Explore how to significantly reduce cloud computing expenses using Unikraft in this informative conference talk by Felipe Huici from NEC Laboratories Europe GmbH. Delve into the challenges of private and public cloud computing, and discover the power of unikernels as a solution. Learn about Unikraft's design principles, specialized APIs, and POSIX compatibility approaches. Examine syscall support for popular applications, image sizes, boot times, and memory requirements. Compare Unikraft's performance with other projects for nginx and Redis. Investigate filesystem specialization and seamless integration strategies to optimize your cloud infrastructure and potentially halve your costs.