Explore the next generation profiling tool for Linux, gprofng, in this 45-minute conference talk from linux.conf.au 2022. Discover the tool's architecture, features, and advantages over traditional profilers like gprof. Learn how gprofng supports C, C++, Java, and Scala applications, works with unmodified executables, and offers full support for shared libraries and multithreading. Gain insights into viewing performance data at function, source, and disassembly levels, utilizing command-line options and scripting features for automated reporting. Understand the powerful profile comparison capabilities for identifying regressions and scalability bottlenecks. Follow along with practical examples demonstrating gprofng's functionality and get a glimpse of future developments, including a graphical user interface for data navigation.