We put together a fun infographic to compare using the debugger vs. a profiler for troubleshooting slow page loads in ASP.NET apps. This coincides with our recent release of LeanSentry’s slow operation tracking, which provides an lighter (and more informative) alternative to either. Here it is: What do you use currently? Do you agree with … [Read more…]
Want to learn how to troubleshoot IIS website hangs the way Microsoft developers do it? Check out the new IIS hang troubleshooting guide.
Production troubleshooting sucks. With LeanSentry, our vision has been to fix how IT and developers deal with production troubleshooting.
Today, this vision is getting even closer to being reality with automatic diagnostics for IIS website hangs, ASP.NET memory leaks, and many others.
Did you know there are 5 places where ASP.NET requests can become queued on an IIS server? Learn all about these queues, and how to identify the actual queued requests!
Having trouble finding that IIS or ASP.NET error in production? Learn to use these 4 server logs, and you will always find the error you are looking for.
If you could double your IIS/ASP.NET application performance by making just a few small tweaks, would you do it? Here are 3 high CPU problems for ASP.NET applications, that also happen to be easy to find and fix.
404 Not Found is the most common error for production web applications. Turns out, they can often signal real production problems! Read on to learn about 4 types of Not Found errors you should find and fix ASAP.
At LeanSentry, we are all real ASP.NET engineers. So often, we do very engineer-like things. Like building features that we ourselves want to use to run our own web applications. This week, we announced one such feature – an instant search for all the data LeanSentry collects. I am sorry, this feature is just absolutely … [Read more…]
Even with the ASP.NET Integrated Pipeline on IIS, there are things you just can’t do with ASP.NET modules. Here is a list of them, and why you should probably never do them.
We’ve spent the last 5 years helping our clients build better websites on the Microsoft web platform. Eventually we got sick of logging into servers to debug IIS problems with appcmd, EventLog, windbg, and logparser.
So we built LeanSentry, a realtime diagnostic service for web applications on the Microsoft web platform …