Re: [Devel] LVM partitioning configuration?

[Finn-Arne Johansen <faj@xxxxxx>]

On Fri, Jun 20, 2003 at 12:45:07PM +0200, Jonas Smedegaard wrote:
> On 20 Jun 2003 10:38:33 +0200
> Petter Reinholdtsen <pere@xxxxxxxxxx> wrote:
> > [Tollef Fog Heen]
> > > I think you are right, and switching from LVM to EVMS should also be
> > > fairly painless since the on-disk storage format is the same.
> > Right.
> > I've changed all profiles except the standalone ones to use LVM on
> > /var and /usr.  We will have to test how that works out.  But should
> > swap be on LVM as well?
> LVM provides variable size volumes. swap doesn't need that - more swap
> areas can be defined instead. LVM requires a little more computing
> overhead, so avoiding its use with swap is preferred.
> If running RAID then swap has a benefit of using that: If a disk fails
> you don't want your (virtual) memory to corupt.

Yes, and therefor we need swap also on the LVM, because its easier to
set up swap. 

created degraded swap, reboot, move data from /dev/sdaX to /dev/mdX
using pvmove, and then add /dev/sdaX to the raid. 

-- 
Finn-Arne Johansen 
faj@xxxxxx
http://bzz.no/?page=finnarne
Registered Linux user #86307 (http://counter.li.org)