A recent Concurrency Hazards: False Sharing article demonstrates how VS2010 profiler can be used to detect source of cache data locality issues. To achieve this, you can sample with cache specific CPU performance counters, as long as you do not run inside...

I’ve already discussed how the new profiler summary page makes it easier to discover and fix performance issues, but sometimes a little more investigation is required. This time I’m going to drill in with another new VS2010 feature called the Function...

One day, you may try to use Visual Studio profiler to sample an application you develop, and end up with an error saying no data is collected: Profiling started. Profiling process ID 2752 (<Your Application Name>). Process ID 2752 has exited. Data...

When you run VS 2008 SP1 profiler on Intel Nehalem CPU based machine, you may experience crash of operating system (blue screen). This problem occurs because the sampling profiler uses a kernel mode driver in the operating system. However, the Intel Nehalem...

Visual Studio profiler usage on virtual machines was limited so far, as it didn’t support Sampling mode in such environment. I’m glad to note that in Visual Studio 2010 you can sample your applications inside of virtual machines. VMs could be created...

Profiling NUnit tests can be achieved in a few simple steps. The first step, of course, is to decide on which method of profiling is best suited to analyze the performance of your unit test. One of my earlier posts addresses this question, which you can...