CPU Cache Effects and Their Impact on Software Performance

Explore the intricacies of CPU cache effects in this comprehensive conference talk from Meeting C++ 2022. Delve into the impact of modern computer architectures on software performance, focusing on memory acceleration techniques that require programmer intervention. Through a series of small code examples and benchmarks, discover surprising performance results and experimentally derive key memory characteristics. Gain essential knowledge about modern memory systems for C++ developers, enabling you to perform optimizations beyond the compiler's capabilities. Learn how to identify and leverage various CPU cache effects to enhance your software's performance. Understand the limitations of "in-core" optimizations and discover strategies to overcome them through informed memory management techniques.