Exercises

• TODO: Put together a list of exercises to do daily to improve Linux skills.
  • System resource usage
    • sar logs
    • iostat
    • iostat -xz?
    • df -h
    • du -h?
    • free -h
  • System information
    • cat /proc/meminfo
    • cat /proc/cmdline

Connect to another server and test for an open port.

# if remote unprivileged, use nmap

Test if DNS is working.

ping -c 1 google.com