1. T

    [SOLVED] z97x-ud3h iommu

    Just installed the latest proxmox. First time user here. I'd like to pass my HBA through to a VM, but for some reason IOMMU won't initialize. I've read through lots of forum posts and the directions, but I'm not seeing anything change. Here's my config details: root@pve:~# find...
  2. 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...
  3. F

    If VT-d not supported, so how do you know the wire is not connected?

    intel J1900 VT-x: enabled VT-d: unsupported virtual machine always see the connected network wire. The problem occurs when the lease or address changes DHCP.client. The virtual machine connects to the ISP and there are problems with the network connector, virtual machine may not be available...
  4. L

    Pci passthrough - iommu

    Hi, evaluates Proxmox but having some issue with passthrough devices. I have followed below instructions but once enabled the machine gets really slow. Webpage stops responding, can show login promt if not timed out, SSH barely works. Local login on machine works but is very slow. KVM uses 100%...
  5. W

    No IOMMU detected, please activate it.

    Hello, I'm running PROXMOX 7.1-7 on a Intel Xeon platform and I'm attempting to get hardware pass-through working. I've enabled VT-d in the BIOS. I've added intel_iommu=on to GRUB_CMDLINE_LINUX_DEFAULT I've ran proxmox-boot-tool refresh The system persists in telling me that IOMMU isn't...
  6. R

    [SOLVED] New Proxmox build- no iommu detected

    I am building new home server based on Asus ROG Z370-E and Intel I5 8400T. I had flashed sata controller to IT mode and also bought quad port NIC. Proxmox is installed and I am accessing it by build in ethernet port ( Installation of system stopped when it was connected by quad NIC- "no network...
  7. M

    PCI troughput without i7 4770k

    Hi all, I' am virtualizing my old gaming PC with an overclocked i7 + 3x3TB, 2x4TB, Radeon 7970 (R9 280 flash) + RX 480. As known the i7 4770k does not support vt-d :( So issue's occur when I try to add these controllers/GPU's etc. My Motherboard contains 2 disk controllers (Asmedia + default)...
  8. F

    IOMMU unsafe interrupts enabled, still error message

    Hi there, I've used Proxmox for years on an old HP DL380 G6 which needs a patch to disable IOMMU RMRR checking and allow unsafe interrupts in order to passthrough GPU's to VM's. This combination has worked all that time with some rewrites of my patch whenever another kernel is used in Proxmox...
  9. C

    proxmox configuration for passthrough

    Hello good morning, I'm new to proxmox, I was looking at the steps configuration guide https://pve.proxmox.com/wiki/Pci_passthrough, but I have a doubt when executing the command "find / sys / kernel / iommu_groups / -type l" I see the empty folder, VT-D is enabled in the BIOS and the output of...
  10. J

    KVM error when I create a new VM

    Hi, I have the same issue as here : https://forum.proxmox.com/threads/error-when-i-create-new-vm.38706/ But I checked multiples times on the BIOS and the V-T is enabled. What is the problem ? Thank you Jules
  11. W

    GPU Passthrough - Out of ideas

    I've hit a wall as far as ideas to get GPU passthrough working. Everything I know seems to suggest that it should be working and supported by my system. The error I'm receiving when trying to launch a Windows 10 guest with an NVidia 1060 GTX passed through is: "failed to set iommu for container...
  12. M

    USB Passthrough without Intel VT-d (I/O)

    Maybe someone could answer this question? I have been testing with the USB passthrough in Proxmox 5.1-42. After a cold boot it's working most of the time but after some hours the VM, which the USB device has been virtually attached to, is not responding anymore. After a reboot of the VM the...
  13. H

    HP ProLiant Microserver Gen8

    Guten Tag, ich habe einen HP ProLiant Gen8 - Microserver und bin damit auch zufrieden, bis auf eine Sache: Der Standard Prozessor (Celeron) unterstützt kein Intel IOMMU bzw. VT-D. Ich habe mittlerweile einen Prozessor für den Sockel gefunden mit dem der Server auch läuft (laut Erfahrungen...
  14. N

    can't enable vt-d on guest VM

    Hi experts I'm using proxmox version 4. I have installed a VM with ubuntu OS. For some reason the VM complains that vt-d can't be used. sudo kvm-ok INFO: Your CPU does not support KVM extensions KVM acceleration can NOT be used. If I look in proxmox shell, I can confirm that proxmox can...
  15. J

    Help with PCI Express passthrough (ACS - IOMMU issue) + kernel bugfix

    Hello everyone, I'm new in this form and with Proxmox. <little presentation on me, you can skip this> I've got some experience with Linux and virtualization (mainly with VMWare where SSH is the first thing I enable). I want to expertise with Proxmox because I'm a consultant, and often VMWare...


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