Questions tagged [virtio]
The virtio tag has no usage guidance.
18
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Create a Group RW-access for a KVM shared folder via virtiofs on Ubuntu Server 22
I have a folder /common on an Ubuntu Server 22 host which is RW accessible by all users in group users i.e. user alice (with uid 1000) is a member of users (with gid 12345) and has fuull RW access to /...
- 131
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92
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Why do permissions change randomly when mounting via 9p method?
The mounting is working perfectly fine. I mount the external share by using fstab with the following config:
data /home/data 9p trans=virtio,version=9p2000.L,_netdev,rw,uid=...
- 1
4
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1
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3k
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Can I get more screen resolution options for a QEMU virtualized Windows using a VirtIO graphics card?
When virtualizing e.g. a Windows 10 installation with QEMU and using the default graphics card (with no command line option set), it shows up as a "Microsoft Basic Display Adapter", and one ...
- 165
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182
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Qemu-setup not working on linux VM (ESXi hypervisor), potential virtio-issue?
I want to virtualize aarch (armv8) and armhf (armv7) with qemu and use Cortex-A7 as CPU. I'm an IT Engineer having not much experience with qemu, so I started to look for the best approach and after ...
- 11
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419
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Destination Host Unreachable While Ping between 2 VMs
I'm trying to create a configuration of 2 VMs located on the same hypervisor, to each VM I attached virtIO interface from the hypervisor by editing the XML file of each VM.
I created the VMs and I got ...
3
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1
answer
13k
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No Internet on Linux KVM Windows 10 guest using VirtIO drivers
I'm attempting to install a Windows 10 VM using QEMU/KVM in virt-manager. I want to use it for a WinApps setup to do some experiments with Adobe CC in Linux.
I've been following several guides ...
6
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1
answer
8k
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QEMU: No visible cursor when using QXL or virtio
When I run qemu-system_x86_64 with -vga qxl/-device qxl-vga or -vga virtio/-device virtio-vga, the guest has no visible cursor. The mouse works, and items highlight when I hover over them, but I can't ...
- 189
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424
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How to disable host LRO/CSUM on Host running Virtual Box
Running Oracle VirtualBox Version 5.2.18 on Windows 7.
Virtual Machine with Fedora 30.1.2 is created. Linux Kernel is 5.1.0.
Network Adapter configured in Virtual Box for this VM is Paravirtualised ...
- 21
7
votes
2
answers
7k
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Qemu share folder - 9pnet_virtio: no channels available for device
I try to run a qemu virtual machine having a folder shared with host. No matter what I do, I have always the same error: 9pnet_virtio: no channels available for device share.
Host machine is under ...
- 71
4
votes
1
answer
12k
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How to enable virtio in Virtualbox?
My VM (Ubuntu 12.04) has 2 network interfaces attached which is recognized as eth0 and eth1.
Now I want to change the cards to virtio to improve the performance, so I open VM settings and change both ...
- 28.4k
1
vote
1
answer
2k
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Communication with Windows Guest OS run in Qemu
Using a headless Ubuntu 14.04 server, I'm running a Windows 7 guest in Qemu to which I am passing through the GPU (for performance). I am writing an application for which part will be running in Linux,...
- 111
2
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1
answer
748
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How to change the disk interface type for my Windows 8.1 guest on KVM
I recently setup a Windows 8.1 VM with KVM and virt-manager. I initially set the disk interface to be IDE, but I'd like to change it to virtio. However, if I just change the interface in the ...
- 812
5
votes
0
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7k
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Why is virtualbox networking using virtio slow (bridged and host-only, Debian)
I'm currently installing a VirtualBox Server using Debian for Host and Client. I experience some trouble regarding network performance and CPU load especially using host-only networks and I've no idea ...
Kai Giebeler
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1
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1k
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vhost_net and virtio on KVM
I have read that “vhost_net” offers better performance against “virtio” based on https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&ved=0CCkQFjAA&...
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4
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28k
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libvirt/9p/kvm mount in fstab fails to mount at boot time
I am trying to mount a shared folder using qemu-kvm/9p and it fails to work if I add it to the fstab file. I get an error at boot that the device cannot be mounted, yet after start if I run "mount -a" ...
