Explore the world of performance optimization in Ruby applications through this 49-minute workshop from RubyConf 2021. Learn how to effectively use flamegraphs to identify and resolve performance bottlenecks in your code. Discover the importance of performance for user experience and conversion rates, and gain insights into various profiling tools and techniques. Dive into the elimination process, investigate with rack-mini-profiler, and understand how to benchmark results. Get a quick overview of site reliability and explore alternative methods for visualizing profiles. Perfect for Ruby developers looking to enhance their skills in diagnosing and solving performance issues in their applications.