Re: Question about VirtIO on Xen - Disk performance issues

[Luca Tongiani <luca.tongiani@sinte.net>]

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Hi Stefano,
im writing to you because im having issue with I/O disk in my DomU With 
Xen (Gentoo based system).

I tried to use the driver that you provided for the PV .
But the results are still not good , there is no way to support the use 
of Xen VirtIO disk ? Many thanks in advance

Luca

Il 12/16/15 12:31, Stefano Stabellini ha scritto:
> Hello Luca,
>
> the recommended way to increase disk performance would be to use Xen PV
> disks. You just need to install the Windows PV drivers:
>
> http://www.xenproject.org/developers/teams/windows-pv-drivers.html
>
> But using VirtIO disk should also increase performance, even though
> most probably not as much.
>
> Cheers,
>
> Stefano
>
> On Tue, 15 Dec 2015, Luca Tongiani wrote:
>> Hi to all,
>> I'm writing you this mail for asking some advice about a great problem i'm havin in running a Windows VM
>> (HVM) onto a Xen (Gentoo based) Hypevisor.
>>
>> I need to achieve maximum performance from this VM because of intense SQL tasks running in it.
>>
>> I've seen good improvement in IO on disk using VirtIO on a Windows VM onto a QEMU (QNAP) hypervisor, and i'm
>> tryin to use this feature also on my Xen HV.
>> Is VirtIO disk a good way to improve performance?
>>
>> Thx in advance and hope to keep in touch
>> --
>>
>> Luca Tongiani
>>
>> Sinte srl
>> Soluzioni Informatiche e Telematiche
>> via Monte Grappa 4/B
>> 20900 Monza (MB)
>>
>> Cel (+39) 339 745 49 21
>> Tel (+39) 039 200 59 60
>> Fax (+39) 039 200 69 42
>> Web www.sinte.net
>>
>>
>>

-- 

*Luca Tongiani*

*Sinte* srl
Soluzioni Informatiche e Telematiche
via Monte Grappa 4/B
20900 Monza (MB)

*Tel* (+39) 039 200 59 60
*Fax* (+39) 039 200 69 42
*Web* www.sinte.net <http://www.sinte.net/>


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