GRUB_TIMEOUT=5 GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)" GRUB_DEFAULT=saved GRUB_DISABLE_SUBMENU=true GRUB_CMDLINE_LINUX="rd.lvm.lv=ok/root rhgb quiet" GRUB_DISABLE_RECOVERY="true" GRUB_ENABLE_BLSCFG=true GRUB_TERMINAL_OUTPUT="gfxterm" GRUB_BACKGROUND="/boot/grub2/images/obi_ol9_boot_splash.png"