I had a dualboot installation of Windows 7 and Debian that looked something like this: /dev/sda1 - EFI boot partition ~100MB (made during Debian installation) /dev/sda2 - unknown, likely Windows boot partition ~100MB /dev/sda3 - Windows C:/ drive ~217GB /dev/sda4 - swap ~8GB /dev/sda5 - Deb...