Explore the intricacies of testing preempt_rt real-time extensions for the Linux kernel in this informative conference talk. Delve into the architecture and usage of Jitterdebugger, a new tool designed for large-scale RT analysis. Learn how it differs from the cyclictest tool suite and discover strategies for maintaining long-term data reproducibility. Gain insights into various statistical evaluation methods enabled by Jitterdebugger's advanced capabilities. Examine the importance of measuring systems, debugging, and development in the context of latency measurement. Understand the pipeline and network deployment aspects of Jitterdebugger, as well as its approach to reproducible and systematic testing. Explore visualization techniques, uncertainty considerations, and the tool's limitations to gain a comprehensive understanding of cyclic tests and real-time analysis in Linux systems.