[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH 1/3] pseries: Increase maximum CPUs to 256
From: |
Alexander Graf |
Subject: |
Re: [Qemu-devel] [PATCH 1/3] pseries: Increase maximum CPUs to 256 |
Date: |
Wed, 20 Apr 2011 09:12:23 +0200 |
On 20.04.2011, at 08:31, David Gibson wrote:
> On Tue, Apr 19, 2011 at 05:02:21PM +0200, Alexander Graf wrote:
>> On 04/19/2011 02:44 PM, David Gibson wrote:
>>> On Tue, Apr 19, 2011 at 09:38:58AM +0200, Alexander Graf wrote:
>>>> On 19.04.2011, at 03:54, David Gibson wrote:
>>>>
>>>>> From: Anton Blanchard<address@hidden>
>>>>>
>>>>> The original pSeries machine was limited to 32 CPUs, more or less
>>>>> arbitrarily. Particularly when we get SMT KVM guests it will be
>>>>> pretty easy to exceed this. Therefore, raise the max number of CPUs
>>>>> in a pseries machine guest to 256.
>>>> Are the 256 limited by technical limits or arbitrary as well? :)
>>> Still arbitrary, just bigger.
>>
>> Can't we set it to the real, technical limit then?
>
> There is no clear real, technical limit. It would depend on exactly
> what generation of pSeries we're talking about, and be in the
> thousands.
So I suppose we should set the max to the thousands then? Why limit it
arbitrarily?
Alex
[Qemu-devel] pSeries build breakage, Andreas Färber, 2011/04/25