Linux / Shell Command Reference

Command List

• ls
• grep
• find and
• chmod
• ps
• awk and, and
• sed , and
• top and, CPU, and more
• systemctl systemd and,,
• journalctl and systemd,, and more
• ss , netstat,
• crontab and Level, command
• rsync and, and
• xargs , command,
• tee , and,
• watch command,
• lsof , and
• du and,
• wc , and, Common
• iptables Linux, and

Common Scenarios

• How to Check Port Usage on Linux? Service startup says port is in use, want to find which process is using it
• How to Find the Largest Files on Linux? Disk is almost full, want to find which files/directories use the most space
• How to Keep a Process Running in Background on Linux? Process stops after SSH disconnects, want to keep it running in background

Comparisons

• grep vs awk vs sed: ? grep, sed, awk

Cheat Sheet

Linux / Shell Cheat Sheet →