Containers - lxc | Ubuntu
https://ubuntu.com/server/docs/containers-lxcLXC Containers are a lightweight virtualization technology. They are more akin to an enhanced chroot than to full virtualization like Qemu or VMware, both because they do not emulate hardware and because containers share the same operating system as the host. Containers are similar to Solaris zones or BSD jails.
Mount NFS on LXC Proxmox – SvennD
https://www.svennd.be/mount-nfs-lxc-proxmox08.08.2018 · In that time frame the developers have changed from OpenVZ to LXC and made a script to migrate the data. One key element however, mounting (remote) NFS shares are no longer possible from within the containers, at least not native. Within the container the error is rather lacking information and is pointing towards the NFS server issue.