Booting from GRUB

efi and lvm

grub2 with efi and lvm

grub> ls

grub> set root=(hd0,gpt2)

grub> linuxefi /vmlinuz-3.10.0 root=/dev/mapper/centos_argomnnod01-root

grub> initrdefi /initramfs-3.10.0

grub> boot

# grub-install /dev/sda2

### grub-mkconfig -o /boot/grub2/grub.cfg

# grup-mkconfig -o /boot/efi/EFI/centos/grub.cfg