Book of Donmon Teith

Let me be perfectly clear: ed is the standard Unix text editor. If you don't know ed, you're not a real sysadmin. Forty years after ed's introduction, internati

“I’m glad someone’s finally giving ed the attention it deserves.” – Ken Thompson, co-creator of Unix Let me be perfectly clear: ed is the standard Uni

21st-Century Data Storage ZFS, the fast, flexible, self-healing filesystem, revolutionized data storage. Leveraging ZFS changes everything about managing FreeBS

CONFINE YOUR SOFTWARE Jails are FreeBSD’s most legendary feature: known to be powerful, tricky to master, and cloaked in decades of dubious lore. Deploying ja

Pluggable Authentication Modules: Threat or Menace? PAM is one of the most misunderstood parts of systems administration. Many sysadmins live with authenticatio