[linux-lvm] snapshots can't be deactivated

[David Timms]

Stuart D. Gathman wrote:
> On Wed, 18 Jul 2007, Joachim Banzhaf wrote:
> 
>>> Are my steps right in principle? Did I forget to do something before or
>>> after removing?
>> I am by no means an expert on lvm, so dont take this too seriously: shouldn't 
>> there be an lvchange -an yourlv before lvremove? Maybe this active status is 
>> still hanging around somewhere although you can force the remove?
> 
> When I try lvchange -an C4_SNAP, it always fails.  So I have had to force
> the lvremove in the backup script.  I am nervous about this, and already asked
> why this is the case.  When reading about the "active" flag, it seems
> to have something to do with shared SAN storage volume groups, so perhaps we
> are not supposed to deactivate LVs for simple single machine systems.  But the
> error from lvremove is disconcerting.  If I force it, what if there is
> a *different* error that I really *don't* want to force?
Perhaps the command produces an errorlevel that you could test against, 
and only continue when you get the expected error ?

DaveT.