centos man page for grub2-set-default

GRUB-SET-DEFAULT(1)					      General Commands Manual					       GRUB-SET-DEFAULT(1)

NAME
       grub-set-default -- Set the default boot menu entry for GRUB.

SYNOPSIS
       grub-set-default [--boot-directory=DIR] MENU_ENTRY

DESCRIPTION
       grub-set-default  sets  the default boot menu entry for all subsequent boots.  This command only works for GRUB configuration files created
       with GRUB_DEFAULT=saved in /etc/default/grub.

OPTIONS
       --boot-directory=DIR
	      Find GRUB images under DIR/grub.	The default value is /boot, resulting in grub images being search for at /boot/grub.

       MENU_ENTRY
	      A number, a menu item title or a menu item identifier.

SEE ALSO
       info grub

								  Wed Feb 26 2014					       GRUB-SET-DEFAULT(1)