QEMU (short for "Quick EMUlator") is an open source machine emulator and virtualizer.

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Virtual Machine on Limited User Account

I want to run a virtual machine on my limited user computer. I do not care how slow it is I just need to get a VM going. I heard about QEMU portable but the website download is offline. Where can I ...
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4k views

How to boot a physical Windows partition with qemu?

I have gentoo and windows 7 installed alongside on my only hard drive. I want to start my windows install from within gentoo through qemu. Boot menu works fine but windows bluescreens on me soon after ...
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Not able to boot Debian arm64 on Windows using Qemu

I am running a Windows machine and I want to emulate a Debian OS with arm64 architecture. I downloaded an ISO file to setup a fresh VM. I used the following command: qemu-system-arm.exe -cdrom ...
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Bridged qemu machine cannot receive packets, these are dropped

I've created virtual machine (ppc) with bridged interface (using bridge helper) on archlinux. Machine can send packet out, but cannot receive anything. I can see packets (dhcp discover,request and/or ...
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Unable to configure KVM (Qemu or Libvirt) on openSUSE Leap 42.1?

I simply want to run multiple VM (not at the same time). I want them to be stored in another partition (mounted here /run/media/shark/VM) and not in the default storage pool ...
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41 views

Need qemu to run headless on host, but still forward graphical output via x11

I have a headless host with qemu installed. I can ssh into the host, and forward x11 so I can view graphical output. However, when I try to run qemu, I get the following error: Could not initialize ...
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21 views

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 ...
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Installing Windows 8.1 64 on Qemu Fails - no disk can be found due to Virtio driver issues

I'm unable to install Windows 8.1 x64 with the following steps on a qemu virtual machine: qemu-img create -f qcow2 Windows8.img 20G qemu-system-x86_64 -machine pc,accel=kvm:tcg -cpu host -m 2048 ...
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How to increase size of an ubuntu cloud image

I have been trying to start a VM using ubuntu cloud images. Now, the image size is very less, I am getting around only 2GB of space. Is there any way to increase the size? I tried qemu-img resize, but ...
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VM inside host VM cannot see avx cpu flag

I have an Ubuntu 14.04 server installed on a VM inside VirtualBox. This VM acts as my host for other VMs. I ran a Linux based image using qemu inside this host VM. The host VM has cpu flag avx but the ...
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Wanting to run x86 binaries in Crouton Linux on dev-enabled Asus Chromebook Flip (ARM)

Yes, I know this may be very esoteric. :) I have a few simple x86 programs which run fine using Wine in any stock x86 desktop Linux. None of them have any 3D graphics or unusual hardware needs. ...
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How to create a secure KVM/QEMU (libvirt) smb/cifs share host to client?

I run a Ubuntu Server 14.04.03 LTS as host machine and the same os version as virtual client (minimal virtual kernel) with KVM on the same machine. I run two physical Ethernet cards on the physical ...
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7 views

Accessing postgres DB from guest

I have win7 guest on qemu-kvm with NAT inteface. And want to connect to postgresql database running on host (port 5432) from guest. Configuring tap/bridge interface is the only way to solve this? I ...
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79 views

Create “linked clone” or layered shared disks with QEMU

Does QEMU support a feature like VMware's "linked clone"? What I'm trying to accomplish: I'm setting up a test environment with a handful of VMs, that are all nearly identical. However, a fresh ...
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158 views

QEMU/KVM can't set qxl video ram size

I'm trying to enlarge video memory size of qxl-vga device. Guest os (windows 7) shows only 16mb of video memory available. I've installed windows guest tools. When I'm trying to set more video memory ...
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46 views

Centos 7 KVM cifs mount issues

I am having a issue with Centos changing my KVM images folder from the default to a Cifs Shared folder. Any time I try it, it returns a error like so: [root@localhost Centos_Atomic]# systemctl status ...
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17 views

Raspbian in qemu ssh not working

I recently downloaded qemu to emulate raspbian.It works but I wanted to show to a friend with ssh but when I write ifconfig and press enter they give me an ip address that not working when I try to ...
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265 views

Control fan speed under linux without nvidia drivers

I have quemu-kvm configuration like this - IGP on host (linux) and Nvidia on guest (windows). I blacklist nvidia drivers under linux (arch dist.). Is there a way to set GPU fan speed under linux ...
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19 views

How to convert qcow2 to VMDK in openstack kilo

I was trying to convert qcow2 to vmkd in Openstack Kilo version using the qemu img convert. qemu-img convert -f qcow2 osname.qcow2 -O vmdk osnamenew.vmdk But the converted image while booting in ...
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63 views

Installing VMs in CentOS 7 host from ISO?

I'm trying to install a CentOS 7 guest in a CentOS 7 host, using text only. I'm using simillar commands as: virt-install --name centos7 --ram 1024 --disk path=/var/kvm/images/centos7.img,size=25 ...
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Difference between an qemu instance with identical args started manually and by libvirt

I have a VM managed by libvirt. I'll call it ExampleVM here: Id Name State ---------------------------------------------------- 55 ExampleVM ...
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Cannot allocate memory QEMU

I'm currently running Windows 10. I tried to use QEMU on my PC to emulate Windows 98 Live CD, everything worked perfectly until I tried to allocate more memory than the default(128MB). I tried to use ...
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65 views

KVM / Qemu Virtualization Live-Snapshot

im running an Ubuntu 14.04 Host with KVM/Qemu (libvirt) as virtualization host. Now im here to ask for the best practise about creating snaphots for the whole VMs. i read much about a Live-Snapshot ...
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How do I create a wifi network bridge with qemu on OS X?

I grabbed a small FreeBSD live CD and QEMU, and I'm trying to bridge my Mac OS X 10.8 wifi connection so that the guest OS is available on my LAN. However, the guest OS never gets a DHCP lease. This ...
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What determines the name QEMU will give a drive?

I am playing around with GRUB 2 as a BIOS for QEMU. I expected that I could just use hd0,msdos1 as the root for GRUB, but it looks like it is not that simple. When I boot a VM with qemu-system-x86_64 ...
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2answers
560 views

iPod Touch 5G won't recognize in qemu Windows 7 VM

I have an iPod Touch 5G, and a Windows 7 VM. I am trying to pass through the iPod Touch to the VM so Windows can recognize it, but I am getting the following error in the qemu monitor. (qemu) ...
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158 views

Use host's onboard/integrated graphics from a virtual machine

Is there a way to let a VM access/use a monitor connected to the motherboard's VGA port as if it were its own monitor with KVM-QEMU?
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How to make Windows XP screen in qemu take size of the window?

I remember Virtualbox had a feature allowing it with some guest additions to make the screen of the OS in the virtual machine take size of the window. I’ve installed Windows XP in qemu that I use now ...
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1answer
3k views

Virtualize an existing windows 8.1 installation on arch

I have the following setup: Intel i5 4570s SSD for os sda1: EFI boot partition sda2: ext4 with arch installed sda3: swap sda4: microsoft reserved sda5: ntfs with windows 8.1 installed HDD for data ...
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vga-passthrough with kvm/qemu on optimus-capable laptop

i have an asus n550jv laptop with the following output from lspci -nn | grep "VGA|3D": 00:02.0 VGA compatible controller [0300]: Intel Corporation 4th Gen Core Processor Integrated Graphics ...
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raw img file virtual space extended but disk size still same

I've been trying to compile kodi in babanian os image by mounting it in my desktop pc with chroot. There is space issues occured and I create some space with commands below: # qemu-img info ...
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Using directory as initrd in QEMU

Is there a way to use a directory as initrd when booting QEMU? I know how to use the -kernel and -initrd flags for QEMU to boot a kernel and initrd without needing to first create a bootable device ...
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153 views

Copy files to qemu raspberry pi (host and guest computer is the same windows machine)

I am running qemu by : qemu-system-arm.exe -M versatilepb -cpu arm1176 -hda 2012-07-15-wheezy-raspbian.img -kernel kernel-qemu -m 256 -append "root=/dev/sda2" -net nic -redir tcp:2222::22 on a ...
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64 views

How to setup Windows 7 in Qemu on MAC?

I've installed quemu using homebrew . But in application folder there is no Qemu app. What to do? Im on osx Maverick.
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How to stop, start and check qemu's configuration?

This info should be easily available but apparently not. How can I dump the qemu host's configuration so I can see if I have properly enabled a certain feature? Also, how do I stop and restart qemu ...
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43 views

Getting “No Such File or Directory” but the program exists in Debian armel

I’m running Debian armel in Qemu and trying to run an ARM program but am running into issues: user@debian-armel:~$ ls -lbat total 32 drwxr-xr-x 2 user user 4096 Sep 14 23:54 . -rw------- 1 user user ...
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50 views

QEMU using GRUB not responding to keyboard input

My operating system is Windows 7, but I am running QEMU inside VirtualBox because for several reasons that do not need to be listed here. Let it be known that I have run QEMU using the UEFI OVMF as ...
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6k views

qemu: Set or force higher screen resolution than 640x480

I set up a virtual machine using qemu-system-arm (ARM emulation) running Debian squeeze. Now I have the problem that in the "Monitors" preferences, I can only select 640x480 as resolution. Tried all ...
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How can I run Qemu with the “-nographic” option in Mac OS X?

Does anyone know how to run Qemu with the -nographic option in Mac OS X? The idea is to use the native Terminal for a text based operation instead of running inside Qemu’s own window. The -nographic ...
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119 views

Show qemu command line from virsh

I am debugging a problem with a libvirt VM starting, and I want to see the exact command line that it is going to use to start qemu. Is this possible using virsh or some other utility?
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121 views

Installing KVM virtual machine hangs at “connecting to graphical console for guest”

I am using KVM to install a virtual machine on RHEL 7.0, but the installing hangs, and displays "connecting to graphical console for guest": The terminal log is like this: [167804.496139] ...
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1answer
4k views

failed to access perfctr msr - When running Fedora on a VM

I'm trying to run a Virtual Machine with Fedora, and I choose to "Start fedora" from a list where I can start it or troubleshoot problems. The I get the following output: [ 0.00000] tsc: Fast TSC ...
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1answer
432 views

Does qemu/KVM allow sound through Spice?

I'm setting up a Windows 7 virtual machine to try and eliminate my physical partition. I have it installed and working with Spice and the drivers from the fedora site: ...
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zfs on x86_64 on qemu on raspberry pi

I find when you try to ask for help for a bizarre problem, somebody inevitably tells you to solve your problem a different way, or they want to know what problem you REALLY want to solve, so here's my ...
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7k views

How do I use the “-cpu” option in Qemu?

Using QEMU 0.14.1 under Ubuntu 11.10 with kernel 3.0.0-17-generic, if I run qemu -cpu ? I get: $ qemu -cpu ? x86 [n270] x86 [athlon] x86 [pentium3] x86 [pentium2] x86 ...
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7k views

How to boot a KVM virtual machine raw image to VirtualBox?

I have received a .img file of a server which is a Virtual Machine running in a KVM environment. The Virtual Machine was installed with Ubuntu. I would now like to take this .img file and "emulate" ...
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How can I emulate Windows Server 2008 R2 with QEMU? / Cannot virtualize Win2K8 R2 using QEMU on Windows Host

I have used precompiled QEMU 2.2.0 (64-bit version) to emulate a PC running Windows Server 2008 R2. The Host OS is Windows 8.1 Enterprise 64-bit, and my CPU doesn't support Intel VT-x so I can't use ...
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453 views

Installing QEMU for Centos 6.6

I tried to yum install qemu and it doesn't seem to be available. How do I get QEMU onto CentOS 6.6 especially the qemu-system-* to run ISO images ? My yum repolist: repo id repo ...
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157 views

qemu virtual machine send desktop switching command to host

I would like to set up qemu/virt-manager/spice so that I can run a VM full-screen on its own KDE virtual desktop. I have ctrl-alt-{up,down} set up as desktop switching shortcuts, but I need a way to ...
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Converting .qcow2 V Hard Disk into .VMDK (Windows/VMWare)

Is any way to convert a .qcow2 into .vmdk on Windows 7 64-bit using VMWare Workstation? i did that using a tool qemu-img in my linux host (SLES11): qemu-img convert -f qcow2 vdisk.qcow2 -O vmdk ...