A "pure-container" hypervisor that offers incredible speed and scalability for cloud and server deployments.
| If you need... | Use instead | |----------------|--------------| | Modern LTS (stable) | Ubuntu 22.04 or 24.04 LTS | | Lightweight for old hardware | Xubuntu 22.04, Lubuntu 22.04, or Debian 12 | | 32-bit support | Debian 12 (i686) or Alpine Linux | | Docker/CI legacy testing | Official Ubuntu 16.04 Docker image (still on Docker Hub) | ubuntu 16.04 iso
: 16.04 was the first version to include native support for ZFS on Linux, a advanced file system known for snapshots and data integrity. If you install Ubuntu 16
If you install Ubuntu 16.04 now, the command sudo apt update will fail. This is because the original update servers have been shut down and moved to the "old-releases" archive. You must edit your sources list. : This version introduced support for applying critical
: This version introduced support for applying critical kernel security fixes without needing a system reboot.