virtio

  1. Windows XP, latest virtio drivers win8 and up only

    After finally managing to start the windows xp guest on proxmox (I have successfully passed the inaccessible boot device error), the next issue is the above thread title. The latest virtio drivers only works from windows 8 and above. I will try each version going from the latest to the...
  2. NTFS passthrough vm ubuntu - slow speeds

    Hello, hope everyone is having a good day! Running Proxmox 6.3-3 As of now successfully passthrough 2 of my ntfs formatted physical drives to ubuntu vm using scsi virtio. From there in ubuntu vm got smb network share working. My clients are only getting 40-50MB write/read speeds. I've read...
  3. FreeBSD + Virtio => Slow (5GBit/s)

    Hi, I know this has come up a bunch of times, but nothing metioned anywhere seems to work for me. I do have Hardware offload in freebsd disabled and I had it disabled on both bridge and nic of the host, but it did not change anything. No matter what I do I can't get more than about 4-5Gbit/s to...
  4. SAS (SPC-4) disks passthrough to TrueNAS

    Hi, I am having a little problem when passing the physical disk to a VM with TrueNAS. Everything works fine, except for the speed of the disks. When TrueNAS is installed directly on the host, the disks are being recognized as: da0 at mps0 bus 0 scbus0 target 8 lun 0 da0: <NETAPP...
  5. Pfsense with VLANs migration from ESXI

    I have been using ESXI for 5 years now on a 2011 mac mini with no issues. The setup is: - Dual NIC (one on board, one thunderbolt adapter) - One NIC is dedicated to WAN - The other NIC goes to a managed switch in a trunk port that has 3 VLANS + untagged for LAN - The switch connects to a unifi...
  6. Windows 7/2008R2 driver support

    Hi, guys! Can you tell me what latest VirtIO drivers support Windows 7/2008 R2? I trying install drivers from latest iso (0.1.189), but when installing drivers for: Balloon - I get a BSoD (balloon.sys+wdf01000.sys) PCI Simple Communications (VirtIO Serial driver) - driver installed with Code 10...
  7. VirtIO NIC checksum fail & poor speed

    Hey all, I have a 3 node cluster (6.0.4) each with dual 10Gb Intel NICs. On both Windows and CentOS 7.x VM's I have VirtIO 10Gb networking installed. I have zero issues with Windows. On CentOS I find that any files that are moved to/from a network share fail checksum. There also seems to be...
  8. OMV, Nextcloud mit RAID & Proxmox?

    Hallo, ich bin Neuling mit Proxmox und Virtualisierung mit Servern. Mit Linux kenne ich mich aber schon seit mehr als 6 Jahren aus. Zu Hause möchte ich einen neuen Heimserver einrichten. Vorwiegend sollen darauf Proxmox, Open Media Vault und Nextcloud laufen. Open Media Vault, so habe ich...
  9. Connection lost when high traffic

    Hello! Proxmox newbie here. Got Proxmox 6, some windows 2016/2019 VM with virtio net driver. When the traffic on the network is high, the connection randomly drop. I must the disable/enable the device and it restart. I've tried everything i could find on the web, but every solution fail. The...
  10. I can't passthrough my mellanoxMT26488 10GiB nic

    I've tried to blacklist all the drive that related to this NIC, but it still keeps saying that this device is " Device or resource busy " I followed docs from "https://192.168.50.189:8006/pve-docs/chapter-qm.html#qm_pci_passthrough" multiple times, but the result is the same. other than that...
  11. New virtio windows drivers released, now with installer

    As mentioned here: https://www.phoronix.com/scan.php?page=news_item&px=VirtIO-Win-Driver-New-Installer https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/thread/5MOIEDEUDPRICGIKH4W5MS6BLZSXOJT6/ New virtio drivers are out, now an installer is included. According to the...
  12. [SOLVED] VirtIO and Qemu-GA

    Hello, i've just spin up a Proxmox host to test it's potential, i've now installed several W10 and Linux VM, using the Stable virtio-win ISO, but using the latest qemu-ga ( to have the ip info on the dashboard) for the windows VM, while using the standard apt install qemu-guest-agent for the...
  13. Assigning IPs to Windows Server Template

    I'm using WHMCS and Proxmox, also I'm using the Proxmox Module Garden addon to create a VM after I accepted the order, then its automatically cloning the template. Everything works, except for assigning the IP to the network adapter. So I need to change the IP manually to get an internet...
  14. How to use Virtio-blk-data-plane in Proxmox instead Virtio-SCSI?

    Currently with VirtIO-SCSI (VirtIO-SCSI Single with threads) have max IOPS is ~1.8k-2.3k. But Virtio-blk-data-plane may have over 100k IOPS https://www.suse.com/media/white-paper/kvm_virtualized_io_performance.pdf May I switch to Virtio-blk-data-plane instead VirtIO-SCSI in Proxmox?
  15. [SOLVED] Windows 2012 r2 - have not VirtIO disc on installation

    Hello. I'm new user Proxmox. I trying install Windows 2012 r2 on VM. Following the tutorial: https://pve.proxmox.com/wiki/Windows_2012_guest_best_practices i made VM: root@pve:~# qm config 100 bootdisk: virtio0 cores: 20 ide0: local:iso/virtio-win-0.1.164.iso,media=cdrom,size=362130K ide2...
  16. [SOLVED] Proxmox + Windows Server 2008 R2 + Virtio Network = Can't get DHCP IP address

    Hi, I have already figured out the fix for this but posting it to help anyone else. In my network all my VM machines were getting DHCP properly except this machine Windows Server 2008 R2 with virtio network. I installed an Intel virtual adapter and suddenly DHCP was working. Virtio Network...
  17. KVM VM Internet Upload Speed Conciderably Slower

    Hello, I have a ubuntu 18.04 guest running in a KVM due to kernal modifcations for a WireGuard server to run on it. When preforming a speedtest with speedtest-cli, I get the following output: Testing download speed... Download: 73.61 Mbit/s Testing upload speed... Upload: 3.60 Mbit/s Which is...
  18. [SOLVED] Low disk performance in windows vm on optane

    Hi, I've been doing some pre-production testing on my home server and ran into some kind of bottleneck with my storage performance, most notably on my optane drive. When I install a Windows vm with the latest VirtIO drivers the performance is kinda dissapointing. I've tried switching over from...
  19. Problems with web-interface on PVE 5.2 host

    I freshly installed PVE 5.2 and have some issues w network: it worked well, then suddenly (while preparing VM for Graphics passthrough) I lost web-interface from external machine on same network. I managed to finish passing through GPU to one of VMs and webinterfece generally works from VM...
  20. DerDanilo

    SSD/NVME passthrough, support ssd/flash flag, rotation_rate=1/0

    It should be possible to set a virtual disk drive to be backed by an SSD/Flash device. Virtio SCSI with SCSI, VirtIO and SATA drives should support this. Virtual box supports this since 2014, when can we expect this to happen in PVE? According to the upstream sources this should be possible...

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