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Re: [Xen-users] [Solved] Using xm block-{attach,detach}

From: "trilok nuwal" <tc.nuwal@xxxxxxxxx>

Date: Fri, 6 Apr 2007 10:38:23 +0530

Delivery-date: Thu, 05 Apr 2007 22:07:18 -0700

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List-id: Xen user discussion <xen-users.lists.xensource.com>

On 4/6/07, Daniel Bareiro <daniel-listas@xxxxxxx> wrote:

On Thursday, 05 April 2007 14:35:35 -0300,
Daniel Bareiro wrote:

> I've successfully formatted the LVM backed-vbd on dom0. Then I attach
> it to domU. Both cat /proc/partitions and hwinfo reports the new
> exported LV backed-vbd, but I can't operate on it:

> ws1:/proc# cat /proc/partitions
> major minor  #blocks  name

>    3     3   31457280 hda3
>    3     2    5242880 hda2
>    3     1     262144 hda1
>    3     4    5242880 hda4

> ws1:/proc# mount /dev/hda4 /mnt/
> mount: you must specify the filesystem type
> ws1:/proc# mount -t reiserfs /dev/hda4 /mnt/
> mount: special device /dev/hda4 does not exist

I made the block special file and then I can access to the exported
lvm-backed vbd inside the domU:

ws1:~# mknod -m 660 /dev/hda4 b 3 4
ws1:~# mount /dev/hda4 /mnt/
ws1:~# df -h
S.ficheros          Tamaño Usado  Disp Uso% Montado en
/dev/hda2             5,0G  358M  4,7G   7% /
/dev/hda3              30G   22G  8,8G  71% /home/mirror
/dev/hda4             5,0G   33M  5,0G   1% /mnt

Thanks for all your replys.

Regards,
Daniel
--
Daniel Bareiro - System Administrator
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