Re: [Patch 2 of 2]: PV-domain SMP performance Linux-part

[Juergen Gross <juergen.gross@fujitsu-siemens.com>]

Keir Fraser wrote:
> On 19/12/2008 08:12, "Juergen Gross" <juergen.gross@fujitsu-siemens.com>
> wrote:
>> Keir, what is your main objection?
>> Putting this interface into the hypervisor or only the Linux part?
>> I still think this would be good to have in linux, but our BS2000 port would
>> really be much easier having this interface in the hypervisor!
>> So if you don't mind adding only the first patch, this would be absolutely
>> okay for us.
> 
> I haven't seen any win on any real world setup. So I remain unconvinced, and
> it'll need more than you alone championing the patch to get it in. There
> have been no other general comments so far (Jan's have been about specific
> details).

Okay, would the following scenario be "real world" enough?

Multiple domUs being busy leading to enough vcpu scheduling, several parallel
kernel builds in dom0 acting as benchmark.

Juergen

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Juergen Gross                             Principal Developer
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