[linux-lvm] Misleading documentation

Heinz Mauelshagen mauelshagen at redhat.com
Wed Sep 20 11:40:19 UTC 2006

On Wed, Sep 20, 2006 at 12:50:02PM +0200, Morten Torstensen wrote:
> Scott Lamb wrote:
> >This is my biggest beef with LVM - why doesn't *any* of the 
> >documentation point this out? There are very few good reasons to use LVM 
> >without RAID, and "ignorance" certainly isn't among them. I don't see 
> >any mention of RAID or disk failures in the manual pages or in the HOWTO.
> Mirroring should be dealt with in LVM itself, by mapping more PEs on 
> physical seperate PVs to each LE. From the little information I've seen 
> about the new LVM mirroring, it seems that the mirrors are defined on LV 
> level instead of LE/PE. But after some JFGI sessions nothing really 
> enlightening has shown up.

LVM2 does mirror by grouping multiple (hidden) logical volumes
into a mirror set.

> -- 
> //Morten Torstensen
> //Email: morten at mortent.org
> //IM: Cartoon at jabber.no morten.torstensen at gmail.com
> And if it turns out that there is a God, I don't believe that he is evil.
> The worst that can be said is that he's an underachiever.
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> read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/

Heinz    -- The LVM Guy --


Heinz Mauelshagen                                 Red Hat GmbH
Consulting Development Engineer                   Am Sonnenhang 11
Storage Development                               56242 Marienrachdorf
Mauelshagen at RedHat.com                            PHONE +49  171 7803392
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