An IIS Worker Process (w3wp.exe) handles the web requests sent to the IIS web server for the configured IIS application pool.It is also possible for one IIS application pool to create multiple IIS worker processes in what is called a web garden.
Contents
What is the purpose of w3wp exe?
“An Internet Information Services (IIS) worker process is a Windows process (w3wp.exe) which runs web applications, and is responsible for handling requests sent to a web Server for a specific application pool.”
Why is w3wp exe high CPU usage?
Increase in Web Traffic Causing IIS Worker Process High CPU. One of the simplest explanations for w3wp.exe high CPU usage is an increase in web traffic.There are also windows performance counters for Requests / Sec and Requests Current to see the current traffic rates in real time.
How do I turn off w3wp exe?
Quick-Tip: How to Kill . NET Worker Process
- Open a command prompt via whatever means your version of Windows requires. Click on Start -> Run -> Type “CMD” -> Click OK. Click on Start -> Type “CMD” in Textbox -> Press Enter. Etc.
- At the command prompt type “taskkill /IM w3wp.exe /F”.
- Press Enter.
Can I stop IIS worker process?
process. kill)? Open IIS manager and on the left side click on the name of your computer.For the second process, you can end it.
What is w3wp exe high memory?
In this scenario, the memory usage for the W3wp.exe worker process of Internet Information Services (IIS) increases. When the memory usage increases to a high value, you have to manually recycle the IIS application pool that the Commerce Server site runs.
Why does w3wp exe crash?
What causes a w3wp crash? Any process running in Windows can be terminated due to unexpected errors. If you create a new . NET console application and do nothing other than throw an exception in Main(), then the process will terminate unexpectedly.
How do I speed up IIS worker?
Apply IIS configuration options to improve IIS performance
- Log only essential information or completely disable IIS logging.
- Disable IIS ASP debugging in production environments.
- Tune the value of the ASP Threads Per Processor Limit property.
- Tune the value of the ASP Queue Length property.
How do I monitor w3wp process?
As far as I know, we could add counter in the process monitor to figure out the Process identifier of the process. You could right click the performance window and select counter. Then you could choose the was_w3wp and select the process id w3wp process.
How do I reduce IIS worker CPU usage?
IIS 8.5:
- Open IIS Manager.
- Expand the local server and click Application Pools.
- Find the application pool you wish to limit and right click on it.
- Click Advanced Settings.
- Under the CPU section, set “Limit” to the amount of CPU you wish to be the maximum.
- Set Limit Action to Throttle.
- Click OK to apply.
What is IIS worker process doing?
Worker processes provide the execution environment for all web sites and applications configured in IIS. Valuable information such as CPU utilization and memory footprint can be obtained from the API to help monitor the health of worker processes and the web server.
How do I stop a worker process?
1 Answer
- In IIS Manager -> Application pool, stop all applications.
- Run CMD as administrator, and type iisreset -noforce.
What is a worker process?
Worker Process: Worker Process (w3wp.exe) runs the ASP.Net application in IIS. This process is responsible for managing all the request and response that are coming from the client system.In a single word, we can say worker process is the heart of ASP.NET Web Application which runs on IIS.
Is it safe to stop w3wp EXE?
It is generally safe, yes. A better thing to do would be to stop and restart the application pool that the application is tied to. Either way, if there is another application in the same app pool you will restart that application as well.
What service does IIS run under?
Network Service
Worker processes in IIS 6.0 and in IIS 7 run as Network Service by default. Network Service is a built-in Windows identity. It doesn’t require a password and has only user privileges; that is, it is relatively low-privileged.
How do I keep IIS from sleeping?
Cancel Idle Time-out:
- Go into the IIS Manager.
- Click on Application Pools (on the left)
- Right click on sisense application.
- Select “Set Application Pool Defaults…”
- Change the value of “Idle Time-out (minutes)” from 20 to 0.
- Click “ok”
How much memory should w3wp EXE use?
A healthy IIS Server will consume approximately 300 – 600 MB, maybe 700 MB RAM when busy. When it uses more than 700 MB RAM, it’s telling you that: You have a lot of concurrent web users.
How do you troubleshoot Iiser w3wp high memory usage?
Troubleshoot IIS high resource usage
- Check resource usage and worker processes (w3wp) Perform the following steps to use the Task Manager to see which processes are consuming the most resources:
- Analyze the current web requests.
- Other causes of high resource usage to consider.
- Recycle the application pool.
Why is CPU utilization high in server?
High CPU usage because of storage performance issues. Storage performance issues can cause high CPU usage on SMB servers. Before you troubleshoot, make sure that the latest update rollup is installed on the SMB server to eliminate any known issues in srv2.
How do I create a IIS dump?
To create an IIS Hang Dump file manually, follow these steps:
- Click Start, click Run, type the path of the Debug Diagnostics Tool, and then click OK. Note By default, the Debug Diagnostics Tool is located in the following folder: C:Program FilesDebugDiag.
- On the Tools menu, click Create IIS/COM+ Hang Dump.
How do I get IIS crash dump?
How To: Collect a Crash dump of an IIS worker process on IIS 7.0 (and above)
- Click on Start-> Run and type WERCON.
- This will open up the “Problems Reports and Solutions” dialog box and it will look like this.
- From here, just click on “View Problem History” and see if you can find any crashes for “IIS Worker Process”