Explore chaos engineering principles and practices in this 19-minute conference talk from Conf42 SRE 2024. Discover why chaos engineering is crucial for building fault-tolerant systems and learn about its business impact. Understand the differences between traditional testing and chaos experiments. Follow a step-by-step guide on implementing chaos engineering, including observing steady state, planning hypotheses, running experiments, and verifying results. Gain insights into the October 4 outage and its implications. Explore various chaos engineering tools to enhance system resilience and reliability.