Sempre ajuda a ler as Notas da versão.
The next generation Subiquity server installer, brings the comfortable live session and speedy install of Ubuntu Desktop to server users at last.
N.B., If you require LVM, RAID, multipath, vlans, bonds, or the ability to re-using existing partitions, you will want to continue to use the alternate installer
De atualização para notas de lançamento. Mas ainda alguns problemas, veja notas para detalhes completos.
As of 18.04.1, the Subiquity server installer now supports LVM, RAID, vlans, and bonds.