Qemu is a cross-platform processor Emulator.

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3
votes
2answers
508 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
votes
1answer
116 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 ...
1
vote
2answers
70 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
1
vote
0answers
406 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 ...
1
vote
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 ...
4
votes
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
votes
0answers
119 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 ...
1
vote
1answer
206 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 ...
0
votes
1answer
1k 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 ...
3
votes
0answers
236 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 ...
3
votes
0answers
252 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 ...
1
vote
1answer
141 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 ...
1
vote
0answers
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: * ...
2
votes
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 ...
0
votes
1answer
756 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?
2
votes
2answers
4k 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 ...
7
votes
1answer
13k 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. ...
1
vote
1answer
306 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 ...
4
votes
1answer
996 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
votes
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 ...
0
votes
1answer
511 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 ...
1
vote
2answers
862 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 ...
3
votes
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 ...
0
votes
2answers
325 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 ...
3
votes
1answer
5k 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 ...
0
votes
0answers
22 views

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?
17
votes
2answers
45k 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: *** ...
5
votes
2answers
8k 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, ...
10
votes
1answer
6k 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 ...
1
vote
2answers
960 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 ...
5
votes
1answer
381 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 \ ...
1
vote
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 ...
3
votes
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 ...
1
vote
1answer
5k 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
votes
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 ...
1
vote
1answer
238 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
votes
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 ^] ...
9
votes
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 ...
6
votes
2answers
8k views

KVM kernel module error

I just installed qemu and ran qemu-system-i386 -hda ubuntu32 -cdrom ~/Downloads/ubuntu-12.04-desktop-i386.iso -m 1024 -boot d and got some errors Could not access KVM kernel module: No such file ...
20
votes
4answers
65k views

How do I install qemu?

How do I install the qemu command? I type qemu and press tab and I get a list of several binaries installed. qemu-alpha qemu-arm ... qemu-x86_64 but no qemu. I type man qemu and it returns the ...
1
vote
0answers
2k views

qemu-system-arm fails with “Kernel panic - not syncing: Attempted to kill init!” [closed]

I am trying to build an arm rootfs using ubuntu 12.04 (but I get the same problem also with 11.10). I am following this ...
3
votes
1answer
1k views

How can I run qemu with KVM over ssh?

When I run qemu -cpu kvm64 -snapshot -hda binary.img at a local console, the image boots and runs as I expect. However, when I log in via ssh -C -X, I see: $ qemu -cpu kvm64 -snapshot -hda binary.img ...
11
votes
4answers
24k views

How to resize virtual machine disk?

Is there anyway to resize a virtual machine's disk? Say increasing the disk size from 32GB to 64GB. I am running KVM/Qemu on Ubuntu server 11.10 64bit. Thanks.
1
vote
2answers
7k views

How to enable RDP on KVM

I installed KVM on a ubuntu natty server. I created a Windows XP Pro virtual machine that works perfectly and catch up with VNC, follow the setup string: <graphics type='vnc' port='5900' ...
1
vote
1answer
3k views

Loading KVM AMD module fails

I want to use QEMU+KVM on Ubuntu 11.10 Oneiric but virt-manager warns that KVM is not loaded and performance will suffer. The problem may depend on the fact that sudo modprobe kvm-amd fails with ...
3
votes
2answers
960 views

Running 64 bit Ubuntu distribution from 32 bit Ubuntu

Related to this question How do I run qemu with 64bit processor on a 64bit machine?, I'm trying to run latest ubuntu 11.10 64bit distribution under Ubuntu 11.04 32 bit using qemu on a core2duo (64 bit ...
2
votes
1answer
4k views

Which is best to use on a HEADLESS Server that is going to be use as virtualization host? KVM / XEN / QEMU?

Okay, The main purpose is to learn about virtualization and play around with it. However, I have a problem of determining which is best for a headless server. I want to run several Linux distributions ...
8
votes
2answers
3k views

Is my VM using KVM or QEMU?

After installing Ubuntu 11.10 and copying my KVM images which were created on Ubuntu 11.04 over to the new system, I notice that Virt-manager says it's using QEMU and not KVM. Also when running virsh ...
1
vote
1answer
2k views

How to I prevent the screen from locking when I want a virtual machine to ungrab my mouse?

This happens in both KVM with virt-manager as well as VirtualBox. The key combo to ungrab the mouse from KVM is Control-Option-L on my Apple MacBook Pro keyboard. Option on Mac keyboards is mapped ...
1
vote
1answer
7k views

How to get faster graphics in KVM? VNC is painfully slow with Haiku OS guest, Spice won't install and SDL doesn't work

I've been coming up to speed on the Haiku operating system, an Open Source clone of BeOS 5 Pro. I'm using an Apple MacBook Pro as my development machine. Apple's BootCamp BIOS does not support more ...