Linux: Shells and Processes

Gain a thorough understanding of the shell and system processes to help you work faster and more efficiently in Linux.

Introduction

• Be more productive in the Linux shell
• What you should know
• Reconfigure or migrate to CentOS

1. Linux Shells Overview

• About Linux shells
• About Linux terminals
• Shell pathname tricks
• Shell history tricks
• Configure shell history
• Variables and shell environment
• Make shell variables persistent
• Pattern matching with globs
• Globs exercise
• Pattern matching with extended globs
• Extended glob exercise

2. Using the Bash Shell

• Escape characters and quotes
• Brace expansion
• Command and variable substitution
• Command input and output
• Connecting programs with pipes
• File redirects and tees
• Combining pipes, redirects, and tees
• Command lists and subshells

3. Linux Processes

• Introduction to processes
• Monitor processes using ps
• Monitor processes in real time
• Monitor processes graphically
• Manage processes
• Process priority
• Manage process jobs

4. System Services

• Introduction to system services
• Get systemd service status
• Manage systemd services
• Make systemd services persistent

5. Job Scheduling

• Introduction to job scheduling
• One time jobs using at and batch
• About cronjobs
• Recurring user jobs using cron
• Recurring system-wide jobs using cron
• Limit access to AT and cron
• Using systemd timer units