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Re: AW: [Fedora-xen] Block device sharing



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ioemu: is obsolete as of Xen 3.0.3 release.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.
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