Adding Serial Console to CentOS 7

This video shows how to add a serial console to CentOS 7 and connect via virsh.

Steps:
Edit “/etc/sysconfig/grub”
Add to end of GRUB_CMD_LINELINUX, “console=ttyS0”
Execute “grub2-mkconfig -o /boot/grub2/grub.cfg”
Reboot
Then, on your management workstation, execute “virsh console domain”

source

centos 7