Forked from stefanozanella/enable_serial_console.sh
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September 19, 2022 16:57
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Enable serial console output in CentOS 7
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echo "ttyS0" >> /etc/securetty | |
vi /etc/default/grub | |
# Add console=ttyS0 to the end of kernel line(s) "GRUB_CMDLINE_LINUX" | |
grub2-mkconfig -o /boot/grub2/grub.cfg | |
reboot | |
#vi /etc/sysconfig/init | |
# Edit ACTIVE_CONSOLES to look like: | |
#ACTIVE_CONSOLES="/dev/tty[1-6] /dev/ttyS0" | |
# If on a live system, do the following | |
#init q | |
# After that, if on KVM virtual machine, it should be possible to do | |
virsh console <vm_name> | |
# and see the console output |
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