Жесть
зачем усложнять жизнь этим grub 2
Не работает
No path or device is specified.
Try ``grub-probe --help'' for more information.
Auto-detection of a filesystem module failed.
Please specify the module with the option `--modules' explicitly.
root@ubuntu:/# grub-install --recheck --no-floppy /dev/sda
grub-probe: error: cannot find a device for /boot/grub.