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You are right as always, thanks for support, i never thought in this option. You rock. Thanks for your time and patience.

Ok i have this now works but no too well :) cat /proc/cmdline initrd=\EFI\proxmox\5.15.60-1-pve\initrd.img-5.15.60-1-pve root=ZFS=rpool/ROOT/pve-1 boot=zfs cat /etc/modprobe.d/vfio.conf softdep vfio_pci pre: vendor_reset softdep amdgpu pre: vfio vfio_pci softdep snd_hda_intel pre: vfio_pci...

Yep, i have the vendor-reset installed and works ok with the lasts kernel versions, also i had a script to do de device_specific reset, you told me in other post :). Also Thanks about the update-initramfs and update-grub in this case i didn't forget. but continue without works My cards id...

Hi, thanks for answer, i suposes that i did something wrong, i i Use this initcall_blacklist=sysfb_init only doesn't work, if i add amdgpu to the blacklist, i can turnon the VM but onliy appera a lot of strange characters in the screen about the ids i change to test i show you all Now i...

Hi, first sorry for bother you and sent you a private message. About the problem - the GPU is used during the boot and stop when the vm is turnon, i remember i did in other PC and th card not was used during the boot, but i think that i did the same steps. about the config in...

Hello everybody Yesterday all was well, my vm worked perfectly with my GPU (RX580) but i did a update upgrade and turn off. Today i tried to turn on a vm and not works, give me the error unable to read tail (got 0 bytes) I tried to solve with this...

Ok then, thanks a lot leesteken

How can i see that is working? i searched in dmesg but i only find this and i hadn't done the set reset_method, now i do but still not work, i supose that the reset-vendor is not working well.. EDIT: when i see the file reset_method after restart de server appear "bus" instaed of...

Thanks for reply, i have done the vendor reset at the begin, i built other proxmox server with the same graphic and i knew this trip because you told me the last time, but the last time i only used one machine now i use more and i have this problem. Also the last time when i used the IGD, the...

Hello, you are right, the GPU is RX580 i did the vendor-reset, and i've tried with disabling All Functions but the same result. It's the debian machine, because if i start first the Windows one, i can turn off and turn on the other, but with the debian if i turn off never turn on any one with...

left content in the last message sorry. I've been trying and i think that is my debian VM that give a problem, when i start install and firsts do configs works, but when i restart sometimes i can't start more VM without reboot the server. i install in the debian 11 VM firmware-amd-graphic for...

Hello Leesteken No i don't need the adio

Hello i have a pci passthrough in my proxmox and i have two virtual machine with the same GPU configure. When i turn off one and start the other give me an error leftover PCI reservation found for 0000:2d:00.0, lets take it... leftover PCI reservation found for 0000:2d:00.1, lets take it...

Thanks far all avw, i take note and try to build a nice pc with this purpose. Thanks i'm going to close this threat if i can :)

yes i want use proxmox to virtualized all, and try to have one VM to play videogames. maybe is better get all AMD GPU and CPU. that you say also it's importan the motherboard to make th GPU passthroug? i thing in other CPU because mine CPU is sort to get 3 or 4 VMs ups. Thank you again for all...

lol, finally works i was to change the option primary GPU on, i forgot :). Thanks for help avw.I owe you a beer or what ever you want To abuse a little more, i have one question, if all works good i want to build a pc to make this i though in a AMD Ryzen9 5900x and a 3060 or 3070 nvida GPU is...

Thanks avw. i've tried but not works, turn the screen on and appear the proxmox boot sceen, but when have to appear the grub screen the screen went black Thanks a lot for help, is close to work, i feel it

Sure, this is a Windows VM bios: ovmf boot: order=scsi0;net0 cores: 4 efidisk0: local-lvm:vm-100-disk-1,efitype=4m,pre-enrolled-keys=1,size=4M hostpci0: 0000:01:00,pcie=1,x-vga=1 machine: q35 memory: 16386 meta: creation-qemu=6.1.0,ctime=1641632777 name: Windows10-1 net0...

Finally work, only in windows virtual machine, not in linux VM, y put this lien in the grub GRUB_CMDLINE_LINUX_DEFAULT="quiet intel_iommu=on iommu=pt video=vesafb:eek:ff video=efifb:eek:ff" and works, bot not work on linux VM... Abaout the other GPU, i have th CPU gpu but i don't know...

Add a dmesg with a fail when i start a VM maybe is useful i change my grub to avoid the problem as say here https://forum.proxmox.com/threads/gpu-passthrough-not-working-bar-3.60996/ Now not appear the error "BAR 0: can't reserve [mem 0xc0000000-0xcfffffff 64bit pref]" but the monitor only...