Re: [Xen-users] hardware recommendations please

["Mr. Teo En Ming (Zhang Enming)" <space.time.universe@xxxxxxxxx>]

I am not sure about AMD server processors and chipsets because I have
been out of touch with them for quite some time.

For desktop platforms, AMD-V is only supported on Socket AM2-based
processors (Sempron excepted) and later.

-- 
Mr. Teo En Ming (Zhang Enming) Dip(Mechatronics) BEng(Hons)(Mechanical
Engineering)
Alma Maters:
(1) Singapore Polytechnic
(2) National University of Singapore
Blog URL: http://teo-en-ming-aka-zhang-enming.blogspot.com
Email: space.time.universe@xxxxxxxxx
MSN: teoenming@xxxxxxxxxxx
Mobile Phone: +65-9648-9798
Street: Bedok Reservoir Road
Republic of Singapore

On Tue, Oct 20, 2009 at 10:51 PM, Robert Dunkley <Robert@xxxxxxxxx> wrote:
>
>
> I've generally found AMD setups Opteron or Athlon to have AMD-V enabled
> by default and hence pretty much all of them work. Only the very recent
> Opteron system with the AMD SR5690 chipset support IOMMU and probably
> only very recent releases of Xen Server too.
>
> Intel Xeon setups I have tried have all had the bios option to enable
> VT-D but single CPU systems are much more hit and miss. IOMMU is usually
> support on all recent Intels with VT-d and Xen Server support for Intel
> IOMMU has been around a while.
>
> As a general rule of thumb you want one of the following for two CPU
> setups:
> Dual Intel Xeon 55XX (Any Chipset)
> Dual AMD Opteron 24XX (AMD SR5690 Chipset)
>
> The other thing you will want to check for is raid card support.
>
>
> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Peter Booth
> Sent: 20 October 2009 15:23
> To: Fajar A. Nugraha
> Cc: Chris Fanning; xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-users] hardware recommendations please
>
> Ditto Fajar's experience- IBM, Dell in datacenter and using cheap Dell
> workstations as dev servers has worked well.
>
> On Oct 16, 2009, at 9:27 AM, Fajar A. Nugraha wrote:
>
>> On Fri, Oct 16, 2009 at 8:04 PM, Chris Fanning
>> <christopher.fanning@xxxxxxxxx> wrote:
>>
>>> yeah, good luck. That's what I'm going to need.
>>> I've been installing the occasional xen server for 4 years now, and
>>> it's
>>> always the same story. :(
>>
>> What are you going to use it for anyway?
>> If it's "normal" (e.g. web, database, etc.) server stuff, you probably
>> won't need IOMMU anyway.
>> Intel VT/AMD-V (supported in CPU and BIOS) should be enough to run
>> Windows guests, and a lot of setup supports it. It'd probably be
>> easier to ask your supplier whether it can run Windows 7's "XP mode"
>> (it has the same requirement for VT).
>>
>> Personally I've only used Dell/HP/IBM/Sun boxes for Xen on servers
>> (it's "company policy" thing). I needed to enable VT in BIOS
>> here-and-there, and update NIC's firmware on some old IBM servers, but
>> other than that they work great for Linux and Windows domUs.
>>
>> --
>> Fajar
>>
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>
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