[Libguestfs] LVM mounting issue
Richard W.M. Jones
rjones at redhat.com
Thu Jan 16 16:00:37 UTC 2014
On Thu, Jan 16, 2014 at 03:57:50PM +0000, Исаев Виталий Анатольевич wrote:
> Hello, It's me again with one more misunderstanding of libguestfs usage...
> Guestfish (as well as python libguestfs module) refuse to mount logical volume containing the root partition of the VM's filesystem.
> According to this short guide<http://rwmj.wordpress.com/2009/04/07/libguestfs-lvm-support/> I am trying to mount /dev/vg_kojit/lv_root as "/", but nothing works:
>
> [root at rhevh1 integrity]#
> [root at rhevh1 integrity]#
> [root at rhevh1 integrity]#
> [root at rhevh1 integrity]# guestfish
>
> Welcome to guestfish, the libguestfs filesystem interactive shell for
> editing virtual machine filesystems.
>
> Type: 'help' for help on commands
> 'man' to read the manual
> 'quit' to quit the shell
>
> ><fs> add /dev/dm-40
> ><fs> run
> ><fs> inspect_os
> ><fs> pvs
> /dev/vda2
> unknown device
Hang on, "unknown device" is literally printed here?
Which version of libguestfs?
> ><fs> lvs
> /dev/vg_kojit/lv_root
> /dev/vg_kojit/lv_swap
> ><fs> mount /dev/vg_kojit/lv_root /
> libguestfs: error: mount: mount_stub: /dev/vg_kojit/lv_root: No such file or directory
This could be a bug.
Can you add the -v -x options to guestfish and show us the complete,
unedited messages.
Rich.
--
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
Read my programming blog: http://rwmj.wordpress.com
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