This episode features guest, Peter Pellerzi (Distinguished Engineer, Google). Peter and the hosts, Matt Siegler and Steve McGhee, focus on the physical infrastructure side of SRE, discussing topics such as the scale of Google's data centers, handling incidents like power outages, testing and preparedness strategies, the use of AI for optimizing cooling plants, and more. Peter also emphasizes the importance of community support, proactive planning, and learning from real-world testing and incidents to ensure high availability and resilience in data center operations.