[vfio-users] Questions for all who have gotten this to work

[Bradley Davis]

I also added a regular PCI card for etherent for the host too. I had been
using the hyper visor for networking but for some reason when transfering
large amounts of from my FreeNAS to Windows VM would cause the system to
hang, a lot of processor waiting.

I am running Windows 10 currently without issue.


On Thu, Sep 3, 2015 at 11:53 AM, Bradley Davis <bradleydavisjr at gmail.com>
wrote:

> My systems is as follow:
>
>    - Super MIcro X8STE
>       - Had to take a dremel to the bottom 8x PCIe slot to trim the end
>       off so I can fit my 16x GTX760 card into that slot.
>       - Using the onboard SATA for host storagte
>       - Other PCIe Cards are:
>          - Creative Sound Blaster Z (Assignended to Windows VM)
>          - Intel Dual Port Server NIC, forgot true card name (Assigned to
>          Windows VM)
>          - IBM M1015 or LSI Raid Card in Passthrough Mode ( Assigned to
>          FreeNAS VM, disk spin up when I boot VM )
>       - Onboard Adapter assignments:
>          - Dual Port NIC ( assigned to FreeNAS VM )
>          - One USB controller (Assigned to Windows VM)
>       - 24GB Ram, upgrading to ECC
>    - Processor is Intel Xeon 5660
>       - I isolated all but 1 Core/HyperThread from host. The VMs I have
>       pinned CPUs
>
> I've been using this setup for about 6 months and have been stable ever
> since. I did try to get a RocketU 1144E to work, contained 2 eSata and 2
> USB3 controllers, and assignment did work but had stability issues with
> USB3 and the eSATA are only eSATA in IDE mode which is useless for me.
> Running Fedora 22, stock kernel. Qemu is patched to allow me to change my
> GTX760 into Quadro K5000.
>
> Thanks,
> Brad
>
> On Thu, Sep 3, 2015 at 11:30 AM, Alex Williamson <
> alex.williamson at redhat.com> wrote:
>
>> On Thu, 2015-09-03 at 12:25 -0400, ALG Bass wrote:
>> > derp. Sorry, I meant HD4600 in Linux.
>>
>> Intel graphics are well supported on bare metal Linux and the driver is
>> open source.
>>
>> > On Thu, Sep 3, 2015 at 12:23 PM, Alex Williamson <
>> alex.williamson at redhat.com
>> > > wrote:
>> >
>> > > On Thu, 2015-09-03 at 10:54 -0400, ALG Bass wrote:
>> > > > Ah! The man to talk to. Does the hyperthreading on the Xeon work
>> well in
>> > > > the Windows VM?
>> > >
>> > > If you pin vCPUs and specify topology, hyperthreading can provide some
>> > > benefit.
>> > >
>> > > > How many cores/threads do you dedicate to the VM?
>> > >
>> > > That entirely depends on your workload and processor.
>> > >
>> > > > How well
>> > > > does the HD4600 graphics work in Windows?
>> > >
>> > > Not at all, IGD assignment doesn't work.
>> > >
>> > >
>> > >
>>
>>
>>
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>>
>
>
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