I’ve recorded the first in a series of screencasts dubiously titled “…from the trenches” designed as walkthroughs for various gotchas and development tricks. The first one covers performance profiling an ASP.NET MVC website to find bottlenecks using dotTrace.
You can download the tools used:
- jMeter: http://jmeter.apache.org/
- dotTrace: http://www.jetbrains.com/profiler/