Vfio looking glass. fd ├── OVMF_VARS.
Vfio looking glass Find the <memballoon> tag and set its type to none Create C:\Program Files\Looking Glass (host)\looking-glass-host. i'm on linux mint mate 19. 04 and Windows 10. So you can't create a "Looking Glass VM" directly. offloading methods and VM passthrough with and without running looking-glass Hardware: Intel 10850K CPU (with iGPU), 8C/16T Isolated for VM. A few days ago I noticed there was an Nvidia driver update. Then I figured I could still use Looking-Glass if I use my old 1080 Ti for Linux (work) and the 3080 Ti for Windows VM (gaming) but the additional powerdraw sucks and I'm risking Basic Looking Glass setup. Anyone have any ideas on where Welcome to the official subreddit of the PC Master Race / PCMR! All PC-related content is welcome, including build help, tech support, and any doubt one might have about PC ownership. 5GHz and see if it's competing on the guest CPU or validate the shmem device is setup right and you installed the RedHat VFIO drivers for it properly. This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. You can´t even automatically position Windows or manipulate anything like that in Gnome-Wayland, they simply think such controls should not be granted to a script Still, Looking Glass only reports Microsoft Basic Display Adapter no matter what I do (even without Spice display). Looking Glass address this shortcoming while also providing many more features for productivity, gaming and streaming making the Virtual Machine behave as if it's a native application inside of Linux with 100% software compatibility and near bare-metal CPU & GPU performance. First, run looking-glass-host-setup. If you manually force it to start it stops right after some seconds again. With VFIO without looking glass it was 57. by @WinterPhoenix96 Looking Glass does a highly efficient video memory copy to the host's shared memory from the guest and displays it on the host running the client. iommu, pciepassthrough. I"m doing GPU passthrough with Looking Glass. ** For newer gen Intels (11th+) iGPU's, GVT-g is not supported anymore. Looking glass is working perfectly, except that I have to switch to the guest and start it by hand first. I received my 4090 today (ASUS 4090TUF-OC) and when i remove the 780 from the system and replace it with the 4090, it is I deleted /dev/shm/looking-glass and now looking glass is complaining about permissions lol. Members Online • Looking-glass uses GPU dma on the guest GPU to transfer to the frames into a shared (between host and guest) memory area, and the iGPU uses main memory as its graphics memory - so I assume it can use memory-memory DMA in This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. Summary; GRUB; persistent-evdev; udev; Looking Glass; Sync screen blanking; PipeWire; Summary. driver. Removed CD ROM SATA which I put Virtio ISO seems resolved my issues. On the looking glass output the image is For a VFIO setup, no you don’t need Looking Glass. The title says it all. 1 documentation when i try to launch my VM i get: lsmod returns: # lsmod |grep kvmfr kvmfr 24576 0 /dev/kvmfr0 device: # ls -l I tried the vfio thing 6 months ago and ended up giving up due to various complications. exe dxgi:adapter=0 dxgi:output=2 This outputs the monitor I want, this is run on Windows not linux This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. Hey great writeup! I've also got this working but on a different kernel 6. 1 I was previously using scream for audio (and microphone wasn't a thing in the Windows guest) but now that Looking Glass supports it, I decided to try it (and to ditch Scream). " A set of scripts to build a docker environment that easily runs QEMU/Libvirt, and includes looking-glass + scream for sound. That's a very bandwidth intensive process. I've tried Looking Glass in the past but I found its performance to be rather poor, I'd have to give the VM 10 of my CPU's 12 cores to get about 30FPS. just add the deviceinstaller64 enableidd 1(the line is from the link above) to task scheduler with startup as trigger, don't forget using admin user. The quickstart guide (PCI standard RAM Controller) says on the windows vm to "update the driver for the device "PCI standard RAM Controller" under the "System Devices" node. Code; Issues 0; Pull requests 0; Actions; Projects 0; Security; Insights phanen/passthrough We also have a section on the Level1Tech forums for Looking Glass. Hey everyone, I'm not sure if this is even related to edk2/OVMF at all, but hopefully I might at least get some pointers here how/where to debug further. Haven't found a solution for that either. From what I've read in the log, looking glass tries to If the parsec works, I think the looking-glass can also work. So i was wondering has anyone here actually went through the source code of looking glass, looking for anything suspicious? Do you guys think its safe to build and run it? I guess i could review it myself, but was wondering if anyone has Go to VFIO r/VFIO • by I tried Looking-Glass with QXL and Spice socket but the performance is quite bad and you can't run gpu accelerated applications. or even update all the VFIO drivers and test it. Members Online • raydude . It's a bit unfortunate since I've had high hopes for Looking Glass. A reboot of the VM may fix the issue This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. But looking-glass to iGPU is a very non-optimal and laggy affair (it works great with 2 dGPU's, but not from dGPU to iGPU). As I understand these SR-IOV gpus can be used only as render cards (as example for 3D intensive software over RDP) or for multimedia transcoding using hardware GPU decoders. You switched accounts on another tab or window. c:1859 | main | Looking Glass (B6-210-ga0fd03d328) [I] 1547319890 main. I got the audio output I’ve been running looking-glass successfully for some time now. 0. Performance was decent, but no more than 30fps display. Members Hello, I have a 3440x1440 display on my host , so I am trying to size Looking Glass to that, but I need to give it more memory in my XML per the looking glass client. The first time I used looking glass to access my VM with those GPUs, the Windows 10 VM seems to create a Wired Display by itself. Steam integration, etc. In the future I plan on using Looking Glass to make this more comfortable. To change it, refer the number keys here and type looking-glass-client -m <number>. Plain QEMU has been used to keep things minimal, and distro-specific utilities have been avoided to keep things general. Even the Looking-Glass documentation says: libvirt/QEMU configuration. I updated the driver fine and everything is working fine, except I can no longer get my ultrawide resolution and 100 Hz refresh rate. Now that the ryzen kvm issue is resolved and looking glass looks like like it will resolve other complications, I'm thinking about buying a 1030 for my host card and giving it another go. (Weirdly looking glass is so low latency, that in some setups the host can render frames before the guest. The only caveat is Sunshine requires hardware video encoding support but it doesn't have to necessarily be high Go to VFIO r/VFIO • by AMD RX580 passthrough with looking glass doesn't work. d/kvm. XML file and/or the Host system to greatly increase the Guest's performance. You can still use it without, but the performance hit is massive and as a result the frametime becomes inconsistent and jittery. You will want to look for all the PCI Id’s that match your Passthrough Nvidia dGPU to kvm using VFIO and looking-glass, and get rid of the dummy plug by indirect display driver 1 star 0 forks Branches Tags Activity. Members Online • [deleted] ADMIN MOD Can't start VM with Looking-glass shared memory file added, "can't open backing store for guest RAM: Permission denied" I'm trying to get Looking Glass working in a test VM and I'm having a hell of a time The monitor only supports 120hz, but I was able to see in looking glass that it was able to push over 144 fps. The ultimate purpose of VFIO is to be able to enable PCI passthrough, which allows Looking Glass is just an application that runs on your VM that captures the screen and sends it to the application on the host. With Looking Glass, you can capture the video output of the VM and display it on the host like any other application. The main problem for me with looking glass was microstuttering in games (visible in looking glass only, it would work fine in virt-manager even while looking glass was running) and high cpu usage Reply reply Go to VFIO r/VFIO. md; Find file Blame History Permalink Typo · 8e307664 Luxuride authored Jul 09, 2021. Well I ordered a KVM today and will proceed with this route. I see. All of this relies on your specs. The creator, Geoffrey McRae, decided to “Give I very much doubt it is possible to combine VFIO-PCI passthrough with Looking Glass passthrough . I’m planning to use it for a few things Figured I would document my recent success in getting a Threadripper system to pass through both GPUs to VMs without requiring a third video card, or any kernel patches. I'm trying to see if there's a way to enable NvFBC, and if that would help. Also worth noting that loooking glass will preserve aspect ratio, so there is no stretching. I am trying to run Windows 10 VM on looking glass but when I switch Video from QXL to none, the VM seems dead, I can't see what's going on because, Interesting. 153632Z qemu: vfio_dma_map(0x55c2dc872b60 Looking Glass (or Operation Looking Glass) is the code name for an airborne command and control center operated by the United States. If you check out the looking glass thread on the level1techs forum, the dev, gnif says LG currently has memory copy bandwidth problems at anything higher than HD, and that lines up with my testing. Just add a spice sound device to your VM and looking glass will do the rest. Works ok, but I can use my card inside the VM without a HDMI cable attached to its card, which is totally understandable. This guide assumes you have a working VFIO setup for both win10 and your linux guest. Thanks EDIT: Solved looking-glass-host. Currently we support output via PulseAudio and PipeWire so this should just work out of the box for most people. BTW, I am so happy today and I hope this post can be helpful An extremely low latency KVMFR (KVM FrameRelay) implementation for guests with VGA PCI Passthrough. This meant a drop from 60 to 54 FPS in the benchmark. Using the GPU directly with a display cable you will only loose 1-2% performance. I tried restarting the service in services. Yet, I find looking glass usually cited along setups requiring multiple GPUs to work. As I know Looking Glass requires framebuffer on the card. g: Right Ctrl is 97, so you should type looking-glass-client -m 97. There is a fairly recent passthrough method called Looking Glass. You can also join the VFIO discord found in this sub's sidebar, where there is information on more nuanced things and . QEMU, KVM, VFIO, IVSHMEM; DMA-BUF; OpenGL, OpenGL ES; DirectX You signed in with another tab or window. VFIO-Windows-install-walkthrough LookingGlass. ini and forgot the system env variable - or your HW does not support this feature - Looking-Glass will not work! About. Hey everyone, I’ve got vfio working with looking glass and evdev and everything is awesome except for audio. 0 Host bridge: Intel Corporation Xeon E3-1200 v6/7th Gen Core Processor Host Bridge/DRAM Registers (rev 05) 00:01. Support Looking Glass Error: ``` . The issue only arises when I use looking glass. sudo touch /dev/shm/looking-glass && sudo chown vfio:kvm /dev/shm/looking-glass && sudo chmod 660 /dev/shm/looking-glass. ADMIN MOD Auto-start looking-glass-client . If I have the <qemu:commandline/> block pointing to /dev/kvmfr0, it will only boot if I don’t pass-through any PCI host devices (NVMe or RTX 3090) and vice-versa. Due to how it works looking glass needs a real display attached (or a HDMI dummy). Reboot when prompted and then continue to step 4. If I start the VM with a virtio display device connected, I can extend the This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. But it's impossible without any display connected. This will be just a quick rundown for those that are looking to do the same, I will not be providing help or support on this, but it should get you started should you be looking to do the same. Host GPU is Radeon HD7750 (for optirun) or Intel iGPU (for prime). 0 PCI bridge: Intel Corporation 6th-10th Gen Core Processor PCIe Controller (x16) Contents. After weeks of testing of Beta 2 Release Candidate 4 and a few minor fixes, I am extremely proud to announce that Looking Glass Beta 2 is now officially available. If Looking Glass does not work, I recommend connecting a display to the graphics card that you are passing through and using the output there to diagnose the issue. I know that this is possible using virtual display adapter (indirect display driver), but I couldn't find any signed driver Looking Glass now supports the audio transport via the SPICE protocol. Feel free to ask for help or discuss the project here. Notes on PCI Passthrough on NixOS using QEMU and VFIO 28 Sep 2019. The best you can do is make the libvirt XML/QEMU command line changes from the beginning, but you'll still need to configure everything without Looking Glass. 94 to be exact. A couple of months ago I spent some time trying to add macOS support to Looking Glass. 516. VFIO_MAP_DMA failed: Das Argument ist ungültig 2023-07-07T12:04:52. 8e307664 History Installing the Looking Glass service¶ After installing your IVSHMEM driver, we can now install the Looking Glass Host onto our Windows Virtual Machine. I would like a simple yes or no, or "yes but sudo zypper in binutils-devel clang cmake dejavu-fonts fontconfig-devel gcc gcc-c++ glibc-locale libdecor-devel libglvnd-devel libnettle-devel libpulse-devel libsamplerate-devel libSDL2-devel libSDL2_ttf-devel libvulkan1 libwayland-egl-devel libxkbcommon-devel libXpresent-devel libXrandr-devel libXScrnSaver-devel libXss-devel make Mesa-libGLESv3-devel pipewire-devel Looking glass has the necessary source implemented, that's not the problem. 9: 933: July 28, 2024 Windows Host fails to start. 32: 5425: August 1, 2024 Motherboards with sensible IOMMU groups. the gpu i'm passing through to the guest win10 vm is a 1080ti sc2, and the host is using It is looking for an inexistent . Linux or windows), so I decided to use looking glass. All: This has been resolved, see: [SOLVED] Help with Dual Nvidia GPU and Looking Glass - #17 by wallacebw I was playing with looking glass with a Arch system this week with a 3090 (Primary) and a 780TI (assigned to guest). You signed out in another tab or window. Looking glass will always up or down scale the guest's frame buffer to the size of the looking glass window. I say just test QXL because that's the only strange video-related thing I can think of in my setup. In addition looking glass can now use the Spice output of a QXL display directly. i was able to push 4k 144hmhz frames out of looking glass but it seemed like to me the bottleneck in terms of performance was the gpu i was using since i'm passing 24 threads out of 32 from a 3950x cpu and 64gb of ram and my performance was after cpu pinning and other performance optimizations. And the "Looking Glass client" is the app you run on your Linux host, the "Looking Glass Host Application" (the Looking Glass Server or the Windows Service) runs on your Windows VM - mentioning this, based on your post title, just to be sure https://looking-glass. It also handles input, and can optionally share the system clipboard with your guest OS through Spice. . With Looking Glass, I'm only getting about 30fps for the Windows app I'm running. We get it. c:1787 | main | Locking Method: Atomic This topic’s intent is to provide an official home for Looking Glass discussion outside of Discord/IRC and try to bring this community together in a commonplace. There is no logfile present in %TEMP% and if you start it via cmd manually it just complains not finding any looking-glass. Stability will mostly depend on how you have your VM setup and VFIO configured. r/VFIO. 264 stream. Im running this on a laptop and i got a very laggy vm when i run They're way easier to set up and get working than Looking Glass, they're cross-platform (Linux, Windows, MacOS plus the client also on Android, iOS), and can be used on lower bandwidth connections like over the Internet on your phone. 1 as well. Supports VFIO. Looking glass client can be installed from AUR using looking-glass AUR or looking-glass-git AUR packages. However, this device causes major performance issues with VFIO passthrough setups, and should be disabled. I forget the specifics of that scenario. config looking-glass on both guest and host, and it would work well. So if you're doing 4K + high refresh rate, the PCIe bandwidth can add up quickly. Thanks for the quick response! Go to VFIO r/VFIO. You may now boot the VM and open Looking Glass. This is a fancy way to say you can have Windows powered by a secondary GPU rendered in your Host OS as either a window or full-screen with very little So you run looking glass in Linux full screen on your second screen, and you simply move over your mouse to move between Linux and Windows. . I had a small proof-of-concept up and running but things got in the way and I never got around to finishing it and submitting it upstream. To do this we're going to write a very simple script. If you feel like one you make deserves to be on this list, please let one of us know. OVMF on NVIDIA laptop with Arch host, Windows 10 guest, pcie passthrough, Looking Glass for laptop monitor, synchronized screen idle blanking, bluetooth device passthrough and hotplugging with evdev, GRUB boot entries to switch between u/gnif2 has done an amazing job with Looking Glass and "fixing" FLR on AMD cards when AMD don't seem very interested. Just be aware that looking glass uses uncompressed frame buffers. So I'm interested to know how the performance is here with looking-glass without the external monitor. Install Looking Glass; Setup Virtual Machine; Install required packages# 1 yay -Syu qemu-desktop libvirt edk2-ovmf virt-manager dnsmasq dmidecode bridge-utils spice-protocol libsamplerate After this we need to get the vfio-pci id’s, you can find this with the below IOMMU script. 2. io/Text of commands used: https://medium. I have not installed it so I don't know if this is possible. wayland: implement window size setting for xdg-shell, This should allow win:autoResize to work on Wayland when Looking Glass B6-rc1 documentation¶ Looking Glass is an open-source application that allows the use of a KVM (Kernel-based Virtual Machine) configured for VGA PCI Pass-through without an attached physical monitor, keyboard or mouse. There's an existing post looking for a solution for auto-starting looking glass, but the This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. 24GB of 1GB hugepages for VM. I have another 1080p monitor next to my 4k display which also outputs the same image as the looking glass one. I ended up running chmod 777 /dev/shm/looking-glass. As usual the new version is available for download from the Looking Glass website at https: Allows you to use a fully accelerated Windows or Linux VFIO VM with GPU pass-through from the comfort of your Linux environment instead of needing a physical monitor attached to the GPU. WTF is Looking Glass?. I use this method and haven't noticed any latency issues The highly anticipated headless VFIO package, Looking Glass, was released early tonight at 4:30 PM PST. Up until now, we have been using #looking-glass in the VFIO discord server, but due to the need to work with developers and try to diagnose and debug actual bugs in real-time with users, a live communication medium is extremely useful. But again, no details in the post :( Not looking for a tutorial, just for a generic description of the things you are doing. Unfortunately, none of them are curved ultrawides. r/VFIO • Looking Glass 4K resolution. exe as an administrator (Why?) You will be greeted by an intro screen. I somehow missed that section of the install guide. Hitting a KVM button is a sight annoyance, and when switching back and forth is quite annoying. However im running into trouble: I followed the guide on Kernel Module — Looking Glass B5. Members Online • looking-glass-client terminal stuffs: [I] 61834781799 main. But it'll just not work (even if you'd have a build with it enabled, current LG builds have NVFBC disabled) due to (I'm guessing) the Geforce drivers rejecting it or something. So I wanted to post a quick guide on getting Proxmox/QEMU/KVM to work from VM to VM using Ubuntu 18. Which is why it doesn't work over the network. TL;DR: Put some effort into your support requests. Everything is working fine up to the looking glass connection point. the monitors would only set 100hz, so host animations and actions were choppy. Select the graphics and audio devices you want to passthrough and then select LOAD VFIO. With Looking Glass, you can capture the video output of This is the official topic for the Looking Glass KVMFR Project. Reload to refresh your session. Not much luck so far, I'm afraid. Ive tried to setup looking glass on win11 today and it fails to start the host service on the win11 side. I tried that now but still no dice. If that doesn't work I'll take some I'm posting here to maybe get some insight in improving the performance of Looking Glass on my setup. ADMIN MOD Looking glass does not autostart in windows 10 . 3). However looking glass does feature FSR2, which does a This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. ├── LICENSE ├── OVMF_CODE. but that got solved with options vfio-pci disable_idle_d3=1 in modprobe The actual problem above is solved by not letting linux use the gpu at all Looking Glass is pretty cool: https://looking-glass. My running version was something like 505, i forgot which. At first the VM would freeze for a couple of minutes when I ran any task that was CPU intensive but after CPU pinning the problem was solved. Normally looking glass uses a custom service on the guest to copy the frame buffers to the looking glass client. Looking Glass is a piece of software that can capture the video output of a GPU passed through to a virtual machine and share it with the host by writing it to an Inter-VM shared memory device. Once I grabbed the correct version of the This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. Originally set for a Thursday, December 14 release date. This is a subreddit to discuss all things related to VFIO and gaming on virtual This can also set up IOMMU and adds VFIO modules, but is limited to GRUB only. This VM was build years before looking glass and I did a lot of stuff on it, it can be anything really. This small demo video shows the macOS VM guest connected directly to the display and the right screen shows the LookingGlass app running on the Linux That's what I'm using right now-- integrated Intel graphics for Linux and pass-through Nvidia 1050ti GPU for the Windows 10 VM. That said looking glass only uploads frames to the host when they're actually different from the previous frame, so you might not get 144 frames a second. /looking-glass-client -F [I] 1547319850 main. - gnif/LookingGlass Looking Glass can't run until the GPU drivers are installed. I have been interested in the monitors that gigabyte has recently released with KVMs built in. 04 - VFIO PCIe Passthrough w/ Looking Glass. Oh if I shutdown the VM, i can still use the NVidia on the host with optirun. You signed in with another tab or window. I haven't heard much about looking glass since it was announced. Donations If you like this project and find it useful and would like to help out you can support this project directly by using the following Go to VFIO r/VFIO. I’m currently running the vm with the command (also I am on Antergos): sudo virsh start win10 I used this Archwiki guide and this The guest will have two monitors, I just want looking glass to capture one of them. I would like to just "start" my games one the working device, for example working on my notebook, run parsec and start gaming or use Linux on my desktop pc and run the Windows VM with looking glass. 2: 329 Go to VFIO r/VFIO. Ive successfully compiled the looking glass client and also the host successfully got installed but i am not seeing the IVSHMEM on the device manager and i even tried installing the fedora prewhql driver on my guest os but i dont see an option for windows 11 so i tried to go with win 10 but it still didint work. Looking glass is pretty good software that makes use of dxgi to duplicate frames quickly with very low latency on the guest vm Huge VFIO news: Project Looking Glass released! linux kvm qemu vfio lookingglass pcipassthrough gpupassthrough In the world of PCI passthrough few things have excited me more than the release of the new Looking Glass project from gnif over on the Level1tech forums. Code Issues Pull requests Shell script for launching Hi, fariz@laptop:~$ lspci 00:00. I had this exact problem also with gvt-g+looking glass, some time ago. Currently, I am running a dektop pc for gaming (Ryzen 7 3700X and GTX 970, running Windows) and use a Dell XPS 13 2 in 1 (Linux) for programming. ADMIN MOD Looking glass fails to start . conf and comment out kvm stuff; CC @SgtAwesomesauce it would be cool do be able to do docker run gnif/looking B7 Release Candidate 1 (B7-rc1) After many months of hard work from our team, I am pleased to announce Beta 7 Release Candidate 1 which again contains a huge amount of changes along with some very exciting new features. vfio, lookingglass. VFIO passthrough is very close to unplugging the device from the host's PCIe bus: it will still show up in lspci, but the driver will be vfio-pci, and none of the required graphics interfaces will be available. LookingGlass demo using KVM and VFIO to play windows exclusive video games in a VM running on LinuxI have a "zero to hero" tutorial series here: https://www. If I install looking-glass, I can mirror the screen from the NVidia onto the laptop display with good performance. NVidia, used a dummy plug and then looking-glass to actually see the VM (on the host/iGPU/internal laptop screen). To Get IDs; lspci -nn. When I boot the VM and then execute "looking-glass-lient" in the linux terminal, the purple window opens and the terminal output continues until it says "Waiting for Host to Restart". Members Online • SeaMonkey82. My Hardware gigabyte x570 mobo corsair 64 gb ram @ 3200 rtx 3080ti ryzen 9 5950x 16 core cpu fedora 34 with kvm and vfio enabled and working windows10 with hyperv enabled and working My hardware #2 gigabyte 15p yd laptop 32gb ram @ 3200 rtx 3080 mobile [16 gb vram model] core i7-11800h 8 core 16 thread cpu fedora 34 with kvm and vfio enabled I haven't benchmarked since the new D12 backend, but with the old (worse) performance the overhead with looking-glass compared to native was around 10% in CP2077, but that's a pretty heavy game as is. This monitor has it's downsides so I can't justify buying a new one. Looking Glass is basically a (wonderfully) glorified VNC-like viewer, so switching to Arch/Wayland/Hyprland shouldn't negatively affect anything. No GVTg, iGPU for host, NVidia for VM, dummy-plug, looking-glass. 04, but although I succeeded in the first part (i. Updated Jan 12, 2025; Nix; UtkarshVerma / qemu-vfio-win10. LG is at two part application that uses a shared memory device, that allows dumping of a framebuffer through the PCI bus to be rendered by a secondary GPU. So, I think that is the solution. Up until a few days ago now we have been using #looking-glass on the VFIO Discord server, however as we have grown it has become untenable to manage the triage requests along with the This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. I got GTX 960 from my friend, Looking Glass worked fine without HDMI cable/dongle connected, it also worked with my GTX 970. ini file on the Looking Glass installation directory. but both are very functional. I'm going to create mine in my home folder but you can make yours anywhere. I am using IddSampleDriver to avoid having to use a dummy plug. This especially impacted Looking Glass, which was using the 144hz set from the guest's GPU, and resulted in the worst screen tearing than i'd seen, only within Edit: Special thanks to u/Typo-Kign and u/jackun who spotted stupid things I did, first using sudo when creating my LookingGlass directory and forgetting to chown the directory back to my user ( because of my own bad habit of sudo'ing often ), and second for having the host running a different version of Looking Glass than the Client. 0 link to the GPU (limited by mother board lanes). Date Commit Hash Version Build Status Downloads Log / Source / Win64 Download Log / Source / Win64 / Doc; 2022-12-09 08:00:03: 188f25c6: B6: 3096 / 21104 / 37322 57 votes, 24 comments. I did as recommended in the looking glass Readme 38K subscribers in the VFIO community. Are there any other options to display the output of my VM's hooks functional nix nixos virtualization declarative libvirt looking-glass vfio flake nixos-module kvmfr. Add in /etc/modprobe. After successfully installing it and making the necessary changes to my vm config, I ran into an issue. Only problem now is the. Problems/Solutions - Ubuntu 18. Parsec/Steam encodes the video output as a h. This is on my laptop i5-1050 dell 7567 edit: I think it's been solved. Part of this needs to be ran each time Looking Glass is executed on the Host. ini. Star 41. Looking Glass uses DXGI (MS DirectX Graphics Infrastructure) to pass complete frames captured from the VM's passed Looking Glass now supports the audio transport via the SPICE protocol. Working on Looking-Glass, windows can't find shmem device Support Solved: I hadn't manually installed the windows shmem driver. pre=vfio-pci. Star Notifications You must be signed in to change notification settings. Unsure if this is relevant, but even when I boot successfully with just the GPU passthru, I still get the following in the logs. Unlock for NvFBC pre B7 - Please use the new & better D12 Backend in B7 Resources. Sometimes Looking Glass can take a while to start or Windows will refuse to start it. Looking glass has to pass the video frame-buffer information across the PCIE bus from your Guest GPU to your Host GPU. e. for example gaming at that resolution and fps on ultra settings on a 1080ti sc2 Go to VFIO r/VFIO. This is the final step required to move away from dual booting with other operating systems for legacy programs @gee_one, thanks for sharing, that Wired Display seems to be the key to my problem. Host details: CPU - i7-6700K @ 4. (NOTE: this is not an Here are some curated threads we the community think to provide a great resource for Looking Glass or VFIO Passthrough. But I can be wrong and I want to be sure that it's impossible (Intel SR-IOV + Looking Glass) in C:\Program Files\Looking Glass (host)\looking-glass-host. Looking glass uses Spice for near-zero latency mouse, keyboard and sound. How do I change max fps of looking glass to 30 fps since I am running games only at 30fps? I don't want looking glass to use extra resources for fps i won't use Changelog: B6 Added retry logic to NvFBC on restart failure Improved the host warning output when the ini file is missing or corrupt. e. c:1860 | main | Locking Method: Atomic I use looking glass but I run games only at 30fps in the vm and looking glass shows higher fps than that. Today I This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. msc, restarting the executable manually, but nothing works. in virt-manager, I have the device "Sound ich9" but that's all I see that's sound related. There is no reason for looking-glass to work if there is no GPU passed through to the VM. iommu=1 amd_iommu=on rd. If you don’t use LG, then you’ll need to dedicate a separate monitor, or an input on a shared monitor to that VM. Looking Glass. I've done pretty much everything I could think of but no matter what I do Looking-Glass complains that it can't connect to the spice server. Get your VM working normally first and then deal with Looking Glass once Hey guys, I have a vfio setup via looking glass and it's really pixelated as compared to a native image on another monitor. The window itself should render at 144FPS though, there is a setting when you run the Looking Glass really, really, really benefits from using the kernel module (kvmfr) on the host, thus utilizing DMA. getting a proper W10 VM), I failed the Looking Glass part, and had issues with a bad GTX 1050 on top of it. A popular youtuber made a video showing everyone they can run Valorant in a VM and lots of people want to jump on the bandwagon without first carefully considering This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. When I allocate 64MB of memory to the VM instead of 32MB and start the VM, I get this message and have not been able to figure out a solution. Before i connect looking glass, the sound works just fine but right when it connects, all sound cuts out. As usual the new version is available for download from the Looking Glass Go to VFIO r/VFIO. How can I trick windows to think that there is one? My weekend project with the goal of playing some DayZ! I've wanted to try out looking-glass but didn't know how libvirt worked well enough to get it working with just qemu arguments. Failed to connect to spice server I’m editing the OP to Hello fellow linux fiddlers, I tried one year ago to set up my computer to use QEMU/KVM + Looking Glass on Ubuntu Studio 18. For reference it's running at 1080p, and my main display is at 4k. I actually purposefully upgraded my PC This repo aims to serve as an example for getting VFIO passthrough working on a Windows 10 guest on Linux. Hey guys Recently migrated to F40 and need to get my vfio setup working again, i decided to try out kvmfr as opposing to using ivshmem. From my personal testing, with the proper setup and tuning looking glass will shave off about 8-10% performance. The latest looking glass supports Spice audio, which includes microphone support if needed. If you like this project and find it useful and would like to help out you can support this project directly by using the following platforms. Client: Thanks to xyene and quantum on the VFIO discord, Wayland is mouse support is greatly improved and clipboard sync is now working. 37K subscribers in the VFIO community. The Looking Glass client can read from that device and display the This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. I'm using Looking Glass B5-rc1, but happens on B5. ini insert: [app] capture=nvfbc If you add the nvfbc in the . ini file and does not start either. io/downloads last bleeding edge release is also B6 (B6-54-219c73ed) Where can I download a latest release with properly signed IDD driver? To add a little about looking glass, if you want maximum performance youre best to use a second display cable from the guest GPU to your monitor. And I want to connect to my virtual host using looking glass. I wonder if MacOS client and other clients are possible or likely Sure you might not game on the Mac side (u might!) but being able to have hardware accelerated VMs on same display might be pretty cool. Just didn't expect host GPU performance actually do matters. Press Next to continue. - sihawken/dockerized_vm_tools Well yeah, because you're now capturing frames and making your GPU do more work. In more recent years it has been more officially referred to as the ABNCP (Airborne Command Post). I'm running 1440p at 144Hz on a 4 x PCIe 3. You are presented with the GPLv2 license. per title, I never saw this explicitly stated anywhere, none of the guides or posts I found talk about it. fd ├── OVMF_VARS. This will work like that with a dummy plug. looking glass w'd not give a signal while spice w'd open the vm, without no video connection to the dGPU will looking glass not work? My configuration is iGPU as display adapter even with HDMI and dGPU as a (3d controller only, no display Since the Looking Glass project was first announced back in 2017 the project has grown enormously thanks to the efforts of those in this community and others. c:1786 | main | Looking Glass (B6-rc1) [I] 61834781814 main. Gnome Wayland works good (also with looking-glass) but for this setup I've found no way to 'pin' the looking-glass Window to the background. Hello there fellow Looking Glass users! As of a recent windows 10 update, all programs that utilize audio will hang when the output is set to an ICH6 or ICH9 device. r/VFIO Glass Troubles . Hi all, I've got pass through working, evdev working, hugepages configuration working, and now I'm trying to configure looking glass. In order to install Windows, the drivers and all, you need either the What is looking glass? It is a program that uses DXGI (or NvFBC if you're on Quadros or better on Nvidia) to directly capture what is displayed on a video card in a windows virtual machine and then display that on a For a VFIO setup, no you don’t need Looking Glass. This topic’s intent is to provide an official home for Looking After many months of hard work from our team, I am pleased to announce Beta 5 Release Candidate 1 which brings with it a huge number of improvements. Just message us with @leaders. 3 trying to get looking glass to output from a windows 10 virtual machine that i've set up with virtual machine manager. I for the life of me cannot figure out how to get it to work! I would very much appreciate if anyone could help me out with this. i'm at a point where i'm scratching my head and out of ideas. ) The Looking Glass Client receives frames from the Host to display on your screen. See the documentation for how to configure your Virtual This is a collection of scripts and documentation I used to get VFIO + Looking Glass up and running. I have Windows running with intel 630 gvt-g on my laptop, but looking-glass flickering in first minute after windows booting. com/@blandmanstudios/tutorial-the-ultimate-linux-laptop-for-pc-g After many months of hard work from our team, I am pleased to announce Beta 5 which brings with it a huge number of improvements. Qemu 7. That should be it for setting up Looking Glass. I was just wondering if you've had issues with UAC prompts, it seems that whenever a UAC prompt comes up and the screen dims, Looking Glass input freezes, no mouse or keyboard. Particularly the memory clock speed and cpu per-core clock speed will be most important here. does anyone know how to get this working without passing through my whole headset? i would like to be able to play a game on my VM while being in a "DMA mapping failed" when trying passthrough with looking-glass. IMO its the easiest method, just works, and gives you more control (for example looking glass has a mute audio option). Looking glass uses a shared memory region for super low latency on the same machine. I guess that solves my problem of virt-manager complaining. 0-32 (ubuntu). Is anything I'm missing out while configuring Looking Glass on Windows? I've already passed through the iGPU instance as well as the IVSHMEM thing on virsh (my host is Linux Mint 20. AC97 drivers are quite old, and setup is quite tedious. Okay. It's like the setup for muxless vfio laptops that relies on remotefx based rdp, even if the laptop has a gtx980m in it the framerate will still be capped to the remotefx display render rate, which makes it potentially extremely suboptimal from a framerate perspective relative to a direct framebuffer memory copy between two actual hardware This is a subreddit to discuss all things related to VFIO and gaming on virtual machines in general. But I’m still eager to getting it to work. You usually need 5-10mbit/s to get 720-1080p@60hz over the network. Looking Glass lets you use the VM as a native application, so switching between the VM and the Host is as easy as moving your mouse cursor. If that process happens to cross NUMA nodes it could get messy. I tried reinstalling Windows just in case, but still couldn't get it to work. More useful for development than anything, except maybe the occasional tweaking/troubleshooting. If you already feel like reading this post takes too much time, you probably shouldn't join our little VFIO cult because ho boy are you in for a ride. For things like games you can also hit ScrlLck to "capture" the mouse in Windows, so it doesn't escape the screen. I'd agree if I wouldn't have resources to spare but again, both cpu and gpu are sitting at 50%-60% and I still loose those 20fps. You can check out other enhancements here if you want to futher improve your experience. fd From Looking Glass Jump to navigation Jump to search After the initial creation of your Virtual Machine there are a number of performance tweaks you can make to your Guest's . I set it to 1 a while back when I was trying to troubleshooting before, so this was my bad. zmsqoyn giqk wmrnzn ljdmac snhlwy pwwpm zko nuio bux jkwrh