It's an additional argument on the cpu option. -cpu host,kvm=off,...,hv-vendor-id=foobar
Regards, -mg On Thu, Feb 11, 2016 at 9:19 PM, Bradley Davis <bradleydavi...@gmail.com> wrote: > 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! >>> >>> >> >> _______________________________________________ >> vfio-users mailing list >> vfio-users@redhat.com >> https://www.redhat.com/mailman/listinfo/vfio-users >> >> >
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