Explore fault-tolerant service creation on Mesos in this 43-minute Linux Foundation talk. Delve into proven methods and tools for building distributed applications, including automatic failover, component discovery, one-time initialization, leader election, and continuous supervision. Learn how ArangoDB's Raft-based Agency simplifies complex tasks through its central key/value store with strong transactional semantics, powerful preconditions, scriptable supervision code, JSON-based HTTP/REST API, and subscription capabilities. Discover practical implementations, philosophical approaches, and typical use cases for creating robust, distributed systems on the Mesos platform.