[Nix-dev] Problems installing NixOS with btrfs from a USB stick

[Wout Mertens]

Actually, I wasn't being clear, I only fixed it for me :-)

Sorry...
On Apr 16, 2014 3:11 AM, "Thomas Strobel" <ts468 at cam.ac.uk> wrote:

> Thank you very much for looking into it and fixing it so quickly!
>
> On Tue, 2014-04-15 at 08:52 +0200, Wout Mertens wrote:
> > I fixed it by stracing mkfs. btrfs and creating a symlink to /.
> > Basically it gets confused by the bind mounts and looks for root at
> > the original location.
> > So just strace -eopen mkfs... and look for enoent.
> > On phone, sorry for lack of details.
> >
> > On Apr 13, 2014 12:41 PM, "Alexei Robyn" <shados at shados.net> wrote:
> >         Hello,
> >
> >         If you're talking about the "can't determine mount status
> >         of /dev/..."
> >         issue, this is a bug with mkfs.btrfs. See
> >
> http://lists.science.uu.nl/pipermail/nix-dev/2012-December/010237.html
> >
> >         - Alexei
> >
> >         On Sun, Apr 13, 2014, at 07:49 PM, Cillian de Róiste wrote:
> >         > Hi!
> >         >
> >         > On Sun, Apr 13, 2014 at 11:05 AM, Thomas Strobel
> >         <ts468 at cam.ac.uk> wrote:
> >         > > Hi there,
> >         > >
> >         > > I was running into problems when trying to install NixOS
> >         with btrfs from
> >         > > a USB stick. I downloaded the current .iso and used
> >         unetbootin to create
> >         > > a bootable USB drive from it.
> >         > >
> >         > > Unfortunately, the resulting installation environment did
> >         not allow to
> >         > > use mkfs.btrfs as it could not decide on the mounting
> >         status of my
> >         > > partition. It seemed as if unetbootin prepared the system
> >         in a way that
> >         > > prevented mkfs.btrfs from working.
> >         > >
> >         > > Did anyone else experience that problem?
> >         > >
> >         > > If so, then my question is if the .iso files could be
> >         changed in a way
> >         > > that allows to prepare the USB stick with a simple
> >         dd-command, e.g. like
> >         > > Debian or GRML ISOs do, and that keeps mkft.btrfs working?
> >         >
> >         > You could try installing syslinux and using isohybrid to
> >         create a
> >         > hybrid bootable image which you can dd onto a USB stick:
> >         >
> >         >     isohybrid filename.iso
> >         >
> >         >
> >
> http://www.syslinux.org/wiki/index.php/Doc/isolinux#HYBRID_CD-ROM.2FHARD_DISK_MODE
> >         >
> >         > I'm not sure if that will help with the btrfs issue, but it
> >         would be
> >         > good to know if it worked.
> >         >
> >         > Good luck!
> >         > Cillian
> >         > _______________________________________________
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> >         > nix-dev at lists.science.uu.nl
> >         > http://lists.science.uu.nl/mailman/listinfo/nix-dev
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>
>
>
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