BASE COMMAND

• SSD/HDD

  0: SSD, 1: HDD

  lsblk -d -o name,rota
  

• Subfolder size

  du -h -d 1
  

QA-LINUX

• ubuntu-ports

Err:4 http://ports.ubuntu.com/ubuntu-ports focal-security InRelease Temporary failure resolving 'ports.ubuntu.com'

echo "nameserver 8.8.8.8" | sudo tee /etc/resolv.conf > /dev/null