DragonFly BSD System Design and Administration: Definitive Reference for Developers and Engineers

"DragonFly BSD System Design and Administration"

"DragonFly BSD System Design and Administration" is a comprehensive guide to the theory and practice behind one of the most innovative BSD operating systems. Beginning with an exploration of the project’s evolution from its FreeBSD heritage, the book delves deeply into DragonFly BSD’s architectural foundations, including its distinctive kernel structure, modular subsystems, advanced message passing, and the powerful Lightweight Kernel Threads (LWKT) model. Readers are guided through the intricacies of system initialization, userland interactions, and runtime extension via kernel modules, building a up a thorough understanding of the system’s unique design philosophy.

Distinctive features such as the HAMMER and HAMMER2 filesystems are explained in detail, covering their transactional models, clustering capabilities, data deduplication, and integrity mechanisms. The book provides clear operational guidance on deploying, maintaining, and migrating between these advanced filesystems, equipping administrators to fully leverage their backup, replication, and disaster recovery features. Networking is treated with equal depth: from MP-safe stack design and high-performance packet filtering, to secure VPN integration and real-time diagnostics, readers learn how to build robust, scalable, and secure network backbones.

Beyond core system mechanics, this handbook comprehensively addresses modern administration, security, and automation—from initial installation and scalable deployments to privilege separation, mandatory access controls, encrypted filesystems, and intrusion detection. Chapters on development tools and kernel hacking empower advanced users to build, profile, and extend the system, while coverage of contemporary topics like cloud deployments, clustering, containerization, and continuous integration showcases DragonFly BSD’s role in today’s dynamic infrastructure landscapes. This book is an essential resource for professionals seeking to master both the underlying principles and hands-on techniques vital for high-performance, secure, and maintainable BSD environments.

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E-raamat: 13. juuni 2025