Keeping a server healthy day to day, hardening it, backing it up, and knowing where the logs live
Same core topic, three depths — quick reference through comprehensive guide.
Essential tasks and commands for maintaining a healthy server — system health checks, resource monitoring, running processes.
View guide →Organized by category — system info, process management, networking, file management, user management, and service management.
View guide →Day-to-day operations for system administrators — daily, weekly, and monthly tasks, plus emergency procedures.
View guide →Securing a new server end to end — initial setup, updates, firewall, SSH hardening, user management, filesystem security, and service hardening.
View guide →
Implementing backup solutions with dump and
restore — backup types, automation, and the
restoration procedure.
What lives where — system, authentication, application, security, and kernel logs, organized by category.
View reference →