Qemu is a cross-platform processor Emulator.

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How can I get a mouse cursor in qemu?

I am using 14.04 on an AMD64 compatible system. Inside this system I am trying to run a virtual machine also with 14.04. I start qemu with this command: qemu-system-x86_64 -cdrom ...
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2answers
47 views

Gracefully shut down QEMU/KVM on host shutdown

I start a QEMU/KVM Ubuntu 15.10 virtual machine on boot and let it run in the background (as webserver). What happens now if I shut down the host (also 15.10)? Will it kill the VM and result in a ...
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10 views

PCI passthrough not working after VM reboot

I've been spending the last few days trying to get a Windows 10 VM with UEFI & PCI passthrough going. I'm running a rather fresh (2 weeks old) install of Ubuntu 15.10. The GPU I'm passing through ...
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30 views

Higher than 1440p in Gnome Boxes with Spice?

Is it possible to increase the maximum resolution in Gnome Boxes(QEMU KVM) to 4K? Currently it is limited to 1440p. I'm using the Spice drivers. Host: Ubuntu 15.10 w/ GNOME Guest: Windows Server ...
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14 views

VM Manager is getting error during installation Win7

I would like to install Windows 7 through Virtual Machine Manager, I followed this tutorial for Ubuntu --> http://www.howtogeek.com/117635/how-to-install-kvm-and-create-virtual-machines-on-ubuntu/ ...
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1answer
113 views

libvirt: Configure guest to share host audio

For the past days I've been trying to get a x64 Windows 8.1 VM's audio mixed with the host audio with mixed success. The solution which kind of works for me right now is using Spice for audio, and ...
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1answer
59 views

Blacklist a Nvidia gpu for qemu/kvm passthrough

I am trying to run Windows in a virtual machine while giving the VM a direct passthrough to the GPU for better performance. I have an integrated intel GPU (I will use this one for the host) and a ...
1
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1answer
117 views

QEMU VM reboots host upon running

I am trying to run virt-install on Ubuntu Server 14.04.3 in order to install a QEMU VM from a qcow2 image. Running virt-install, I get no errors. $ virt-install ... starting install... ... virsh ...
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12 views

VGA Passtrough with same IDs

i try to bind my R9 290 to the vfio-pci driver for VGA Passtrough. My System have two GPUs R9 290 and R9 390. Now i have the problem, that both GPUs have the same Vender and Device ID. So I cant bind ...
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64 views

Problem on multiple network interfaces on a QEMU VM

I'm trying to create a VM with 2 interfaces. I used a linux bridge and Tun/Tap devices to do that. This is my setups: | HOST | Virtual Machine outside ...
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129 views

Ubuntu 15.10 Blinking cursor problem after qemu installation

I have been using 64-bit Ubuntu 15.10 along with Windows 10 since it was released. 2 days ago I wanted to install qemu. At the beginning it needed an external library (glib 2.22). I downloaded glib ...
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15 views

Delete nbd devices used to mount kvm image

how can i delete the /dev/nbd* device blocks? I need to delete the devices and then recreate them with modprobe nbd max_part=8 because (I don't know why) my script fail if the device was used.. ...
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16 views

Error in [make] command during Qebek installation

I was installing qebek in my laptop x64 architecture (Ubuntu 14.04). During installation I got an error on this command: cd qebek chmod +x configure texi2pod.pl ./configure make Error : collect2: ...
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12 views

Convert Gnome Disks image to Qemu/KVM

I made a backup of my SSD using Gnome disks and I want to run it in a virtual machine. How can I run this using Qemu/KVM? If I have to convert the image before hand how do I do that?
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1answer
58 views

Snappy on QEMU KVM fails to boot

Trying to load snappy in qemu kvm on my Celeron 1307U running 32-bit Ubuntu 14.04 desktop OS, I run: $ kvm-ok INFO: /dev/kvm exists KVM acceleration can be used $ wget ...
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46 views

Pass through GPU driver segmentation fault

An AMD R7 250 GPU has been passed through to a QEMU Ubuntu virtual machine. The display is output via the physical port of the GPU. It looks fine. But the fglrx driver seems to be not working ...
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1answer
33 views

Where do I log bugs and ask for help for libguestfs on ubuntu?

I'd like t o know where to get help using libguestfs on ubuntu. The libguestfs project page is hosted by redhat. I'm trying to use guestfish on a qemu VM. I can initiate the CLI console but ...
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31 views

GPU passthrough freezes Ubuntu bootup

I passed through an AMD GPU to a ubuntu guest OS using qemu. The guest OS displays directly via the AMD card and an independent monitor. The guest OS uses Xorg driver for the GPU. But, after I ...
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2answers
155 views

Cant unbind or blacklist driver

Hello I want to unbind or blacklist my graphicscard driver. Currently it uses the noveau driver but I cant blacklist it when I type blacklist noveau in /etc/modprobe.d/blacklist.conf and then reboot, ...
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14 views

How do I manage partitions on an Ubuntu VM of an Ubuntu host?

I am running virt-manager on Ubuntu. I have a qcow2 file that I use to create VMs. The VMs work. When I log into the VM, I see no evidence the hard disk has more than 16 GB. When I log into the ...
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62 views

MAAS KVM nodes commission timesout

So, I have set up MAAS and several KVM and Qemu VMs. When I add them as nodes, they start up during commissioning but then the attempt times out. Here's the line from the MAAS log: [ERROR] test: ...
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49 views

Read config /etc/qemu/ich9-ehci-uhci.cfg: Permission denied

I am running Ubuntu 14.04 and am trying to get USB Autopassthrough to work. As per instructions here: https://fedoraproject.org/wiki/Features/UsbNetworkRedirection I added: <qemu:arg ...
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1answer
433 views

Using OVMF on Ubuntu to build a gaming virtual machine

Recently, I bought a new VGA Card, and I decided to create a system that sometimes in the past I've tried to build without any success: a Linux system with a VGA Pass through setup. In this setup, I'd ...
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1answer
95 views

Virbr0 in virt-manager is deleted

I installed virt-manager on ubuntu 14.0.4 and installed a VM with linux ubuntu trusty. But unfortunately i deleted Virbr0. Now the machine wont work, and ifconfig on host machine does not list virbr0 ...
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1answer
25 views

How to install an application without some dependencies?

I want to install Multisystem: wget -q http://liveusb.info/multisystem/depot/multisystem.asc -O- | sudo apt-key add - sudo apt-get install multisystem But it automaticly installs Qemu/Kvm and ...
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170 views

Testing UCK Script Customized Ubuntu Mini Remix with QEMU

I am trying to customize Ubuntu Mini Remix using UCK Scripts and test it with QEMU with the end goal of having a bootable usb drive with my customized iso on it. Right now I am just trying to make a ...
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1answer
94 views

VMs can't ping each other

I have created two virtual machines in virt-manager. All machines (host & guests) run Ubuntu 14.04. Host machine has two NICs. eth1 is used by host. Virtual Network Interface for each VM/guest ...
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69 views

KVM QEMU running desktop environment

Is it possible to install KVM QEMU as a bare metal system and then run a desktop environment distro like Ubuntu Gnome as a virtual machine from a USB flash drive? I like to create a portable system ...
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1answer
147 views

qemu not working after installation in ubuntu

I intstalled qemu in ubuntu to execute a kernel .bin file using it. It installed properly. After that when i type qemu -kernel kernel.bin It shows qemu not found.
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172 views

Bridge external IP to the qemu standalone Virtual Machine

I'm having a very specific issue. To let You know what I'm up to, I will describe the whole infrastructure of my system. I've got a Ubuntu host machine on which I run up to 4 virtual Ubuntu ...
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1answer
427 views

I have an OpenWRT VM connected to the WAN, how do I connect client VMs to the OpenWRT LAN using it as a gateway?

I'm trying to setup a lab in KVM on my Ubuntu Linux machine. My goal is to create a test lab in which I can test the configuration of my physical router for my home network, before moving it into ...
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49 views

Kernel debug symbols for ARM64 Trusty

I have qemu running ARM64 Trusty image that I obtained from the ubuntu website. The image name is ubuntu-core-14.04.1-core-arm64.img. I'm trying to install kernel debug symbols onto the image. ...
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65 views

Unbinding nouveau freezes system

I unbound the nouveau driver from my unused Nvidia graphics card and wanted to bind it to the vfio-pci driver but my whole system froze. I used this script #!/bin/bash modprobe vfio-pci for dev in ...
0
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1answer
70 views

Ubuntu vm shows Floppy disk

I set up a qemu virtual machine on my Ubuntu 15.04. I installed Ubuntu 15.04 in it and the virtualized Ubuntu shows a Floppy Disk. What does it mean and how do I remove it?
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1answer
892 views

How to remove QEMU completely

I installed QEMU from software center but removed latter (using software center). But updates are recommended to QEMU (see screen shot). That means QEMU is not uninstalled properly. How can I ...
0
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1answer
48 views

Qemu adjusting microphone

I have a qemu virtual machine with vfio vga passthrough. When I start it my microphone adjusts to 100% but I only when I have the Nvidia drivers installed on my virtual machine (I'm not sure if thats ...
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2answers
421 views

Unbind Radeon > hand over to VFIO-PCI

i have two Radeon GPUs (AMD R9 290 and AMD HD7870) i want to unbind the R9 290 from the radeon driver and hand over it to QEMUs VFIO-PCI driver. I'm using these commands: echo 0000:06:00.0 > ...
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41 views

Unable to connect to internet from iOS running in a VM

I basically followed this tutorial entirely to run Mac OS (iPC_OSx86_10.5.6) on Ubuntu 14.04 using qemu: http://nnucomputerwh...-with-qemu.html The only difference in execution was this: Ethernet ...
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1answer
223 views

How to boot from a live USB stick in a virtual machine

I've got a USB stick loaded with a live installation of Ubuntu for testing purposes. When I want to use it, I generally reboot to boot into the live USB installation. I'd like to know what the best ...
0
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1answer
71 views

Connect kernel image (bzImage) running on qemu to network

I have a kernel 3.2.0 bzImage compiled which I am running on a qemu emulator, now I want to download linux headers to the kernel image so I can compile modules within it but I am unable to connect to ...
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0answers
56 views

How to persistently mount QEMU .img file via NBD

I'm trying to find a way to attach to and mount a QCOW2 .img file in such a way as the img file will remain connected and mounted after the system reboots. As it stands, the only way I've been able ...
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0answers
111 views

QEMU-KVM with VLANS and no bridges

Please be gentle, I'm both a novice Ubuntu user and novice networking guy. I'm trying to put together a virtual server to support a couple of telephony applications at my office. Both applications ...
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0answers
247 views

QEMU/KVM Physical Hard Drive

i need help to write a guest system (QEMU/KVM) on a physical disk. Actually i use a IMG File to installing my guest system with this command in my script: -drive ...
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0answers
147 views

Error with qemu emulator

I was writing a boot sector program(in assembly) and created the binary using nasm. The command od -t x1 -A n boot sect.bin confirmed the bytes the assembler had created. However, when I loaded ...
0
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1answer
32 views

Where does ubuntu touch emulator store drives?

I installed the ubuntu-emulator package. I created a instance. I didn't remove it before uninstalling the package but now the instance isn't listed when typing ubuntu-emulator list. So where does the ...
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2answers
2k views

Recipe for target 'vmlinux' failed?

I'm attempting to build a kernel for QEMU to emulate a raspberry pi: http://xecdesign.com/compiling-a-kernel/ https://www.raspberrypi.org/documentation/linux/kernel/building.md However, running the ...
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1answer
235 views

How to compile qemu with usb suport

I have recently downloaded qemu and compiled qemu 2.3.0. I can compile and install just fine, but I cant figure out how to get USB support. I have installed libusb 1.0.9 but when I run configure for ...
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123 views

Invalid login Ubuntu-Snappy on QEMU

I booted Snappy on QEMU but I tried to login with credentials ubuntu/ubuntu but I always get invalid login message. First, I used Snappy version provided by raspberry, it can login however I can't ...
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297 views

How do I give a VM exclusive access to a Network Interface? pfSense QEMU

Trying to setup a pfSense VM to have exclusive access to 'em2' on my 14.04 machine so that I can use that as a WAN port. I don't want anything other than the pfSense VM to talk on that network ...
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2answers
2k views

Why is QEMU so slow even with KVM

I've been working with QEMU for some times now and from my experience I see it being very slow compared to other VM tools like VirtualBox or VMWare. Even enabling KVM doesn't do much of a benefit for ...