Linux Containers

sudo apt upgrade
sudo apt autoremove
sudo snap install lxd --channel=4.0/stable

Initial Setup

sudo lxd init
:'
Would you like to use LXD clustering? (yes/no) [default=no]: yes
What IP address or DNS name should be used to reach this node? [default=10.20.21.10]: 
Are you joining an existing cluster? (yes/no) [default=no]:   
What name should be used to identify this node in the cluster? [default=academia]: 
Setup password authentication on the cluster? (yes/no) [default=no]: 
Do you want to configure a new local storage pool? (yes/no) [default=yes]:   
Name of the storage backend to use (btrfs, dir, lvm, zfs) [default=zfs]: 
Create a new ZFS pool? (yes/no) [default=yes]: 
Would you like to use an existing empty block device (e.g. a disk or partition)? (yes/no) [default=no]: 
Size in GB of the new loop device (1GB minimum) [default=100GB]: 
Do you want to configure a new remote storage pool? (yes/no) [default=no]: 
Would you like to connect to a MAAS server? (yes/no) [default=no]: 
Would you like to configure LXD to use an existing bridge or host interface? (yes/no) [default=no]: 
Would you like to create a new Fan overlay network? (yes/no) [default=yes]: 
What subnet should be used as the Fan underlay? [default=auto]: 
Would you like stale cached images to be updated automatically? (yes/no) [default=yes] 
Would you like a YAML "lxd init" preseed to be printed? (yes/no) [default=no]: 
'

Instance Management

lxc image list images: ubuntu amd64
lxc image list images: ubuntu arm64
lxc image list images: ubuntu

lxc launch ubuntu:21.04 academia
lxc restart academia
lxc start academia
lxc stop academia
lxc list

lxc exec academia -- /bin/bash

Knowledge

sudo apt update ; sudo apt list --upgradable 
sudo apt upgrade; sudo apt autoremove
sudo apt install snapd

sudo snap install lxd --channel=4.0/stable
sudo snap install lxd --channel=3.0/stable
sudo snap install lxd
sudo lxd.migrate

sudo lxd init --auto
sudo lxd init

lxc remote list
lxc image  list

lxc image list images: alpine
lxc image list images: alpine arm64
lxc image list images: alpine amd64

lxc image list images: debian
lxc image list images: debian arm64
lxc image list images: debian amd64

lxc image list images: ubuntu
lxc image list images: ubuntu arm64
lxc image list images: ubuntu amd64

References

Coexistence of Hypervisor, Docker & LXD Installing snap on Ubuntu Getting Started with LXC Docker on Windows Docker Compose Installing snapd Docker