Ubuntu 16.04 LTS (“Xenial”) includes support for the very latest ARM-based server systems powered by certified 64-bit processors. The latest 16.04.5 release arrived on August 2, 2018, and provides primarily bug fixes for previous releases. Release notes for Ubuntu 16.04.5 are available.
Ubuntu is one of the supported operating systems provided by Packet on its Type 2A servers.
Ubuntu 18.04 LTS (“Bionic Beaver“) was released in April 2018. 18.04 ships with a Linux 4.15 based kernel. The point release of 18.04.1 of July 25, 2018 provided primarily security and bug fixes.