Am Donnerstag, den 27.11.2008, 21:27 +0200 schrieb Pasi Kärkkäinen:
> On Thu, Nov 27, 2008 at 06:05:27PM +0100, Thomas Halinka wrote:
> > Hi Javier,
> >
> > Am Donnerstag, den 27.11.2008, 11:52 -0500 schrieb Javier Guerra:
> > > On Thu, Nov 27, 2008 at 11:10 AM, Thomas Halinka <lists@xxxxxxxxx> wrote:
> > > > Am Samstag, den 22.11.2008, 20:19 +0400 schrieb Nicolas Ruiz:
> > > >> This is interesting. Want to tell more about your setup? CLVM?
> > > >> iSCSI?
> > > >
> > > > nope, just AoE and LVM
> > >
> > > LVM and not CLVM? i guess that means that you use LVM at the storage
> > > boxes and export (with vblade) the LVs?
> >
> > My Storage-Header-Box (which is also the openqrm-server) has sw-raid
> > over a bunch of intel-servers with vblade.
> >
> > So i created some mdX and put them in a VG.
> >
> > /dev/md0 ---> /dev/md19 are my AoE-Backend and r PVs in a VG.
> >
> > On this Storage-Header im exporting the Lvols through AoE again. So my
> > XEN-Boxes grab their LVols....
> >
> > Sounds confusing, but maybe a drawing would show up the concept
> >
>
> Do you run LVM on dom0's for domU disks?
nope - just phy:/dev/etherd/e0.1....
the domu works directly on the blade without partitioning.
so i can snapshot, lvextend and resizefs on the openqrm-server.
> How many 'SAN disks' each dom0 sees?
output of aoestat is the same on all dom0s - so each dom0 sees all disks
- otherwise live-migration would not be working....
>
> -- Pasi
Thomas
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