1. Introduction

- Linux Foundation

- Linux Foundation Training

- Linux Foundation Certifications

- Linux Foundation Digital Badges

- Laboratory Exercises, Solutions and Resources

- Things Change in Linux and Open Source Projects

- E-Learning Course: LF207

- Distribution Details

- Labs

Linux Filesystem Tree Layout

- One Big Filesystem

- Data Distinctions

- FHS Linux Standard Directory Tree

- root (/) directory

- /bin

- /boot

- /dev

- /etc

- /home

- /lib and /lib64

- /media

- /mnt

- /opt

- /proc

- /sys

- /root

- /sbin

- /srv

- /tmp

- /usr

- /var

- /run

- Labs

2. User Environment

- Environment Variables

- Key Shortcuts

- Command History

- Command Aliases

- Labs

3. User Account Management

- User Accounts

- Shell Startup Files

- Management of User Accounts

- Locked Accounts

- Passwords

- /etc/shadow

- Password Management

- Password Aging

- The root Account

- SSH

- Labs

4. Group Management

- Groups

- Group Membership

- Group Management

- User Private Groups

- Labs

5. File Permissions and Ownership

- File Permissions and Ownership

- File Access Rights

- chmod, chown and chgrp

- umask

- Filesystem ACLs

- Labs

6. Package Management Systems

- Why Use Packages?

- Software Packaging Concepts

- Package Types

- Available Package Management Systems

- Packaging Tool Levels and Varieties

- Package Sources

- Creating Software Packages

- Revision Control Systems

- Available Source Control Systems

- The Linux Kernel and git

- Labs

7. dpkg

- DPKG (Debian Package)

- Package File Names and Source

- DPKG Queries

- Installing/Upgrading/Uninstalling

- Labs

8. APT

- APT

- APT Utilities

- Queries

- Installing/Removing/Upgrading Packages

- Cleaning Up

- Labs

9. RPM

- RPM (Red Hat Package Manager

- Package File Names

- RPM Database and Helper Programs

- Queries

- Verifying Packages

- Installing and Removing Packages

- Updating, Upgrading and Freshening RPM Packages

- Upgrading the Linux Kernel

- rpm2archive and rpm2cpio

- Labs

10. dnf and yum

- dnf

- yum

- Queries

- Installing/Removing/Upgrading Packages

- Additional dnf Commands

- Labs

11. zypper

- zypper

- Queries

- Installing/Removing/Upgrading Packages

- Additional zypper Commands

- Labs

12. Introduction to GIT

- Revision Control

- Know Where the Code is Coming From: DCO and CLA

- Available Revision Control Systems

- Graphical Interfaces

- Documentation

- Labs

13. Using Git: an Example

- Basic Commands

- A Simple Example

- Signing Off on Commits

- master vs main

- Labs

14. Processes

- Programs and Processes

- Process Limits

- Creating Processes

- Process Control

- Starting Processes in the Future

- Process States

- Execution Modes

- Daemons

- niceness

- Labs

15. Process Monitoring

- Process Monitoring

- Troubleshooting

- ps

- pstree

- top

- Labs

16. Memory Monitoring, Usage and Configuring Swap

- Memory Monitoring and Tuning

- /proc/sys/vm

- vmstat

- Swap

- Out of Memory Killer (OOM)

- Labs

17. I/O Monitoring and Tuning

- I/O Monitoring

- iostat

- iotop

- Labs

18. Virtualization Overview

- Introduction to Virtualization

- Hosts and Guests

- Emulation

- Hypervisors

- libvirt

- QEMU

- KVM

- Labs

19. Containers Overview

- Containers

- Application Virtualization

- Containers vs Virtual Machines

- Docker

- Docker Commands

- Podman

- Labs

20. Linux Filesystems and the VFS

- Filesystem Basics

- Filesystem Concepts

- Virtual Filesystem (VFS)

- Available Filesystems

- Journalling Filesystems

- Special Filesystems

- Labs

21. Disk Partitioning

- Common Disk Types

- Disk Geometry

- Partitioning

- Partition Tables

- Naming Disk Devices

- blkid and lsblk

- Sizing up partitions

- Backing Up and Restoring Partition Tables

- Partition table editors

- fdisk

- Labs

22. Filesystem Features: Attributes, Creating, Checking, Usage, Mounting

- Extended Attributes

- Creating and formatting filesystems

- Troubleshooting Filesystems

- Checking and Repairing Filesystems

- Filesystem Usage

- Disk Usage

- Mounting filesystems

- NFS

- Mounting at Boot and /etc/fstab

- automount

- Network Block Devices

- Labs

23. The Ext4 Filesystems

- ext4 Features

- ext4 Layout and Superblock and Block Groups

- dumpe2fs

- tune2fs

- Labs

24. Logical Volume Management (LVM)

- Logical Volume Management (LVM)

- Volumes and Volume Groups

- Working with Logical Volumes

- Resizing Logical Volumes

- LVM Snapshots **

- Labs

25. Kernel Services and Configuration

- Kernel Overview

- Kernel Boot Parameters

- Kernel Command Line

- Boot Process Failures

- sysctl

- Labs

26. Kernel Modules

- Kernel Modules

- Module Utilities

- modinfo

- Module Configuration

- Labs

27. Devices and udev

- udev and Device Management

- Device Nodes

- Rules

- Labs

28. Network Addresses

- IP Addresses

- IPv4 Address Types

- IPv6 Address Types

- IP Address Classes

- Netmasks

- Hostnames

- NTP

- Labs

29. Network Devices and Configuration

- Network Devices

- ip

- ifconfig

- Predictable Network Interface Device Names

- Network Configuration Files

- Network Manager

- Routing

- Virtual Network Interfaces

- DNS and Name Resolution

- Network Troubleshooting

- Network Diagnostics

- Labs

30. LDAP

- LDAP Authentication

- Labs

31. Firewalls

- Firewalls

- Interfaces

- firewalld

- Zones

- Source Management

- Service and Port Management

- Port Redirection

- Labs

32. System Init: systemd, SystemV and Upstart

- The init Process

- Startup Alternatives

- systemd

- systemctl

- Labs

33. Backup and Recovery Methods

- Backup Basics

- Backup vs Archive

- Backup Methods and Strategies

- tar

- Compression: gzip, bzip2 and xz and Backups

- dd

- rsync

- Backup Programs **

- Labs

34. Linux Security Modules

- Linux Security Modules

- SELinux

- AppArmor

- Labs

35. System Rescue

- Rescue Media and Troubleshooting

- Using Rescue/Recovery Media

- System Rescue and Recovery

- Emergency Boot Media

- Using Rescue Media

- Emergency Mode

- Single User Mode

- Labs

36. Closing and Evaluation Survey

- Evaluation Survey