Qemu is a cross-platform processor Emulator.

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Compiling custom QEMU build: "make: *** [ui/gtk.o] Error 1

I am trying to compile a custom build of QEMU by Torlus (on github) that adds Raspberry Pi emulation. I do not compile software often, though I have before (not my own). After running the "make" ...
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80 views

Disadvantages of installing ubuntu trough qemu/kvm

Since I am testing iso's a lot and I want to do so on real hardware, but can't stand the install process and the associated waiting time (I only have one machine) I have written a script that installs ...
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117 views

Why must write 'br0' in route table to restore host's Internet connection?(with QEMU & Tap)

That's a long story.... But at first, I have to confess that my reputation is less than 15 so I can't give you a '+1'. I need to set up several QEMU instances. One of them is a primary node, which ...
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0answers
55 views

Cannot restore a saved machine

I cannot restore a saved machine with both virt-manager and the virtsh restore command: laurent@aspire6930g:/var/lib/libvirt/qemu/save$ sudo virsh restore windows7.save erreur : Impossible de ...
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1answer
757 views

Compile qemu-kvm, kvm - how?

I am using ubuntu 14.04 64 bits and am trying to build kvm - here is what i did according to many messages I saw on this same topic. git clone https://git.kernel.org/pub/scm/virt/kvm/qemu-kvm.git ...
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2answers
131 views

Make bootable image from non-bootable to use with qemu

I hope the question is not duplicate, I didn't find anything helpful by myself. (And sorry for my english) I have a new Raspberry Pi, and I need to install on it an os with some softwares. I ...
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2answers
3k views

Playing game emulators on a virtualized OS (Qemu/KVM)

I'm planning on assembling a machine for development testing and all kinds of software emulation. I already know what to choose in terms of hardware, and my initial idea is installing Ubuntu as the ...
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2answers
622 views

MAAS: Unable to start “Commisioned” nodes

I am having problems while trying to start my first node using KVM (QEMU 2.0.0) and MAAS. Automatic detection worked fine, and during the commission (virtual machine window) I get errors such as: ...
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0answers
75 views

Cannot install ubuntu in qemu…partition problem? [closed]

I am trying to install Ubuntu 13.04 LTS server to qemu image file. First, I created qcow image qemu-img create -f qcow2 ubuntu.img 10G and executed qemu with ubuntu server iso image. ...
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1answer
2k views

How to list all virtual machines created using qemu-system-x86_64?

I am using qemu-system-x86_64 to boot virtual machines on kvm running on Ubuntu 12.04 64-bit desktop. I have a few VM's that are currently running. I want to get the list of all VM's booted using ...
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1answer
2k views

VM runs very slow using qemu

When I create virtual machine using qemu-system-x86_64 , it doesn't even boot up. This is how I boot the VM: qemu-system-x86_64 -m 1024 -name mac -hda ~/Documents/ubuntu1 but when I create the same ...
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1answer
197 views

Error while creating qcow2 file using qemu-img

When I am creating an qcow2 file using qemu-img command I am getting error as librbd.so.1 file not found. When I check for the dependencies that .so file is present in the /usr/lib folder. Can any ...
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2answers
602 views

Add armhf as a suppoted architecture for guest KVM VMs (on a amd64 host)

I have an Ubuntu Server 12.04 setup with about 6 KVM VMs running. Guests are all x86 or amd64, host is a 2-socket Westmere Xeon box. Now I want to create a new guest VM but this time the guest VM ...
2
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1answer
120 views

Virtualising ubuntu-server on ubuntu using qemu

I successfully created an qemu image containing ubuntu-server. I installed that image server instance using the "normal" option. When I boot up the image using qemu ubuntu-server-13.10.img -boot c ...
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2answers
76 views

Mounting the image to disk [closed]

Using qemu-img i converted disk as a bootable how can i mount this one to my system while i use normal mount For example mount /dev/sdb /bootable it through special disk can't able to mount
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0answers
457 views

Virtualizing Windows 7 with qemu-kvm SATA Issues

I am working on virtualizing a windows 7 image using kvm on Ubuntu 12.10 64 bit. Here are the specs for my machine: CPU: Intel i7-2860WM ,8G RAM I am using an image created with WinImage of a ...
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1answer
3k views

Error trying to compile qemu from source

I am trying to compile qemu from source to get my hands dirty with its development. I cloned the package from the repository. I extracted the tarball and started with the configuration using ...
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1answer
2k views

Why am I getting a black screen when booting VM using qemu?

When I try to boot a virtual machine using: qemu-system-x86_64 -m 1024 -cdrom /host/iso/ubuntu-13.10-desktop-amd64.iso -name mac -hda ~/ubuntu Iget a black screen just after the installation ...
2
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0answers
123 views

How to get qemu binaries for mips

I am a new user for qemu. I successfully compiled for my system (x64) but when I tried to compile it for mips it generate error that Why I think that is there any way to get already compiled binary ...
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1answer
226 views

How to define clone presets to virt-manager

When using virt-manager 0.9.1 to clone existing machines, it ignores that the virtual disks are qcow2 compressed and sparsed. The cloned virtual disks are non-sparsed and in raw format. I know about ...
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1answer
2k views

qemu-img: error while reading sector 327680: Invalid argument

I am trying to convert vmdk image to raw format but I am getting an error statement. qemu-img convert -f vmdk Ubuntu-12.04-LTS-Jeos-1.0-disk1.vmdk -O raw myImage.raw and I am getting following ...
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260 views

How do I make wireless bridged networking work with linux guest in kvm/qemu?

I am running the ubuntu 13.10 cloud image on kvm/qemu. The guest networking works fine operating in NAT mode when on wireless. Wired bridged networking (eth0 + macvtap) works fine as well. When ...
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0answers
278 views

Very slow speed while mounting via SSHFS

My host is ubuntu 12.04. My guest is vanilla 3.0.33 kernel with custom rootfs. I have encountered the subj problem, while mounting host folder on the guest machine via sshfs. sshfs ...
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1answer
150 views

Linux-KVM “broken” after a motherboard swap

I just had the motherboard replaced in a Dell PowerEdge R410 that functions as one of our virtual servers (running Ubuntu 10.04.3 LTS). I'm fairly new to Linux, and was quite surprised when networking ...
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94 views

Having issues installing qemu, pixman autoreconfig missing [duplicate]

i dont understand this error message from the "make" function. qemu-1.7.0-rc1/pixman; autoreconf -v --install) /bin/sh: 1: autoreconf: not found make: * ...
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1answer
3k views

How to troubleshoot a macvtap network in kvm/virt-manager

I have a virtual machine running under qemu-kvm, on a 13.10 host. I am using virt-manager to define the machine, and I have added a virtual NIC, using the new macvtap driver. I have the following ...
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1answer
837 views

How to open a qcow2 file in Ubuntu 13.04

I have cloudera-quickstart-vm-4.4.0-1-kvm.qcow2 file which I took from this site but I don't know how to play the vm. Could you please give me some hints or introduce me the proper tools?
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2answers
5k views

Update Qemu on Ubuntu 12.04

Currently Ubuntu 12.04 comes with Qemu 1.0, I would like to update this to a newer version (1.5/1.6) to achieve maximum performance. However there doesn't seem to be an apt package for versions > 1.0 ...
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1answer
15k views

virt-manager can't connect to libvirt

I'm running Ubuntu 12.04.2 32 bits. The error doesn't show up if I start gksudo virt-manager. libvirt-bin is installed. I don't know how to check for the daemon. I am a member of libvirtd. ...
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1answer
334 views

How can I emulate an amd64 system on an i386 system?

Is there a way to use virtualization to emulate an amd64 system on a system running with an i386 CPU, or with an amd64 capable CPU running an i386 kernel? I tried using virtual-manager to set up an ...
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1answer
1k views

KVM or QEMU_KVM or QEMU_SYSTEM_x86_64 on Ubuntu 13.04

I have a clean fresh updated install of 13.04 server with no graphical display just CLI. I want to run a couple of Windows and Linux guests so did some research and it looked like KVM was the way to ...
2
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1answer
9k views

“ERROR: zlib check failed” while compiling Qemu

I recently formatted my PC and reinstalled Ubuntu 13.04 via Wubi in Windows. And after updates I'm getting this error: basel@ubuntu:~/Desktop/qemu-1.6-test$ ./configure ...
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1answer
542 views

Unknown Filesystem Type 'msdos'

I'm trying to mount a disk image with FreeDOS I have so I can move some old DOS programs over to play through QEMU as a test for a friend who has to use DOS programs at her work. When I try to mount ...
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2answers
969 views

I can't add “<domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'>”

ubuntu 13.04 qemu$ virsh version Compiled against library: libvirt 1.0.2 Using library: libvirt 1.0.2 Using API: QEMU 1.0.2 Running hypervisor: QEMU 1.4.0 i want to use "Pass-through of arbitrary ...
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1answer
3k views

Convert dd image file to iso

I've a disk dump image (.dd) of an old version of X-Linux (X-Linux R41). Is there any chance to successfully convert this .dd image to a .iso? I've tried this conversion through a forensic tool, but ...
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2answers
341 views

Rootstock not working

I am getting this error: ./rootstock: 1000: ./rootstock: cannot create /tmp/tmp.C7sAyhcAxf/tmpmount/etc/fstab: Directory nonexistent Ubuntu 13.04 When I want to create simple qemu image with this ...
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1answer
6k views

Is there any prebuilt QEMU Ubuntu image(32bit) online?

I am playing with QEMU. Here I found some prebuilt OS images: http://docs.openstack.org/trunk/openstack-compute/admin/content/starting-images.html But they are all for 64 bit system while my system ...
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System image to be loaded to QEMU [duplicate]

Is there any way to take a snapshot of my current system and load it on another computer to QEMU?
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2answers
51k views

“autoreconf: not found” error during making qemu-1.4.0

I was ./configure'd the qemu-1.4.0 and during make it cause: (cd /home/amin/Simulate/qemu-1.4.0/pixman; autoreconf -v --install) /bin/sh: 1: autoreconf: not found make: *** ...
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2answers
9k views

Qemu KVM VNC Support

Do I need to install a special package to get the VNC support ? I installed: sudo apt-get install kvm qemu-kvm qemu-kvm-extras Everything works fine, I only get no VNC server up and running, ...
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1answer
7k views

What are practical advantages of using linux-image-virtual kernel?

Ubuntu provides an alternative kernel package - linux-image-virtual, that is supposed to be optimized for use in virtual machines. What are actual optimizations and how much faster/smaller/better is ...
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2answers
1k views

QEMU hardware error 0x80000021

I'm trying to run Hiren's BootCD on QEMU but it throws a hardware error 0x80000021 on a Core 2 Duo, maybe there is some parameter missing to fix that. $ kvm --version QEMU emulator version 1.0 ...
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1answer
399 views

How to create and export a vmware image using vmbuilder

I've been using vmbuilder to build kvm images as such: vmbuilder kvm ubuntu \ -v \ --suite=precise \ --libvirt=qemu:///system \ --arch=amd64 \ --cpus=2 \ --mem=1024 \ ...
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1answer
2k views

Compiling qemu with spice support

I am trying to compile qemu 1.3 with ubuntu 12.04 with spice enabled, I get this error: ERROR ERROR: User requested feature spice ERROR: configure was not able to find it ERROR I have read around ...
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3answers
6k views

libvirt with SPICE on 12.04 amd64

I'm using 12.04 LTS amd64 as a KVM host + desktop. I have a Windows 7 ultimate 64bit guest on this host. The installation worked perfect with the default (VNC display) settings. Everything also works ...
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1answer
6k views

virt-manager USB 2.0 problem

I have an Ubuntu 12.04 64bit with QEMU/KVM & virt-manager 0.9.4 (latest compiled from source) installed my problem is that all guest windows machines does not recognize usb2.0 ports: windows xp ...
3
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1answer
1k views

Portable virtual machine with preinstalled Ubuntu for Windows?

I download "Damn Small Linux (DSL)" distribution from (http://ftp.belnet.be/packages/damnsmalllinux/current/dsl-4.4.10-embedded.zip) and this distribution has a very interesting version called ...
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1answer
243 views

Is it normal for a 14GB VHD file to be converted to a 100GB+ BIN file?

i want to convert a vhd-file to vdi and found a manual which says i have to convert the vhd first to bin. But qemu-img creates a 130GB file (even if theres not enough space on disk) from the 14GB ...
3
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1answer
3k views

How do I connect to my running VM via virsh?

My VM has already been started via virsh start chameleon.ootbdev. When I do a virsh console chameleon.ootbdev I get the following output: Connected to domain chameleon.ootbdev Escape character is ^] ...
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1answer
1k views

How do I deploy a virtualized server on a headless machine running 12.04 Server?

There is so much different information out there about setting up a virtual machine but I'm at a lost where to start. My fundamental question is: How do I virtually deploy a web server (complete with ...