Install Grub Boot Loader in CentOS 7 7.After theGRUB2boot loader is successfully installed in your hard disk MBR area, typeexitto return to the CentOS boot ISO image tree andrebootthe machine by typinginit 6in the console, as illustrated in the below screenshot. Exit CentOS 7 Grub Prompt ...
If you do edit the GRUB2 default options, you will need to recreate the grub.cfg file, and in the RedHat family, as I've demonstrated withFedorain the updates section of my most awesome GRUB2 tutorial, you do this as follows: grub2-mkconfig -o /boot/grub2/grub.cfg You should fiddle...
You can append the rdblacklist=nouveau string to the default boot options under /etc/default/grub. Or you can edit the boot menu on the fly, on reboot. If you do edit the GRUB2 default options, you will need to recreate the grub.cfg file, and in the RedHat family, as I've ...
3. Set the line to0if it's not already set. By setting it to 0, the first kernel in the GRUB list (usually the latest installed one) is selected by default. 4.Save and exit the file. 5. Recreate the kernel configuration with: sudo grub2-mkconfig -o /boot/grub2/grub.cfg 6. Re...
After the GRUB configuration file is updated in CentOs, you need to recreate the kernel configuration by deploying the following command, 1 sudo grub2-mkconfig -o /boot/grub2/grub.cfg This command regenerates the GRUB configuration file with Now, we reboot to check if the changes took place...
GRUB_TERMINAL_OUTPUT="console" GRUB_CMDLINE_LINUX="rd.lvm.lv=centos/root rd.lvm.lv=centos/swap crashkernel=auto rhgb quiet" GRUB_DISABLE_RECOVERY="true" Next, run the following command to recreate the kernel configuration. # grub2-mkconfig -o /boot/grub2/grub.cfg ...
/var' as done in /var/lib/rear/layout/disktodo.conf No code has been generated to recreate swap:/dev/zram0 (swap) To recreate swap:/dev/zram0 (swap) manually add code to /var/lib/rear/layout/diskrestore.sh or abort UserInput -I ADD_CODE_TO_RECREATE_MISSING_SWAPDEVZRAM0SWAP needed...