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xen-devel
RE: [Xen-devel] Re: drbd: and hvm
>
> James Harper <james.harper <at> bendigoit.com.au> writes:
>
> >
> > >
> > > What is it that prevents drbd: devices from not working under HVM?
> > Could
> > > the fix just be as simple as mapping 'drbd:name-of-resource' to
> > > '/dev/drbd/by-res/<name-of-resource>'?
> > >
> >
> > The following patch maps it correctly, but it only works if the
device
> > is already 'primary', which kind of defeats the purpose... qemu-dm
must
> > be trying to open the device before the drbd script switches the
local
> > node to 'primary'. Might it still be a useful addition to qemu-dm
> > though? (eg it would work in a multiple-primary setup).
>
> I've managed to make the creation of domU work by simply putting a
sleep(5);
> statement in the middle of your conditional block !
I did exactly the same thing. It might still race on a really heavily
loaded system, but I haven't had a problem with it in a few weeks of
testing.
James
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