Explore performance analysis and tuning techniques for Red Hat Enterprise Linux versions 5, 6, and 7 beta systems in this comprehensive conference talk from the 2014 Red Hat Summit. Discover how to configure systems for optimal performance across various applications, evaluate heavily loaded systems, and maximize their efficiency. Learn about hardware features affecting performance and how the Red Hat Enterprise Linux kernel leverages them. Gain insights into the latest performance analysis tools and techniques for identifying bottlenecks in system and application performance. Understand system tuning parameters and their application in resolving performance issues for database servers, Internet servers, and financial applications. Delve into topics such as RHEL performance evolution, benchmark results, NUMA scheduling, resource management using cgroups, scheduler tunables, and hugepages/VM tuning.