How to boot with "systemd" as init system?

[piwawa]

Describe the bug
I want to use systemctl in terminal, but it throws an error:

I checked the current init system:

To Reproduce
Steps to reproduce the behavior:

1. Go to 'LXTerminal.'
2. input 'systemctl'
3. See error

Expected behavior
Boot with "systemd" as init system

Versions (please complete the following information):

• OS: Ubuntu 20.04
• image tag dorowu/ubuntu-desktop-lxde-vnc:latest

[recall704]

you need run docker with --privileged

[piwawa]

you need run docker with --privileged

Not work for me :(

[recall704]

https://github.com/gdraheim/docker-systemctl-replacement