Connect with us

Hi, what are you looking for?

IIS

How to tell which w3wp.exe worker process belongs to what Microsoft IIS application pool

Have you ever had an IIS worker process (w3wp.exe) that was taking up a lot of memory and wanted to know exactly which application pool it was tied to? 

Run this script located at C:\WINDOWS\system32 from command prompt:

cscript iisapp.vbs

This will tell you you the process ID of each worker process as well as the application pool ID it is running under.  This can help troubleshoot exactly which website or application is causing the memory spike.

Advertisement. Scroll to continue reading.
Click to comment

Leave a Reply

Your email address will not be published. Required fields are marked *

You May Also Like

Apache

Today I would like to go over proper URL redirection when using SSL but first I would like to preface this by describing what...

Exchange 2003

A useful Exchange 2003 guide I wrote for a friend’s blog originally but I am posting it here on mine now for your viewing...

Citrix Workspace

You can use FIDO2 hardware security keys plugged into your physical desktop over the Citrix HDX remoting protocol for use with virtualized Windows Desktop...

Cloud Design Architecture

The community-driven paperback book initiated by my friends Bas van Kaam and Christiaan Brinkhoff is available for sale on Amazon. If you haven’t picked...

Advertisement

JasonSamuel.com was launched in 2008 as a platform to give back to the IT community by sharing knowledge and expertise. Over the years, it has become a trusted global resource for the latest insights, how-to guides, and forward-thinking leadership on enterprise mobility, security, virtualization, cloud architecture, automation, and other cutting-edge technologies. Today, it serves as a go-to reference hub for IT professionals, attracting hundreds of thousands of unique visitors from around the world each month. Learn more on the About Me page.
Copyright © 2008-2025 JasonSamuel.com