Can you please provide details on how to change "Hyper-V vendor ID" ? In
the past i've changed the Device ID for the card, but had to compile QEMU
with a custom patch provided a while back and then add the attributes to my
XML with qemu:commandline

On Mon, Feb 8, 2016 at 11:30 AM, Mario Goebbels <m...@tomservo.cc> wrote:

> I'm using command-line arguments, not libvirt. A quick Google suggests
> that you need to define a number of iothreads in the XML and them assign
> them to the drivers, like:
>
> <domain>
> ...
>     <iothreads>1</iothreads>
> ...
>     <disk type="block" device="disk">
>       <driver name="qemu" type="raw" cache="none" io="native"
> iothread="1"/>
> ...
>     </disk>
> ...
> </domain>
>
> It's pretty much the XML equivalent of what you'd write on the
> command-line.
>
> Regards,
> -mg
>
>
> On Mon, Feb 8, 2016 at 2:31 PM, Mark Billington <billington.m...@gmail.com
> > wrote:
>
>> Hi Mario,
>> Would you be able to give some libvirt XML examples for the iothread
>> implementation you've settled with?
>> Ive played around with iothreads to increase disk performance in my VMs
>> but it never made any difference. I think im missing a small piece of
>> config so your implementation would definitely help me find where im
>> tripping up!
>>
>>
>
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>
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