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Re: [Xen-users] Working 10gig NICs on linux 3.x

On Tue, Apr 03, 2012 at 04:47:53AM +1000, Joseph Glanville wrote:
> On 2 April 2012 23:10, Peter Braun <xenware@xxxxxxxxx> wrote:
> > It depens on budget and purpose.
> >
> > If your budget is low than you should definitely look at Infiniband.
> > You can get Mellanox or Qlogic IB 10/20 or even 40Gbps adapters at
> > unbelivatle prices. Just yesterday I spotted 40Gbps dual Qlogic
> > adapter for 200USD and 10Gbps dual card is easy to get for 20USD.
> >
> > For small deployment it would be perfect option and i do not mention
> > other advantages of Infiniband (lower latency, bigger throughput etc.)
> >
> > I think Infiniband popularity will rise rapidly with Windows 8 because
> > will have full support.
> I love Infiniband and we use it extensively. :)
> However this doesn't answer his question unless Qlogic or Mellanox
> have released SR-IOV Infiniband drivers without telling me!

Long before SR-IOV there was infiniband passthrough to PV xen guests.
I don't know if it's still included in Xen or if it works with full
HVM guests, but it was there at one time.

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