GRUB_TIMEOUT=10
GRUB_HIDDEN_TIMEOUT=0
GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"
GRUB_DEFAULT=0
GRUB_DISABLE_SUBMENU=true
GRUB_TERMINAL_OUTPUT="console"
GRUB_CMDLINE_LINUX="vconsole.keymap=us crashkernel=auto  vconsole.font=latarcyrheb-sun16 rhgb console=tty1 console=ttyS0,115200n8 nomodeset consoleblank=0"
GRUB_RECORDFAIL_TIMEOUT=30