The ports tree, ZFS, jails, pf, and the internals of a Unix built for correctness.
pkg install fails, or a port won't build. Here's a systematic way to tell whether it's a stale catalog, a broken dependency, or a genuinely broken port.
zpool import shows your pool as UNAVAIL or fails outright. A step-by-step approach to recovering it without panicking or reaching for a backup first.
How GEOM's graph of providers and consumers underlies partitioning, RAID, encryption, and disk labels on FreeBSD.
How FreeBSD began in 1993 as a patchset for a struggling hobbyist Unix, who started it, and why it exists as a separate project from NetBSD and OpenBSD.
A complete, start-to-finish walkthrough of creating a Linux guest VM under bhyve on FreeBSD, using vm-bhyve to manage the lifecycle.
A complete walkthrough for assigning a static IP, default route, and DNS resolution on FreeBSD, persisted correctly across reboots.
A careful, step-by-step process for upgrading a production FreeBSD system across major versions using freebsd-update, with a real rollback plan.
A complete walkthrough configuring a WireGuard tunnel on FreeBSD using the in-kernel wg driver, from key generation to a working peer-to-peer connection.
Set up hourly, daily, and weekly ZFS snapshots on a schedule, with automatic pruning, using FreeBSD's built-in periodic framework — no third-party tools required.
How FreeBSD jails partition a single kernel into isolated userlands, and why they predate Linux containers by more than a decade.