Finding Sources of Latency on Your Linux System
Explore techniques for identifying and analyzing sources of latency in Linux systems in this comprehensive 51-minute conference talk by Steven Rostedt from VMware. Delve into the concept of latency and its origins, examining both hardware and kernel-related causes. Learn about the Hardware Latency Detector and various kernel-level latency sources, including interrupt handling and preemption. Discover how to measure and trace latency using tools like PREEMPT_RT and the Scheduling Latency Tracer. Gain insights into advanced techniques such as histogram triggers and synthetic events for creating custom latency analysis tools. Master the skills to diagnose and address performance issues in Linux environments, enhancing system responsiveness and efficiency.