On 08/03/2014 08:31 PM, Russell Coker wrote:
On Mon, 4 Aug 2014 04:02:53 Peter Roberts wrote:
I've just recently started testing btrfs on my server but after just 24
hours problems have started. I get booted to a busybox prompt user
ubuntu 14.04. I have a multi device FS setup and I can't say for sure if
it managed to boot initially or not but it worked fine in regular usage.
What is GRUB (or your boot loader) giving as parameters to the kernel?
What error messages appear on screen? Sometimes it's helpful to photograph
the screen and put the picture on a web server to help people diagnose the
problem.
I cannot mount my root with anything other than an explicit /dev/sdx
reference until I manually run a scan. Then UUID etc all work. I've
That sounds like a problem with the Ubuntu initrd, probably filing an Ubuntu
bug report would be the best thing to do. Is BTRFS supported in that version
of Ubuntu?
But just changing your boot configuration to use /dev/sdx is probably the best
option.
Assuming you are booting with grub2, you will need to use /dev/sdx in
the grub2 configuration file. This is known issue with grub2. Example
from my script:
--------------------------------------------------------------------------------------
echo 'Loading Linux desktop ...'
linux /vmlinuz-desktop root=/dev/sda7 ro splash quiet
echo 'Loading initial ramdisk ...'
initrd /initrd-desktop.img
---------------------------------------------------------------------------------------
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