Linux System fast clone

RHEL 6.5 EFI fs structure
/dev/sdx1 vfat --> t(6)   /boot/efi (10MB should be okay)
/dev/sdx2 ext4 --> t(83)  /boot (50MB should be okay)
/dev/sdx3 ext4 --> t(83)  /

boot menu for EFI boot option
efibootmgr -c -d /dev/sda -p 1 -w -L "Redhat Enterprise Linux 6.5" -l '\EFI\redhat\grub.efi'


RHEL 6.5 legacy fs structure
/dev/sdx1 ext4 --> t(83)  /boot
/dev/sdx2 ext4 --> t(83)  /
grub need to be installed

fstab/grub.conf need to be updated according to the UUID of target disk

kernel option of current boot can be found at /proc/cmdline