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] 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