Linux : Edit Grub2 settings on RHEL/CentOS 7

By | April 26, 2015

RedHat / CentOS 7 is now shipped with Grub2 which require a different approach than the well known legacy Grub.

To modify Grub2 settings or kernel parameters, edit the following file :

/etc/default/grub

Then regenerate the Grub config as followed :

grub2-mkconfig -o /boot/grub2/grub.cfg