Free Course — No signup required

Linux Administration
in 5 Days

Users, services, storage, networking, and automation — the day-to-day skills for managing Linux servers in production.

5 lessons

Self-paced

~60 min/day

Free forever

No account needed

Start Day 1 — Free → See what's covered

What you'll learn

Linux Administration in 5 Days

Free 5-day Linux administration course. Users, services, storage, networking, and shell automation.

Manage users, groups, and file permissions securely
Control services with systemd and journald
Partition disks, configure LVM, and manage filesystems
Configure network interfaces, routing, and firewalls
Write bash scripts to automate repetitive tasks
Monitor system resources and tune performance

systemd

service mgmt

LVM

storage

5

lessons

$0

cost

5-Day Curriculum

Every lesson has a real exercise.
No theory without practice.

Users, Groups & Permissions

useradd, passwd, sudo, chmod, chown, ACLs, SSH key authentication

sudochmodSSH keys

Services & systemd

Unit files, service lifecycle, timers, journalctl, enabling on boot

systemdjournalctlunit files

Storage & Filesystems

fdisk, parted, LVM, mkfs, mount, fstab, NFS, RAID basics

ip command, netplan, firewalld/iptables, ss, tcpdump, /etc/hosts, DNS

netplaniptablestcpdump

Automation & Scripting

Bash scripting, cron, at, Ansible basics, package management (apt/yum)

bashcronAnsible

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Your instructor

B

Bo Peng

Founder, Precision AI Academy

Kaggle Top 200 data scientist. Trained 400+ professionals across universities and federal agencies. Built production systems at scale. This course is practical first — every lesson has working examples and an exercise you can finish in under an hour.

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