On 29/09/2020 14:58, Андрей via Dng wrote:
> Question is, Is it possible to to achieve same goal without LLVM --
> i.e. to partition system HDD with fdisk, and then still have full
> encryption?

Luks encrypt the whole HDD or a large partition first then overlay LVM to get resizeable volumes and snap-shotting etc.
Check the current LUKS grub support, last time I checked grub only supports LUKS not LUKS2, an important consideration if you want /boot encrypted.