Re: [Xen-devel] Request for input: Extended event channel support

[George Dunlap <George.Dunlap@xxxxxxxxxxxxx>]

On Wed, Mar 27, 2013 at 11:23 AM, George Dunlap <dunlapg@xxxxxxxxx> wrote:
> * Executive summary
>
> The number of event channels available for dom0 is currently one of
> the biggest limitations on scaling up the number of VMs which can be
> created on a single system.  There are two alternative implementations
> we could choose, one of which is ready now, the other of which is
> potentially technically superior, but will not be ready for the 4.3
> release.
>
> The core question we need to ask the community: How important is
> lifting the event channel scalability limit to 4.3?  Will waiting
> until 4.4 cause a limit in the uptake of the Xen platform?

So far the only one who has indicated a preference either way is Anil,
who is impatient to be rid of the limit on the number of tiny Mirage
VMs he can create. :-)

I think overall then I'm leaning towards recommending that we put the
decision off until 4.4.

 -George

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