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 <berilli...@gmail.com>: > 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.img is in an Ext2 partition. > > I try actually to use the IGD (Intel graphic card) to the Host and the > GTX970 to the Guest and i have no problems. How is it possible to have > conflict between both Nvidia card. > I have only two solutions : > > 1- Use both Nvidia cards but only 2GB Memory RAM in virt-manager and i > don't know if with 10GB of Memory swap in Win10 is enough to play at AAA > games > > 2- Use IGD for Linux and the Nvidia for the Host. > > 2016-10-08 14:36 GMT+02:00 Bronek Kozicki <b...@spamcop.net>: > >> Perhaps you have something eating into RAM of the host. I had my host >> freezing when I forgot to limit memory utilization in the ZFS. It does not >> matter what eats into your host RAM - since qemu is just a regular >> userspace process, it's memory needs (ie those of the guest system) are not >> "prioritized" as more essential than any other userspace process. If your >> host does not have enough memory, then the more you allocate in qemu (or >> libvirt) to the guest system, the more probability that qemu will run out >> of RAM, effectively freezing the guest OS. At least, this is what it would >> appear to be (it might be simply swapping, but that slows down guest >> execution speed by orders of magnitude, so it is effectively frozen) >> >> >> B. >> >> *From: *Berillions >> *Sent: *Friday, 7 October 2016 20:00 >> *To: *Jayme Howard >> *Cc: *mar...@schrodt.org; vfio-users >> *Subject: *Re: [vfio-users] Win10 Guest, stability is horrible and >> freeze quickly >> >> Very very very things. If i set more than 2GB Memory Ram in Virt-Manager >> for the Guest, i have artefacts and freeze. If I set 2GB like actually, the >> guest works perfectly. >> >> So i don't know if it will be good for gaming even if i set Windows swap >> to 10GB ... >> >> 2016-10-07 19:43 GMT+02:00 Jayme Howard <g.pr...@gmail.com>: >> >>> Put the 960 into the one that goes 4x if you're that worried about it, >>> but it shouldn't be a huge deal. I don't know if the 960 can even saturate >>> a 4x. It might be able to, but since it's a lower performance card anyway, >>> it shouldn't really matter. >>> >>> On Fri, Oct 7, 2016 at 12:36 PM, Berillions <berilli...@gmail.com> >>> wrote: >>> >>>> I have two PCI-E 3.0 16x slot, >>>> >>>> The first with the 960 and the second for the 970. if the second slot >>>> is used, his bandwidth will not be 16x but 4x. >>>> The others slots are only PCI-E 3.0 1x ... >>>> >>>> _______________________________________________ >>>> vfio-users mailing list >>>> vfio-users@redhat.com >>>> https://www.redhat.com/mailman/listinfo/vfio-users >>>> >>>> >>> >> >> >
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