QEMU (short for "Quick EMUlator") is a free and open-source hosted hypervisor that performs hardware virtualization.

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running kernel on QEMU

I face this message: Failed to execute /initKernel panic - not syncing: no init found. Try passing init=option to kernel. I am using this command line: qemu-system-x86_64 -hda disk.img -kernel ...
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Proper way for setting general policy and firewall rules with libvirtd

I'm just struggling with the firewall configuration of our new KVM Host. I think by now I understand how libvirtd implements networking, but I'm missing a way to set some decent firewall rules. To ...
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How to setup permission for virtfs in system libvirtd

I have troubles setting up the permissions for virtfs. I need to share a folder with several VMs in a way that user (same username, uid and gid on guests and host) can access it (have full ...
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How to start a virtual machine filled with qemu-nbd?

I migrated a Windows OS (entire disk) to a virtual machine on another host (Debian with qemu and kvm). I used Selfimage to export the disk. On the host, first of all, I created an empty virtual ...
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qemu emulator for raspberry

I am trying to emulate a raspberry pi on ubuntu. I have tried several ways using several tutorials but every time, the emulator logs this: scsi: 0:0:0:0 ABORT operation started scsi: 0:0:0:0 ...
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Xen VNC - VGABIOS Rom Missing

I've had a Xen server with VNC running successfully for almost a year now. However, recently, when I tried to connect to an HVM domain with VNC, it displays a blank screen. When I looked in the QEMU ...
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239 views

Mouse and keyboard not working in qemu emulation of beagleboard with latest angstrom image

I was trying to emulate an angstrom image for beaglexm in qemu on my Ubuntu 12.04 laptop. In a new window the image boots up and autologins into GNOME shell. But keyboard and mouse remains ...
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Running assembly program in RHEL

I am new to system administration and we are trying to install QEMU emulator, GCC for ARM and GDB to communicate with the QEMU/ARM program being executed in RHEL. I was having troubles installing the ...
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Installation of QEMU, GCC for ARM in RHEL

We are setting up a lab which has the QEMU system to emulate an ARM processor and run assembly programs. The lab is currently setup with the host operating system as Ubuntu. We are migrating the lab ...
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NFS server on qemu guest

I need to know how I can mount block devices, placed on a qemu guest system, from host. So in this case we have NFS server placed on guest system and NFS client on the host's side. There are a lot ...
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Preparing an initrd for qemu [duplicate]

I have compiled a bzImage but when I try to run it in qemu I get a kernel panic because I don't have an initrd file. So I create one by following the steps in this question but I cannot get it to ...