Walt Shekrota <walterp@penguinacity.org> wrote:
> Arthur Hagen wrote:
>
>> dmsetup -l
>
> hmmm
> dmsetup -l
> dmsetup: invalid option -- l
> Couldn't process command line.

Oops, my bad, going from memory. It's actually "dmsetup ls", which should
list all your dm devices, and give you an error if it can't communicate with
the kernel device mapper.

Regards,
--
*Art