iommu

  1. I

    iommu not working

    I am completely new to this and am trying to install proxmox and get the iommu to work and am not sure what I am doing wrong. I have Intel Core i3-10105f Z590 Phantom Gaming 4/Ac+ In the UEFI I went to Advanced > CPU Configuration > Intel Virtualization Technology > Enabled and Advanced >...
  2. D

    Enabling VT-d

    I have an intel 8700k in an asus maximus x hero motherboard. My proxmox server works fine, but i'm trying to pass my gpu to a truenas vm and the guides im finding say the first step is enabling vt-d. After enabling this option in the bios, the proxmox web gui works for about 30 seconds and the...
  3. X

    [SOLVED] IOMMU on an AMD FX-8530 CPU

    Hello all, I am pretty new to Proxmox and I want to utilize some old hardware I have laying around. Here is my setup: - Motherboard: Asrock 970 Pro3 - CPU: AMD FX-8350 - RAM: 16Gb DDR3 - Storage: 250Gb Crucial SSD for Proxmox + Intel DS SSD 480 GB for VMs - GPU: AMD RX 590 8Gb My settings are...
  4. A

    Enable Passthrough Fails

    Followed the steps here https://pve.proxmox.com/wiki/PCI_Passthrough Cross checked my steps here https://www.servethehome.com/how-to-pass-through-pcie-nics-with-proxmox-ve-on-intel-and-amd/ BIOS is correct. GRub GRUB_DEFAULT=0 GRUB_TIMEOUT=5 GRUB_DISTRIBUTOR=`lsb_release -i -s 2> /dev/null ||...
  5. A

    [SOLVED] Need help on PCIe passthrough(intel iommu)!

    Hi everyone As you might have guessed, I'm having trouble with getting pcie passthrough to work. I think I've tried everything I can find on google and youtube, which were mostly the same. Here's my progress so far: Double check vt-d is enabled in bios reset bios and re-enable vt-d checked...
  6. K

    [SOLVED] Problem with HP DL380P G8 after enabling IOMMU

    Hello all, I'm having a really strange behavior on my HP server after enabling IOMMU on grub file and the related modules. I have installed the HP H220 HBA card and connected the 4 SAS disks on the second bay, after that on Proxmox GUI I can see these 4 HDDs. So I enabled IOMMU modifying the...
  7. S

    Possible to passthrough Thunderbolt controller to vm if not in isolated ioomu grouop?

    I have a WRX 80 Creator mainboard with an onboard Thunderbolt 4 controller. I try to passthrough that one to a Windows VM to make connectivity easier. I assigned the the Thunderbolt NHI and USB contoller to the VM and installed the Thuinderbolt drivers for my mainboard. The controller does...
  8. J

    Cant enable passthrough for QuickSync

    Im trying to enable pci passthrough for my proxmox node (6.4-4) which has this motherboard with a j1900 cpu. The cpu supports quicksync according to this link. I have followed some internet guides including the proxmox one. But when I try to add PCI device to a VM I get the No IOMMU detected...
  9. A

    Passthrough of onboard SATA controller on AMD B550/X570

    Hi, in my current setup on Intel C236 chipset with Xeon CPU I do a PCI passthrough of the on-board SATA controller to a TrueNAS VM, which works really great. I think about to replace the system with AMD hardare (Ryzen Pro with B550/X570) but I had read, that it maybe not possible to...
  10. T

    why do "No Subscription" updates break IOMMU / PCI passthru?

    fresh install of latest PVE = working pci passthru. disable enterprise repo, add no subscription, then open shell, 'apt update' & 'apt upgrade'.. reboot.. *boom*! IOMMU borked. anyone else with same experience? when I go to add hardware/pci device, at the top of the box that pops up, it says...
  11. F

    Enabling IOMMU

    Hi, I used to have PCI passthrough for my graphics card NVIDIA Quadro P400 working fine in the version 6 of Proxmox. After the upgrade to version 7.3-3 it no longer works. I tried to reconfigure everything following https://pve.proxmox.com/wiki/Pci_passthrough, but it seems that the old...
  12. A

    [SOLVED] Cannot Passthrough NIC in Proxmox to OPNsense VM

    Hi all, As the title states, I have a 2nd NIC on my HP ProLiant DL360p Gen8 server (The first NIC is a quad 1Gbps NIC). Upon getting my hands on the NIC, I installed Proxmox 7.1-7 and ran the following script I wrote: #!/bin/bash # Configure apt sources and install necessary packages...
  13. M

    [SOLVED] Latest update (VE 7.3-3, 5.15.74-1-pve) broke my VMs

    I have 2 VMs with PCI Passthrough and were working fine before the update. Now they won't start and I get the following error: TASK ERROR: cannot prepare PCI pass-through, IOMMU not present When I start the VM from command line, I get the following message: cannot prepare PCI pass-through...
  14. R

    PCI Passthrough mystery ?!? "Feature X inconsistent" messages . . .

    I have three machines running latest Proxmox 7.2-11 - I use PCI passthrough on one for OPNSense Firewall (passing two NICs) Everything seems to work except I see something strange when I check the IOMMU with "dmesg | grep -e DMAR -e IOMMU" - many "feature inconsistent" messages . . . On one...
  15. A

    Enabling IOMMU via Grub, host can no longer communicate with NVMe drive

    Processor: Intel 8700k Mobo: Asus Z390-Prime A VT-d; ON VTx: ON SR-IOV: ON I'm trying to get VMs access to these Mellanox ConnectX-4 NICs. But, when I add the hardware to a VM, I get a warning saying that IOMMU is not enabled. So, I followed the documentation's suggestion to edit...
  16. L

    Passthrough GPU to both LXC and VM simultaneously

    Hi, Is it possible to simultaneously passthrough GPU to LXC and VM? I currently have a LXC running my Plex Server and the GPU passthrough works flawlessly but I also have a Windows 10 VM that I use sometimes and I'd like to use my GPU in order to achieve full HD resolution when running Windows...
  17. B

    [SOLVED] VM do not start when passthrough more then one nic port of a quad card

    Hello, I am sorry, I need help with an IOMMU problem. I have a fresh installed Proxmox system on Server Hardware (Asus Z11PR-D16 Board, 2 socket Xeon Silver and i350t quad nic). I installed the PCI passthrough like described in the Proxmox manual. What is noticeable that almost every device...
  18. S

    How to add new device PCI ids to IOMMU driver?

    I am working on development hardware. Thus, I might not be able to share too many details. I have been trying to get Proxmox GPU passthrough working on it. But, I get stuck at TASK ERROR: Cannot open iommu_group: No such file or directory. On the Add PCIe Hardware option, I do see a bunch of...
  19. D

    [SOLVED] PCIe Passthrough not working

    Hi, I have problem pwith passthrough SATA controler to one vm and pcie USB3 to another vm. I using Supermicro H11DSi motherboard with AMD Epyc 7601 CPU and latest version of Proxmox. I have enabled IOMMU in BIOS and Im add "quiet amd_iommu=on" to systemd-boot file and reboot host. Before Edit...
  20. M

    IO_MMU and ACPI errors

    Hardware: Ryzen 5700G ASRock X570M Pro4 64GB DDR4-3600 PCI SATA card with 8x SATA ports, 9x HHDs in total 2x NVMe SSDs and 1x SATA SSD AMD Radeon Vega 56 8G I'm trying to get this set up with GPU passthrough to one VM. Long before I can even get to the VM however, I am getting ACPI-related...

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