AW: [Fedora-xen] Block device sharing

[Daniel P. Berrange]

On Sun, Nov 19, 2006 at 11:49:38AM +0100, Bertho Stultiens wrote:
> Thomas von Steiger wrote:
> > My setup for gfs inside guest's looks like this.
> > For export 1 os lv and 2 shared lv's I use this:
> > disk = ['phy:/dev/xenvg/xenRHEL4_3,ioemu:hda,w',
> >         'phy:/dev/xenvg/xenCLU1fs1,ioemu:hdb,w!',
> >         'phy:/dev/xenvg/xenCLU1fs2,ioemu:hdc,w!' ]
> > For sharing a blockdevice you need "w!". On top xenCLU1fs1 and xenCLU1fs2 i
> > have running gfs with clvm inside the guests.
> 
> Thank you very much. The w! does the trick.
> 
> You also have the "ioemu" flag specified. Is this required? I could not
> find any documentation about that.

ioemu: is obsolete as of Xen 3.0.3 release. It prior releases it was needed
whenever setting up a disk for fullyvirt/HVM guests. In current releases
it is silently ignored.

Dan.
-- 
|=- Red Hat, Engineering, Emerging Technologies, Boston.  +1 978 392 2496 -=|
|=-           Perl modules: http://search.cpan.org/~danberr/              -=|
|=-               Projects: http://freshmeat.net/~danielpb/               -=|
|=-  GnuPG: 7D3B9505   F3C9 553F A1DA 4AC2 5648 23C1 B3DF F742 7D3B 9505  -=|