Comment by peter_d_sherman | Hacker News Reader

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Comment by peter_d_sherman | Hacker News Reader

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peter_d_sherman·

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Building NixOS qcow2 images with flakes:

https://tarnbarford.net/journal/building-nixos-qcow2-images-...

Build a bare bones bootable nixos qcow2 image suitable for running with libvirt/qemu/kvm:

https://gist.github.com/tarnacious/f9674436fff0efeb4bb6585c7...

A Journey into Nix and NixOS (Building a QEMU image):

https://williamvds.me/blog/journey-into-nix/#:~:text=Buildin...

Setting up qemu VM using nix flakes:

https://gist.github.com/FlakM/0535b8aa7efec56906c5ab5e32580a...

Another note, NixOS containers with systemd-nspawn cpmpatibility: https://nixos.wiki/wiki/NixOS_Containers

There is a good blog post here about how these work: https://www.tweag.io/blog/2020-07-31-nixos-flakes/

And of course, it is just a tarball, so it works on every systemd based distro.

There's also this:

"Not-OS – NixOS-based OS generator that outputs an OS with 47MB squashfs":

https://news.ycombinator.com/item?id=34679031

https://github.com/cleverca22/not-os

For memory constrained VMs and containers based on NixOS...

Of course, even that isn't as small as Alpine's absolutely tiny 5MB Docker image:

https://hub.docker.com/_/alpine

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