Tagged Questions

Qemu is a cross-platform processor Emulator.

learn more… | top users | synonyms

0
votes
0answers
7 views

Make libvirt/qemu VNC take an interface name instead of a fixed IP address

I rely on VNC to communicate to my VMs from an external system, so in the XML description file I have something like this: <graphics type='vnc' port='-1' autoport='yes' listen='10.1.1.199' ...
0
votes
1answer
9 views

Where is the list of supported device emulations in KVM?

I am configuring a guest VM under libvirt using virsh edit. The source of the kernel running in the VM is an embedded security device where I have no control over what drivers it comes with. In ...
0
votes
0answers
15 views

How to install qemu-kvm from source

I previously installed kvm via apt-get. Then I install qemu from source via following steps: wget http://wiki.qemu.org/download/qemu-2.1.91.tar.bz2 cd qemu-2.1.91 ./configure make && make ...
1
vote
0answers
27 views

Sharing folder with VM through libvirt, 9p, permission denied

An Ubuntu Server 14.04 Host hosts an Ubuntu Server 14.04 guest via libvirt/qemu-kvm. The system runs fine, but - as guest - I have issues writing to a shared folder (<filesystem>) that drive me ...
0
votes
0answers
27 views

PCI-X passthrough noob?

I'm a total noob at qemu but not linux. I use SeLinux at my work and I won't to make the switch to Ubuntu 14.04 from Windows on my home system. What I need to know is how to setup several PCI-x ...
0
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2answers
51 views

Makefile: how to change a specific rule

this is my first question here, I hope to do everything in the right way. I'm a quite new Ubuntu user and if possible I need some help with a specific Makefile. I downloaded QEMU 2.1.0 and I'm ...
0
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0answers
31 views

Ubuntu qemu powerdown failed (timeout) - shutdown prompt is shown on desktop

I'm running Ubuntu 14.04 as a VM using qemu. In my hypervisor, when I send the shutdown system to the virtual OS, the command times out and qemu throws an error saying the shutdown operation failed. ...
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0answers
100 views

what is “all-recursive” error in ubuntu and how to fix it?

My goal is to install QEMU in a VM(Ubuntu). Since the source used in apt-get is down, I downloaded and installed the package manually. However, the installation wasn't successful because of the error ...
0
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0answers
53 views

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" ...
0
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0answers
41 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 ...
0
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0answers
52 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 ...
1
vote
0answers
28 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 ...
0
votes
0answers
165 views

Compiling the latest kvm with kvm-kmod from git repositories under Ubuntu 14.04 64-bit

I am trying to run OS X Mavericks as a VM under QEMU/KVM in Ubuntu 14.04 64-bit. The guide I'm following for this is here: http://blog.definedcode.com/osx-qemu-kvm Also note I'm doing this on a clean ...
0
votes
0answers
179 views

Installing Unity 14.04 on qemu arm

How do I install Ubuntu desktop 14.04 with Unity in qemu-system-arm virtual environment? Which debs do I have to install and in what sequence? v Or is there an executable which would make all the work ...
0
votes
1answer
338 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 ...
2
votes
2answers
77 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
votes
0answers
957 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
votes
2answers
782 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 ...
3
votes
2answers
329 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
vote
0answers
45 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
292 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
votes
0answers
180 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
286 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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0answers
72 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
vote
1answer
748 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 ...
2
votes
1answer
455 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
vote
1answer
124 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
221 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
votes
0answers
148 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
vote
1answer
86 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
62 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
275 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
2k 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
798 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
votes
0answers
77 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
votes
0answers
86 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
163 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
982 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
votes
0answers
41 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
votes
0answers
112 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 ...
1
vote
0answers
178 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 ...
1
vote
0answers
94 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 ...
1
vote
0answers
163 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
109 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: * ...
1
vote
1answer
2k 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
546 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
3k 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 ...
5
votes
1answer
9k 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
217 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 ...