investigation I'm not seeing too much request queued up in the worker process of the Application Pool just normall one may be 10 or 15 , the…
mzar720
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Visual Studio 2017 throws error on debugging an ASP.NET MVC application

I am setting up my new workstation (Windows 10 Pro) with my ASP.NET projects with Visual Studio 2017. I have enabled local IIS and the project throws a timeout error while trying to debug the project. It is not failing 100% of the time though,…
santhyc
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Do I have a memory leak in my website?

I have a website which prepared with ASP.NET MVC 3 and Entity Framework 4.1. This image below is my server's perfmon logs. My problem is w3wp.exe is getting bigger and bigger at every minutes and never release. I'm using LINQ to Entities in my…
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WCF Rest problem with memory

I have created a rest service in asp.net 4 it was generated by nhydrate tool. when i run the service and browse to service help page, and the choosing and example for a complicated method with many relationships the w3wp.exe start to take all the…
Madi
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