[Nix-dev] ZFS root boot

[deCube.net | Danny Wilson]

No newlines needed :D

[root at nixos:~]# uname -a
Linux elon 3.4.67 #1-NixOS SMP Thu Oct 24 13:12:48 UTC 2013 x86_64 GNU/Linux


Summarized everything here for future reference: https://gist.github.com/vizanto/7374277

Hopefully that will save someone a day of pain :-/

Thanks!


On 8 nov. 2013, at 17:36, Ricardo M. Correia <rcorreia at wizy.org> wrote:

> I'm not sure, but you might have to use this syntax instead:
> 
> boot.initrd.postDeviceCommands =
>   ''
>     zpool import -f -a -d /dev/cciss
>   '';
> 
> ... because of newlines. Notice that I'm not using double quotes, I'm using 2 single quotes.
> 
> 
> On Fri, Nov 8, 2013 at 5:18 PM, Ricardo M. Correia <rcorreia at wizy.org> wrote:
> I think the problem may be that NixOS is only importing pools in the /dev directory, and not /dev/cciss... see modules/tasks/filesystems/zfs.nix:
> 
>      51     boot.initrd = mkIf inInitrd {
>      52       kernelModules = [ "spl" "zfs" ] ;
> (...)
>      61       postDeviceCommands =
>      62         ''
>      63           zpool import -f -a -d /dev
>      64         '';
>      65     };
> 
> Can you add the option:
> 
> boot.initrd.postDeviceCommands = "zpool import -f -a -d /dev/cciss"; 
> 
> ... to your configuration.nix and see if it works?
> 
> 
> On Fri, Nov 8, 2013 at 5:01 PM, deCube.net | Danny Wilson <danny at decube.net> wrote:
> I found something, after adding boot.shell_on_fail:
> https://github.com/NixOS/nixpkgs/blob/master/nixos/modules/tasks/filesystems/zfs.nix#L63
> 
> this imports nothing for me.
> 
> If I run in the shell…
> # zpool import -f -a -d /dev/cciss
> 
> then my rpool is imported! and I can finally boot :D
> 
> How to fix this permanently?
> 
> On 8 nov. 2013, at 16:50, deCube.net | Danny Wilson <danny at decube.net> wrote:
> 
> > Still no luck.
> >
> > <<< NixOS Stage 1 >>>
> >
> > loading module spl
> > loading module zfs
> > loading module dm_mod
> > running udev…
> > starting device mapper and LVM…
> >  No volume groups found
> > mounting rpool/ROOT/nixos on /…
> > mount: mounting rpool on /mnt-root/ failed: No such file or directory
> >
> >
> > I’ve also tried using  device = "rpool”;  like you have.
> >
> > Do I have to recreate the pool with nixos on rpool instead of rpool/ROOT/nixos ?! :-(
> 
> 
> 

-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.science.uu.nl/pipermail/nix-dev/attachments/20131109/53a8ffe9/attachment.html 
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 195 bytes
Desc: Message signed with OpenPGP using GPGMail
Url : http://lists.science.uu.nl/pipermail/nix-dev/attachments/20131109/53a8ffe9/attachment.bin