[linux-lvm] System won't create devices from volume group : advice on dmsetup create command required (or alternative solution)

[J4]

Dear Milan,

	Marvellous. This solved the problem.

Many thanks and best wishes, J.

Milan Broz wrote:
> On 03/03/2010 11:43 AM, J4 wrote:
>> # vgchange -a y mds
> ...
>> # ls /dev/mapper | grep mds
>> brw------- 1 root root 253, 11 Mar  3 11:17 /dev/mapper/mds-mds
> 
> So the only LV name "mds" there is properly activated.
> 
> LVM will not activate partitions on the LV automatically,
> but you can use "kpartx" utility to do that (see man kpartx).
> 
> Try "kpartx -a /dev/mds/mds"
> 
> (before deactivating LV you will need run kpartx -d to remove these
> partition mappings again.)
> 
> Milan