iommu

  1. S

    Probably some obvious questions! Long read

    Introduction Hello all, first time poster. I'll do my best to explain myself and ask the right questions, but I apologize in advance if I end up all over the place! History For probably 5 years I've just had a 4u rack-mount server running some older hardware with 4x 3tb drives shared on my...
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    [SOLVED] IOMMU issue in old Haswell NUC

    Edit: Just needed a BIOS update... See last post. Hi all! Does anyone have experience with pcie passthrough on the D34010WYK Intel NUC? It's a Haswell 4010U, 16GB ram. I'm trying to pass an Intel pcie dual NIC to an opnsense VM. I'm not certain but it seems like the grouping should be...
  3. 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 >...
  4. 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...
  5. 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...
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    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 ||...
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    [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...
  8. 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...
  9. 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...
  10. 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...
  11. 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...
  12. 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...
  13. 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...
  14. 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...
  15. 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...
  16. 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...
  17. 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...
  18. 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...
  19. 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...
  20. 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...

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