Explore the performance comparison of NVMe hard drives across KVM, Baremetal, and Docker environments using Fio and SPDK in this 43-minute conference talk by Mauricio Tavares from RENCI. Gain insights into virtual testbed applications as the speaker delves into the problem definition, three different methods, PCIe V4, NUMA, standard protocols, and essential tools. Learn about the host setup, testing plan, and torture test script implementation. Discover the intricacies of playbooks and testing examples, with a focus on Docker containers. Analyze Fio results and access useful links to enhance your understanding of NVMe hard drive performance in various computing environments.