Re: lvm on raidframe rcorder

[Adam Hoka <adam.hoka%gmail.com@localhost>]

On Mon, 4 Oct 2010 10:55:14 -0400
Thor Lancelot Simon <tls%panix.com@localhost> wrote:

> On Mon, Oct 04, 2010 at 09:00:25AM +0200, Adam Hamsik wrote:
> > 
> > On Oct,Sunday 3 2010, at 1:33 PM, matthew sporleder wrote:
> > 
> > > On Sun, Oct 3, 2010 at 3:18 AM, Michael van Elst 
> > > <mlelstv%serpens.de@localhost> wrote:
> > >> haaaad%gmail.com@localhost (Adam Hamsik) writes:
> > >> 
> > >>> Ah that's bug I will fix it soon, thanks for using/testing RAID + lvm.
> > >> 
> > >> What about RAID on LVM?
> > >> 
> > >> --
> > > 
> > > LVM should be able to create stripes and mirrors on its own.
> > 
> > Yeah I hope that we will be able to move mirror target forward now. 
> > (Stripes are already supported).
> 
> I find this kind of duplication of function in our kernel highly
> objectionable (lvm mirroring should not be *added*, ccd mirroring should,
> rather, be *removed*).
> 
> Thor

lvm uses its mirror target to handle snapshots
what would be really useful instead of keep forcing others
the the one-true-way of stripe is to have a common code for this,
which can be used to implement dm-mirror and ccd, etc.

-- 
NetBSD - Simplicity is prerequisite for reliability