Questions tagged [qemu]
QEMU (short for "Quick EMUlator") is a free and open-source hosted hypervisor that performs hardware virtualization.
1,078
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How do I get my mouse back from QEMU/KVM?
I'm running QEMU/KVM on Debian Testing x64 with this command:
kvm -m 1024 -hda win7.img -cdrom win7x86.iso -boot d -net user
But when I click inside the virtual machine, QEMU captures my mouse and ...
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68
votes
5
answers
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How to SSH from host to guest using QEMU?
How do I setup ssh from the host to the guest using qemu? I am able to use port redirection when I boot the VM without any special parameters, as follows:
/usr/bin/qemu-system-x86_64 -hda ubuntu1204 -...
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votes
9
answers
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How can I chroot into a filesystem with a different architechture?
I'm trying to chroot into a Arch Linux ARM filesystem from x86_64.
I've seen that it's possible to do using static qemu by copying the binary into the chroot system:
$ cp /usr/bin/qemu-arm archarm-...
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votes
6
answers
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How to mount qcow2 image
I've read that with qemu-nbd and the network block device kernel module, I can mount a qcow2 image. I haven't seen any tutorials on mounting a qcow2 via a loop device. Is it possible? If not, why?
I ...
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46
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2
answers
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How to create a VM from scratch with virsh?
It looks like that you cannot create a brand new VM with virsh unless you already have a working XML file.
I have just installed all the needed bits for QEMU-KVM to work, and need now to create my ...
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44
votes
1
answer
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Booting a raw disk image in QEMU
I have a disk image file from here; that page says I can boot this image with QEMU and the following command:
$ qemu-system-x86_64 -m 4096 -ctrl-grab -no-reboot x86-64.img
That gives a message:
...
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43
votes
1
answer
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What's the difference between KVM, QEMU and libvirt?
I'm trying to understand how all the components of the VM ecosystem fit together.
What's the difference between:
KVM
QEMU
libvirt
Which is controlled by virsh and virt-install?
This comment says ...
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votes
5
answers
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How to boot EFI kernel using QEMU (kvm)?
I'm trying to emulate a EFI environment using QEMU (kmv); virtualbox takes 15 minutes to boot in EFI mode using archboot.
Using legacy BIOS mode, I can boot using this command:
root@citsnmaiko-deb:/...
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36
votes
3
answers
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Shared folder between QEMU Windows guest and Linux host
In the past I have used Virtual Box which has very good support for sharing a folder on the host with a Windows guest. I am looking for similar functionality for QEMU.
The documentation suggests to ...
- 21.1k
35
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6
answers
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How do I boot from a liveusb using qemu-kvm?
I am trying to get qemu-kvm to boot from my live usb stick. Is this possible?
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31
votes
2
answers
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Emulate unplugging a network cable with qemu-kvm
[Background: I'd like to actually test How to take down a static network interface when not connected? ]
I'm setting up a QEMU-KVM virtual machine using libvirt (via virt-manager). I put two NICs on ...
- 111k
30
votes
1
answer
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Can I pass through a USB Port via qemu Command Line?
I'm launching a VM using qemu-system-x86_64. I know two ways to pass through a USB device.
Say for example, I had a mouse that showed up in lsusb like
Bus 003 Device 011: ID 6ade:9582 Amazing Mouse ...
- 1,303
25
votes
2
answers
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Connect to running qemu instance with qemu monitor
I'm having an instance of qemu running on Windows 7, running without an open terminal. Now I want to shutdown the machine with the name MyMachineName or add an USB-Device to it.
I need a scriptable ...
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votes
1
answer
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Move qcow2 image to physical hard drive
I have a qcow2 image that I use to boot an installation of linux using QEMU; I would like to place the contents of that image directly onto a physical hard drive so that I can boot to that linux ...
- 853
22
votes
1
answer
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virtio vs e1000 vs rtl8139: what's the difference?
When creating a virtual machine on Ubuntu, I have a choice between three device models for the virtual network interface: virtio, e1000 and rtl8139.
What is the difference between the three? In other ...
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