Thanks for confirming! Opening a release notes task - we'll need to document that alignment requirements may differ between systems, and that partman/alignment=cylinder is a workaround for buggy BIOS implementations or, I think, for co-installation of Windows XP and older.
Thanks for confirming! Opening a release notes task - we'll need to document that alignment requirements may differ between systems, and that partman/ alignment= cylinder is a workaround for buggy BIOS implementations or, I think, for co-installation of Windows XP and older.