Re: What is the correct command to run GNU guix/Hurd in qemu?

Hurd does not support virtio-blk yet as far as I know.
Try a file based disk emulation via virtual ahci controller.

Cheers,
Damien

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-------- Original Message --------
On 18/6/26 5:54=E2=80=AFam, Gabriel Wicki <[email protected]> wrote:

>  Hi freebert
> =20
>  I CC the help-guix mailing list since this is somewhat Guix specific.
> =20
>  In the GNU Guix Reference Manual there's the `childhurd` section called
>  `The Hurd in a Virutal Machine`, in (guix) Virtualization Services.
> =20
>  This should quickly get you to that goal.
> =20
>  Have nice day!
>  gabriel / gabber
> =20
>  On Wed, Jun 17, 2026 at 02:33:55AM +0200, freebert--- via Users list for=
 the GNU Hurd wrote:
>  > I could not find much info about running GNU guix/Hurd in qemu, but I =
tried
>  > using two commands and I get get two different errors.
>  >
>  > This is the one from GNU guix guide. https://guix.gnu.org/manual/devel=
/en/
>  > html_node/Running-Guix-in-a-VM.html
>  >
>  > qemu-system-x86_64 --machine q35 -nic user,model=3Dvirtio-net-pci -ena=
ble-kvm -m
>  > 2048 -device virtio-blk,drive=3Dmyhd -drive if=3Dnone,file=3D
>  > 86pbr2w7zfzf31njwwihxs86adwbb6zv-hurd-barebones.qcow2,id=3Dmyhd
>  >
>  > It then gets stuck in the boot process with the line "sd0: timeout wai=
ting for
>  > identify"
>  >
>  > The second command I tried is from the Debian GNU/Hurd guide. https://
>  > www.debian.org/ports/hurd/hurd-install
>  >
>  > kvm -m 4G -drive file=3D$(echo
>  > 86pbr2w7zfzf31njwwihxs86adwbb6zv-hurd-barebones.qcow2),cache=3Dwriteba=
ck
>  >
>  > It boots properly into GNU guix/Hurd, and I could login as root, but w=
hen I run
>  > "guix pull", I get this error
>  >
>  > guix pull: error: Git error: cannot extend packfile '/root/.cache/guix=
/
>  > checkouts/7x37p6bub2newlthjx5kk2mco2aq44vxbq9p5gua3sifqxzfb3aqq/.git/o=
bjects/
>  > pack/pack_git2_37ae6b67c8b573ea': No space left on device
>  >
>  > ext2fs: part:1:device:hd0: warning: This filesystem is out of space.
>  >
>  > What is the command to run GNU guix/Hurd? Are there any other issues t=
hat I am
>  > unaware of that might be happening as well?
> =20
> =20
>