Qemu is a cross-platform processor Emulator.

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1answer
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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 ...
2
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2answers
33 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 ...
0
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0answers
40 views

how to convert *.raw to *.vhd with qemu-img command

I created a memory dump out of the userdata partition of my android device for recovery purposes. I need to be able to convert this dump.raw to a dump.vhd so I can be able to mount it up in Windows ...
0
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1answer
48 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 ...
1
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1answer
84 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: ...
1
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0answers
28 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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0answers
88 views

QEMU NFS client cannot mount exported file system

I have setup a NFS server on Ubuntu 14.04 and can successfully mount its exported file system from another "real" machine, but mounting that same file system from a QEMU instances fails with the ...
0
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0answers
121 views

Xen PCI Passthru works with 2GB RAM but not with 4GB RAM

I set up Xen on Ubuntu 14.04 (Xen 4.4). With my config I can only use PCI passthru when giving DomU 2048MB RAM. When giving 4096MB the GPU doesn't work (windows says Code 12). Here is my win7.cfg: ...
0
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0answers
138 views

Running Android Emulator through Qemu on Lubuntu

I am trying to use an Android Emulator on my computer through Qemu. My computer is a PowerBook G4 running Lubuntu. I downloaded and installed Qemu and the Qemu Launcher. I also downloaded a .iso ...
0
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28 views

How do I run wine through Qemu?

Say im running an ARM based platform but I want to run wine for a simple non-graphically intensive application. Example: MS Office. How does one achieve this?
1
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1answer
255 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 ...
1
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1answer
49 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 ...
1
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1answer
74 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 ...
3
votes
2answers
119 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 ...
0
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0answers
97 views

qemu kernel zImage file problem

im trying the install virtual embedded linux, i installed qemu and i installed kernel like as : $ wget https://www.kernel.org/pub/linux/kernel/v3.x/linux-3.8.2.tar.bz2 in Kernel file enter these ...
1
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1answer
43 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 ...
0
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2answers
50 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
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0answers
172 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
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1answer
1k 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 ...
3
votes
1answer
333 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 ...
0
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0answers
55 views

undefined reference to `__asprintf_chk in stdio2.h while compiling qemu

I am trying to compile qemu1.0.1 on linux-octeon. after configuration I get following error Anyone there to guide me. Error is following LINK qemu-ga qemu-ga.o: In function asprintf': ...
0
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0answers
54 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
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1answer
87 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
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1answer
628 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 ...
0
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0answers
34 views

vmbuilder preallocate disk space

When creating a VM with VMBuilder how can I preallocate the disk space? I'm currently using the format below to create a VM which should create a 10GB root disk (and it does), the only problem i'm ...
0
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0answers
79 views

how to create auto expanding, expandable, non-fixed dynamic resizing img image files

Please tell me how to make a .img file that auto expands as data is copied into it. I know this is possible. I used to make them all the time to create Debian and Ubuntu loop files for Android ...
0
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0answers
153 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
69 views

sheepdog cluster

I'm using a Ubuntu 13.10 Touch with a Mate Desktop on a 32-bit Arm-System and have installed qemu and sheepdog, to use sheepdog in a 32-Bit system i have this Skript ...
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0answers
148 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 ...
0
votes
1answer
90 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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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: * ...
1
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1answer
1k 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
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1answer
430 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
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1answer
2k 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 ...
4
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1answer
5k 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. ...
0
votes
1answer
156 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 ...
3
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1answer
782 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 ...
0
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0answers
15 views

ERROR: zlib check failed while compiling Qemu [duplicate]

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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2answers
4k 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
347 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 ...
0
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2answers
401 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
2k 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
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2answers
206 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
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1answer
3k 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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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?
11
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2answers
22k 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: *** ...
3
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2answers
4k 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, ...
6
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1answer
3k 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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0answers
177 views

Upgrade to qemu 1,3 on ubuntu 12.10

Can I upgrade qemu 1.2 to qemu 1.3 on Ubuntu 12.10? If Yes, how can I do that? Current version: kvm -version: QEMU emulator version 1.2.0 (qemu-kvm-1.2.0+noroms-0ubuntu2.12.10.2, Debian), Copyright ...
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2answers
690 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 ...