CLR Profiler is a memory profiler for the .NET Framework

.NET Framework

The .NET Framework is a software framework that runs primarily on Microsoft Windows. It includes a large library and supports several programming languages which allows language interoperability...

 from Microsoft

Microsoft

Microsoft Corporation is an American public multinational corporation headquartered in Redmond, Washington, USA that develops, manufactures, licenses, and supports a wide range of products and services predominantly related to computing through its various product divisions...

. It allows the user to investigate the contents of the managed heap, the behavior of the garbage collector, and the allocation patterns (including call-graph analysis) of the program being profiled.

The latest version, 4, released in Feb 2011, allows for profiling of .NET 2.0, 3.0, 3.5, or 4.0 managed code as well as silverlight apps. The source code is included under a non-free license in the latest release.

It does not support profiling the CPU usage of an application.

Downloads and Documentation

• • Clr Profiler for .NET 4.0
  • Power Toys for .NET Compact Framework 3.5 which includes a NETCF CLR Profiler
  • Clr Profiler for .NET 2.0
  • Clr Profiler for .NET 1.1
• CLR Profiler usage guide
• Original CLR Profiler Site