Next, select your Kernel version from the grub menu item and press
ekey to edit the first boot option. Now use the Down arrow key to find the kernel line (starts with “linux16“), then change the argument
rw init=/sysroot/bin/shas shown in the screenshot below.
Once you have finished the task in the previous step, press
F10to boot into single user mode (access an emergency shell).
Now mount root
(/) filesystem using the following command.
# chroot /sysroot/
At this point, you can perform all the necessary low-level system maintenance tasks. Once you are done, reboot the system using this command.
# reboot -f