lxc

Setup

requires snap

sudo apt install snap

sudo snap install lxd
sudo usermod -a -G lxd $(whoami)

Init

Setup lxd

sudo lxd init

Containers

List

lxc list

Get Info

lxc info containername

Create

lxc launch ubuntu containername

move

lxc mv ubuntu ubuntu1
lxc mv ubuntu1 -s=poolname

Stop

lxc stop containername

Exec bash on container

lxc exec $containername bash

Exec multiple commands

lxc exec "container name" -- bash -c "apt update -y && apt upgrade -y"

delete a container

lxc rm "container name"
#if force required
lxc rm "container name" --force

Configuration

Edit

lxc config edit "container name"

Set value

#Example
lxc config set "container name" "security.nesting" "true"

Profile Management

lxc profile remove "container name" "profile name to remote" 
lxc profile assign "container name" "profile name to assign" 

Profiles

macvlan only

1. create copy from default

lxc profile copy default eth0_macvlan
lxc profile edit eth0_macvlan

1. edit new profile

devices:
  eth0:
    nictype: macvlan
    parent: eth0 # parent ethernet name
    type: nic

swap

swap on lxc limits.memory.swap: "false"

swap on host https://www.shellhacks.com/swappiness-in-linux-ubuntu-how-to-change/