Re: [vfio-users] vga passthrough on server boards

2016-10-12 Thread Bronek Kozicki
On 12/10/2016 19:08, Alex Williamson wrote: For a simple configuration where the VM fits within a host numa node, you'd want to add something like: Which should allocate all VM memory from numa node 1. Use the information in the sysfs paths above to verify that free hugepage count i

Re: [vfio-users] vga passthrough on server boards

2016-10-12 Thread Alex Williamson
On Wed, Oct 12, 2016 at 11:50 AM, Bronek Kozicki wrote: > On 12/10/2016 18:04, Alex Williamson wrote: > > On Wed, Oct 12, 2016 at 10:51 AM, Ethan Thomas > > wrote: > > > > I've been using a SuperMicro X8DTH-iF for quite some time with no > > problems. However it's

Re: [vfio-users] vga passthrough on server boards

2016-10-12 Thread Bronek Kozicki
On 12/10/2016 18:04, Alex Williamson wrote: > On Wed, Oct 12, 2016 at 10:51 AM, Ethan Thomas > wrote: > > I've been using a SuperMicro X8DTH-iF for quite some time with no > problems. However it's worth noting that with some generations of > multi-cpu boards the PCI-

Re: [vfio-users] vga passthrough on server boards

2016-10-12 Thread Alex Williamson
On Wed, Oct 12, 2016 at 10:51 AM, Ethan Thomas wrote: > I've been using a SuperMicro X8DTH-iF for quite some time with no > problems. However it's worth noting that with some generations of multi-cpu > boards the PCI-E lanes and ram may be associated with a specific CPU, so > you may need to adju

Re: [vfio-users] vga passthrough on server boards

2016-10-12 Thread Ethan Thomas
I've been using a SuperMicro X8DTH-iF for quite some time with no problems. However it's worth noting that with some generations of multi-cpu boards the PCI-E lanes and ram may be associated with a specific CPU, so you may need to adjust which slots and cores you associate with a particular VM for

Re: [vfio-users] vfio-pci late loading, built-in or initramfs

2016-10-12 Thread Alex Williamson
On Tue, 11 Oct 2016 22:09:06 -0700 Muted Bytes wrote: > I have recently installed an AMD card for my host system, and my vm > guest is also using an AMD card. On the host, I am using radeon driver > but would like to prevent the guest getting radeon loaded. With > pci-stub, with it built-in to th

Re: [vfio-users] vga passthrough on server boards

2016-10-12 Thread Bronek Kozicki
On 12/10/2016 13:41, Jiri 'Ghormoon' Novak wrote: Hi, I'm considering rebuilding my setup from server components (mainly due to ECC ram), but I can't find much information on vga passtrough on server boards (supermicro, hp ...) to check if there are not issues eg. with stupid IRQ mapping like de

[vfio-users] vga passthrough on server boards

2016-10-12 Thread Jiri 'Ghormoon' Novak
Hi, I'm considering rebuilding my setup from server components (mainly due to ECC ram), but I can't find much information on vga passtrough on server boards (supermicro, hp ...) to check if there are not issues eg. with stupid IRQ mapping like desktop boards sometimes have. is there any list of t

Re: [vfio-users] Win10 Guest, stability is horrible and freeze quickly

2016-10-12 Thread Berillions
I resolved my problem with both Nvidia GPU. Use Q35 instead of i440fx helped me. :D 2016-10-08 15:16 GMT+02:00 Berillions : > I don't understand what could eats the RAM of the host because i have 32GB > Memory RAM. I have 16GB for the Host and 16GB (with Hugepages) for the > Guest. My Windows_10.

Re: [vfio-users] Significant FPS drop with AMD and GTX970

2016-10-12 Thread Andrei Grigore
Checked DPC and it was ok and turned off the nested paging. Actually it helped since now I get to 110fps, but that's not stable, it can drop as low as 35-40. Before the ntp it couldn't go higher than 70. Any tipps on why the fps are not stable and are dropping so low. Seems to be CPU and/or HDD rel