Writing High-Performance .NET Code [Repost]

Do you want your .NET code to have the absolute best performance it can? This book demystifies the CLR, teaching you how and why to write code with optimum performance. Learn critical lessons from a person who helped design and build one of the largest high-performance .NET systems in the world.
This book does not just teach you how the CLR works—it teaches you exactly what you need to do now to obtain the best performance today. It will expertly guide you through the nuts and bolts of extreme performance optimization in .NET, complete with in-depth examinations of CLR functionality, free tool recommendations and tutorials, useful anecdotes, and step-by-step guides to measure and improve performance.
Among the topics you will learn are how to:

Choose what to measure and why
Use many amazing tools, freely available, to solve problems quickly
Understand the .NET garbage collector and its effect on your application
Use effective coding patterns that lead to optimal garbage collection performance
Diagnose common GC-related issues
Reduce costs of JITting
Use multiple threads sanely and effectively, avoiding synchronization problems
Know which .NET features and APIs to use and which to avoid
Use code generation to avoid performance problems
Measure everything and expose hidden performance issues
Instrument your program with performance counters and ETW events
Use the latest and greatest .NET features
Ensure your code can run on mobile devices without problems
Build a performance-minded team
…and much more.