[vfio-users] PCI controller detach?

Hi, I don't know if it has been discussed before, but i can't use this system since a long time (i don't know when) Working ok to attach my usb controller (usable on host): virsh attach-device win10 usb.xml (now usable on guest) But this don't work: virsh detach-device win10 usb3.xml && virsh n

Re: [vfio-users] R9 290 to VEGA 64 => working!

; 6377 => 6791 If we compare with this page of results. Using a filter with vega64, the top user with default clocks makes 6575 pts with a better cpu than mine https://benchmark.unigine.com/results/rid_0fe88b22f59a457797ecbe66d7efccb0 -- Deldycke Quentin On 31 October 2017 at 15:08,

[vfio-users] R9 290 to VEGA 64 => working!

Hello, Some news for people who could be interested. Vega 64 works (nearly) perfectly on vfio! 1 thing to keep in mind, the vega have a 'funny' pcie system which look like this: - bridge \- bridge |- GPU |- Sound card Using acs patch, forwarding only GPU on kernel 4.13, it works. I did

[vfio-users] TSC unsable + radeon = creepy bugs

Hi, Using i7 4790k + r9 290, i have problems with my virtual machine when restarted after suspend. I found that i happen to have a warning about incorrect TSC after suspend the kernel give a config to disable TSC at boot time. When disabling tsc, the radeon driver can't restart at all! It seems Q

Re: [vfio-users] RX 480 vga passthrough 3D mode host hangs

roller Channel 0-3 Thermal Control 2 (rev 07) > ff:10.5 System peripheral: Intel Corporation Xeon E5/Core i7 Integrated > Memory Controller Channel 0-3 Thermal Control 3 (rev 07) > ff:10.6 System peripheral: Intel Corporation Xeon E5/Core i7 Integrated > Memory Controller ERRO

Re: [vfio-users] RX 480 vga passthrough 3D mode host hangs

hope libvirt will work out of the box and if not, I'm doomed > :) > > Gh. > > Quentin Deldycke wrote: > > Hello, > > I think that first, you should use libvirt. > I believe that most bugs are from a badly made qemu command line, bad > isolations or stull like this. &

Re: [vfio-users] RX 480 vga passthrough 3D mode host hangs

Hello, I think that first, you should use libvirt. I believe that most bugs are from a badly made qemu command line, bad isolations or stull like this. Libvirt => less pain, more working vms! -- Deldycke Quentin On 22 August 2017 at 13:16, Jiri Novak wrote: > Hi, > > I've got back again to

Re: [vfio-users] NVME M.2 SSD broke my vfio setup

e manually, but I would like this process to happen automatically when ubuntu releases a new kernel. Could you point me to some debian dokumentation about this and I might be able to adopt it for my ubuntu? Or what is the general procedure to make this as automatic as possible? On 2017-07-19 15:4

Re: [vfio-users] NVME M.2 SSD broke my vfio setup

I have same motherboard and same hardware passed. (GPU, ssd internal nic USB3 controller + a sound card on pcie x1 slot.) And yes you need acs patch. The SSD is on the same group as the pcie ports. The rebuild process on debian is quite simple. I never use ubuntu. On 19 Jul 2017 8:23 a.m., "Mo

Re: [vfio-users] Saving/restoring VFIO VMs

ust because it never happen in real life with 99.9% of computers. -- Deldycke Quentin On 18 April 2017 at 18:13, Patrick O'Callaghan wrote: > On Tue, 2017-04-18 at 14:02 +0200, Quentin Deldycke wrote: > > In your case, another OS (linux) use this card at a moment or another, >

Re: [vfio-users] Saving/restoring VFIO VMs

windows + the card + the host. No problem when making a correct windows shut-down / start => the card is cleanly unloaded by windows and cleanly restarted. -- Deldycke Quentin On 18 April 2017 at 13:53, Patrick O'Callaghan wrote: > On Tue, 2017-04-18 at 13:32 +0200, Quentin Deldyck

Re: [vfio-users] Saving/restoring VFIO VMs

You can't do like this. Even sleep is not correctly supported. What is happening to the card during reboot? How windows can know? -- Deldycke Quentin On 18 April 2017 at 13:27, Patrick O'Callaghan wrote: > Am I correct in assuming that KVM/QEMU VMs cannot be frozen and > restored (e.g. in ord

Re: [vfio-users] Freesync support

l need to reinstall the drivers after hiding the hypervisor from the > VM if you can't see the display tab in Radeon Settings. > > I have not had any problems with unstable FPS but that might be related to > the games I play. > > Øyvind > > On Fri, Feb 17, 2017 at 12:44:4

Re: [vfio-users] Freesync support

Hi, I also have a freesync screen connected to my card. How you can verify that freesync is "really" activated? I found the latest amd driver to be not stable at all in term of FPS. -- Deldycke Quentin On 17 February 2017 at 10:19, Øyvind Aasen wrote: > Hi, > > I have been fiddling around

Re: [vfio-users] Stutter in games

Hello, This is how I build a cpuset shield at vm boot: https://github.com/qdel/scripts/blob/master/vfio/scripts/shieldbuild And how I break it: https://github.com/qdel/scripts/blob/master/vfio/scripts/shieldbreak They are called threw libvirt hooks. In conjunction to tickles cpu, 1kHz frequ

Re: [vfio-users] Huge performance decrease in VM

ng (more precise: the game didn't even start), > until I set 'options kvm ignore_msrs=1' in modprobe.d .conf file. > When switching to Win8, will the performance be better? > > > Thanks, > > Marius > > Am 06.01.2017 um 14:52 schrieb Quentin Deldycke: > >

Re: [vfio-users] Huge performance decrease in VM

For adding a bit on this subjects, some games (blizzard games, tomb raider at it's launch) use a lot of msrs during run. It seems this is made for their anti-cheat / hack systems. Heroes of the storm, SC2 are spamming these msrs. This reduce performance quite hardly. Funny thing: This "bug" does

Re: [vfio-users] AMD ReLive not working in Windows 10

Hi, Don't know if this is related, but for these 2 problems: Wolfenstein The New Order - runs poorly almost twice as native Gas Guzzlers Extreme - also runs poorly (and possibly the one on hots) Please check on Wattman that your graphic card ram is running at full speed. These version have introd

Re: [vfio-users] USB >>port<< passthrough

Yes, it is best way. My motherboard have 2 controllers. One is all time on Linux, the other one move between both. Keyboard mouse on the moving one, printer and other device all time on Linux. On 23 Aug 2016 12:16 p.m., "Francisco Menendez" wrote: > If you don't mind spending a few dollars, wh

Re: [vfio-users] VGA passthrough on a ultrabook

This is not possible. Optimus laptop? No output is linked to the Nvidia card, it output on a virtual framebuffer the Intel can read. Forget about it :) On 29 Jul 2016 9:09 a.m., "Drazen Leovac" wrote: > Hi guys! > > Just need few tips where to start. > > I have this ultrabook >

Re: [vfio-users] Nvidia glitches on Windows 10 guest

Possibly because managing a virtual device is expensive in cpu time? Possibly because these cpus who are managing these interrupts or shared with the vm? Possibly because your dpc is bad when having a network interface? Much possibilities, no information, much things already answered in this maili

Re: [vfio-users] VGA Passthrough limitations?

Easy to see, dmesg and you should have plently of flood about it :) -- Deldycke Quentin On 18 May 2016 at 16:39, thibaut noah wrote: > I'm thinking same thing as heroes of the storm, msrs spamming ? > > 2016-05-18 14:27 GMT+02:00 Andrei Grigore : > >> Dear all, >> >> I have this very strange i

Re: [vfio-users] BSOD occuring with 1 game in VM

For blizzard to make a modification, they should know about the problem. Is there a post on their forum? We can create one possibly. Our problem is ultra specific, but with a lot of luck and explaining the problem correctly... -- Deldycke Quentin On 16 May 2016 at 19:22, Abdulla Bubshait wrote

Re: [vfio-users] BSOD occuring with 1 game in VM

e. Several time I >> switched to Win10 I got the msrs spam in logs, so I decided to revert back >> to Win8.1 for now. >> >> On Fri, May 13, 2016, 8:02 AM Quentin Deldycke >> wrote: >> >>> Aw: >>> >>> You can have my xml here: >>&

Re: [vfio-users] BSOD occuring with 1 game in VM

p://www.3dmark.com/fs/7493163 > [2] http://www.3dmark.com/fs/7492760 > > Am 12.05.2016 um 22:09 schrieb Quentin Deldycke: > > I will try later with sc2. > > I do play in ultra, as changing from this to low makes no differences =) > The game works, no visual glitches. But it&#x

Re: [vfio-users] BSOD occuring with 1 game in VM

the msrs ignore I got the game to work fine. Running on > ultra settings with no issue. This might not be an msrs issue. Try > StarCraft 2, it uses the same engine and also produces msrs faults. > > On Thu, May 12, 2016, 15:52 Quentin Deldycke > wrote: > >> Same, does n

Re: [vfio-users] BSOD occuring with 1 game in VM

with StarCraft crashing on Win10 due to >>>> the unsupported msrs (or producing lots of logs in dmesg). On Win8.1 I >>>> don't have this problem. My best guess is that nvidia drivers for Win10 >>>> started to use msrs unsupported by qemu. Can you change your CP

Re: [vfio-users] BSOD occuring with 1 game in VM

and doesn't produce this > logging spam? > > On Wed, May 11, 2016 at 4:50 PM Quentin Deldycke < > quentindeldy...@gmail.com> wrote: > >> Hello, >> >> I also play quite much this game. Adding this option makes the game >> "Works". >>

Re: [vfio-users] BSOD occuring with 1 game in VM

Hello, I also play quite much this game. Adding this option makes the game "Works". But for me, it is also the game with worst performance. As there is a storm of unsupported msr (not 1 or 2 but hundreds of thousands...) Do you have correct performance? I go between 120 at begging to 15 during

Re: [vfio-users] cannot boot windows guest after update

Hello, I had the same issue with host-passthrough on my 4790k. Switch vm to 1 core of nehalem made the trick for me to be able to boot. I then could switch back to my config. On 5 May 2016 10:01 am, "Torbjorn Jansson" < torbjorn.jans...@mbox200.swipnet.se> wrote: > On 2016-05-05 00:32, thibaut n

Re: [vfio-users] Radeon R9 290 passthrough to Win10 guest - bsod/reboot on driver install

What do you mean by : "I have a start up script that sorts out the registers and means I almost never have to hard reset". Can we have a peak at it :) ? I have sometimes bsod at boot (when the windows desktop loads, all time i need to go to safe mode, uninstall, reboot, reinstal) -- Deldycke Quen

Re: [vfio-users] Radeon R9 290 passthrough to Win10 guest - bsod/reboot on driver install

also give all the other > excellent suggestions a try. > > > > On 04/18/2016 08:17 AM, Quentin Deldycke wrote: > > Hello, > > Here is my vfio .xml: > https://github.com/qdel/scripts/blob/master/vfio/win10.xml > > for info, i7 4790k, asrock extreme 6 (z 97), r9 290 &

Re: [vfio-users] Radeon R9 290 passthrough to Win10 guest - bsod/reboot on driver install

i.e. >> already during driver extraction before the installation begins. >> As a matter of fact the Q35 install is not stable at all, it >> reboots/crashes after roughly 1min no matter what I do (idle on >> desktop, at login screen, installing driver, etc.).

Re: [vfio-users] cpu usage in guest != cpu usage in host, even with exclusive pinning

I tried a few with unigine valley and cinebench benchmark. Totally no difference on scores, no dpc latency difference also. But it is effective for turbostat when pc is in idle: at default value turbostat reports ~35w (cores of vm all time around 1.5ghz) at 0 turbostat report 20w (cores of vm ar

Re: [vfio-users] vfio-pci disable_vga but still t rying to switch....

ere any > way to make both emulated and passed through card working simultaneously? > > > W dniu 2016-03-12 o 16:25, Alex Williamson pisze: > >> On Sat, Mar 12, 2016 at 8:13 AM, Quentin Deldycke >> mailto:quentindeldy...@gmail.com>> wrote: >> >> He

Re: [vfio-users] vfio-pci disable_vga but still t rying to switch....

hen i disable csm or move csm to uefi only, the intel card simply disapear from lspci (and thus, the r9 is used) -- Deldycke Quentin On 12 March 2016 at 16:25, Alex Williamson wrote: > On Sat, Mar 12, 2016 at 8:13 AM, Quentin Deldycke < > quentindeldy...@gmail.com> wrote: > >>

Re: [vfio-users] vfio-pci disable_vga but still t rying to switch....

faced the problem. -- Deldycke Quentin On 12 March 2016 at 15:13, Quentin Deldycke wrote: > Hello, > > I wanted to disable CSM on my computer (asrock extreme 6) > > I got host graphics using intel card (0.02), vm graphics using r9 290 (01) > and i want to be able to have another

[vfio-users] vfio-pci disable_vga but still t rying to switch....

Hello, I wanted to disable CSM on my computer (asrock extreme 6) I got host graphics using intel card (0.02), vm graphics using r9 290 (01) and i want to be able to have another card (02) (actually a old HD 5870, if it work a nice 4k ready nvidia card) But, when i disable CSM, the computer doesn

Re: [vfio-users] Suspending host with guest still running?

ome/rholk/sbin or /home/rholk/sbin/vmdata if never called from > shell. > > https://github.com/qdel/scripts > > Most scripts are dirty, but it work flawlessly with a few adaptations :) > > -- > Deldycke Quentin > > > On 19 February 2016 at 17:06, Quentin Deldycke

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

rom any tasks > when its needed and use them when vm is offline. Cant do that with isolcpus. > > Ill analyze that repo, seems interesting, thanks for the link. > > > On 2016.02.29 12:16, Quentin Deldycke wrote: > > Near as efficient as isolcpus, but can be used dynamically, d

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

Near as efficient as isolcpus, but can be used dynamically, during run: Use nohz_full / rcu_nocbs, to offload all rcu of your vm core to your OS-only cores Use cgroups, when you start vm, you keep only x core to the OS, when you shut it down, let the OS have all cores. If vm is started and you ne

Re: [vfio-users] What is the best host os for vfio vm gaming?

o be no-CBs CPUs. The rcu_nocbs= boot > parameter will be ignored. > > So at least rcu_nocbs kernel parameter should not be needed as i > understand. Right? > > Still ill try these settings, cant be any worse :) > > On 2016.02.26 11:16, Quentin Deldycke wrote: > > Mainly:

Re: [vfio-users] What is the best host os for vfio vm gaming?

e to > that.. > > > On 2016.02.26 10:51, Quentin Deldycke wrote: > > For my part: > > debian with some experimental package. When new kernel is out, i recompile > it with some difference in config. > > But right now, 4.5 rc4. > > No problem with the host since ages. P

Re: [vfio-users] What is the best host os for vfio vm gaming?

For my part: debian with some experimental package. When new kernel is out, i recompile it with some difference in config. But right now, 4.5 rc4. No problem with the host since ages. Plasma is buggy but... i think on every distro xD -- Deldycke Quentin On 26 February 2016 at 09:43, Stein va

Re: [vfio-users] Hardware freeze with r9 290 + crimson 16.2

are having hdmi soft reset problem? If so bind .1 (hdmi > audio) device to vfio-pci driver but do not attach it to VM. > > > On 2016.02.26 10:25, Quentin Deldycke wrote: > > Hi, > > I have problem with some AMD drivers. > > Using drivers 16.1.1, everything work fluently

[vfio-users] Hardware freeze with r9 290 + crimson 16.2

Hi, I have problem with some AMD drivers. Using drivers 16.1.1, everything work fluently Using new drivers 16.2, i can install driver, when it reboot the windows (qemu instance always the same), no problem, everything work. But when i need to really shutdown windows (leave qemu) and restart it.

Re: [vfio-users] Suspending host with guest still running?

shell. https://github.com/qdel/scripts Most scripts are dirty, but it work flawlessly with a few adaptations :) -- Deldycke Quentin On 19 February 2016 at 17:06, Quentin Deldycke wrote: > In fact, i was too exited to test this, so using only ssh / vnc: > >- If i let the vm "

Re: [vfio-users] Suspending host with guest still running?

itation of this technology =) I will share on github such hooks if they work. -- Deldycke Quentin On 19 February 2016 at 15:36, Rokas Kupstys wrote: > You probably could if guest did not use any passed-through devices. If it > does use them there will be trouble. > > > On

[vfio-users] Suspending host with guest still running?

Hello, Is it possible to have the guest still working while putting the host to sleep? And still working at restart? I can suspend my host, but guest is blocked when it is back. For the moment, i start / shudown the guest any time i want to put the host to sleep. Do i need to suspend the guest a

Re: [vfio-users] CPU Provisioning Question.

he host and iothread. Would > using all 6 in the VM cause issues when the VM comes under high load, > because the host may get choked out of CPU time? > > Regards, > -mg > > On Tue, Jan 26, 2016 at 11:17 AM, Quentin Deldycke < > quentindeldy...@gmail.com> wrote: > &

Re: [vfio-users] CPU Provisioning Question.

Hi, Sincerely, i think you will run into problem. Even more for gaming. For example, you load a game, or use hardly your 12 cores. Be sure that your wife will start to have lags / stutter and will scream at you, like old time of gaming on slow bandwith :) Keep cores separated for both vm. One ha

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

ot use my old nopin 1x4x2 or pin 1x3x2 as I obviously don't > have the same performance issues > * I have been playing quite a lot of Rocket League and some Fallout 4, > without > noticing any kind of sound/graphics issues. > > Quentin, this might be specific to your hardw

Re: [vfio-users] passthrough usb controler pci-e card ?

-pci with the script you gave me, > did i miss something? > > 2016-01-15 11:55 GMT+01:00 Quentin Deldycke : > >> If it is the case, try to boot with the card directly binded to vfio-pci. >> I think on aw blog there is an explenation on how to do it. >> (I don't u

Re: [vfio-users] passthrough usb controler pci-e card ?

noah wrote: > Hum, the card doesn't need linux support right? Since it will only be use > by the vm > > 2016-01-15 11:41 GMT+01:00 Quentin Deldycke : > >> Don't know if these things are affected by pci reset. >> >> I did not encounter such problems. >

Re: [vfio-users] passthrough usb controler pci-e card ?

l in use is vfio-pci, gonna try the vm asap, thanks for the >> help :) >> >> 2016-01-15 10:50 GMT+01:00 Quentin Deldycke : >> >>> Ah no, sorry -_-' >>> >>> This is the vendor id / product id of the pci device. >>> >>>

Re: [vfio-users] passthrough usb controler pci-e card ?

ho "1b21 0612" | sudo tee -a > /sys/bus/pci/drivers/vfio-pci/new_id > you're creating a new id for the device in vfio-pci right? This number can > be totally random? > > 2016-01-15 10:44 GMT+01:00 Quentin Deldycke : > >> To do this dynamically, i use scripts wh

Re: [vfio-users] passthrough usb controler pci-e card ?

some tutorials for graphic cards but not for other > devices so i'm totally lost. > > > 2016-01-15 10:35 GMT+01:00 Quentin Deldycke : > >> There is no difference. >> >> lspci to find your card, you bind it to vfio-pci and use virt-manager to >> add the card.

Re: [vfio-users] passthrough usb controler pci-e card ?

There is no difference. lspci to find your card, you bind it to vfio-pci and use virt-manager to add the card. Should work out of the box. Juste take care that this device is unbind from your xhci driver on host. then binded to vfio-pci. Take care of the iommu groups like the graphic card. -- D

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

ithin norm. Any kind of load on VM makes DPC go > nuts > > and performance is terrible. I even tried isolcpus=4,5,6,7 and binding > vm to > > those free cores - its all the same. > > > > Interesting observation is that i used to play titanfall without a hitch > in >

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

the same monitor (host-VGA / virt - > DVI). > * I also don't have any additional USB controllers, which means that > when I turn on the virt, I lose my usb(mouse,keyboard) on the host > * Same goes for sound: when I turn on the virt, I lose sound in the host > * I just flip t

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

I even tried isolcpus=4,5,6,7 and binding vm > to those free cores - its all the same. > > Interesting observation is that i used to play titanfall without a hitch > in VM some time in the past, 3.10 kernel or so (no patches). When i get > free moment ill try downgrading kernel, maybe

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

less heavy benchmark. It is easier to see the difference at ~50-70 fps. In my case, this configuration work. But my fps fluctuate quite a lot. If you are a bit a serious gamer, this falls are not an option during game :) -- Deldycke Quentin On 11 January 2016 at 08:54, Quentin Deldycke wrote: &g

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

> Benchmark example (Bare metal Win10 vs Fedora Guest Win10) > http://www.3dmark.com/compare/fs/7076732/fs/7076627# > > > Could you try my settings and report back? > > On Sat, Jan 9, 2016 at 3:14 PM, Quentin Deldycke > wrote: > > I use virsh: > > > > ===SN

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

threads to 0-3 cores including emulator > threads. Some threads cant be moved though so they remain on 4-7 cores. VM > is given 4-7 cores. It works better but there is still much to be desired. > > > > On 2016.01.09 15:59, Quentin Deldycke wrote: > > Hello, > > Using

Re: [vfio-users] Brutal DPC Latency - how is yours? check it please and report back

Hello, Using cpuset, i was using the vm with: Core 0: threads 0 & 4: linux + emulator pin Core 1,2,3: threads 1,2,3,5,6,7: windows I tested with: Core 0: threads 0 & 4: linux Core 1,2,3: threads 1,2,3: windows Core 1,2,3: threads 5,6,7: emulator The difference between both is huge (DPC latency

Re: [vfio-users] BSOD when installing drivers for R9 290

Hello, Same with crimson ones. I had to remove the gpu, boot with qxl, use driver cleaner and i am back with pre-crimson drivers (latest beta). My crash was a bit different: install worked but i was unable to boot the vm afterward (black screen when it tries to load the gfx driver.) R9 290 Tri-X

Re: [vfio-users] Optimize vm and host performance, is dual xeon the way ?

Hello, Little question about atop: Is this normal to have a usage of 50% in user and 50% in guest when running a task on all cores of the vm? (windows report 100% on all cores) With full vm on full dynticks cpus + cpuset and redirected pcie ssd + ahci controlers. Note: for the main topic: using