Questions tagged [virtual-machine]
A virtual machine is an emulation of a guest operating system, running on virtualized hardware within a host operating system.
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Start a VM in VirtualBox without GUI [duplicate]
I'm using Oracle VirtualBox to run a CentOS7 VM. I then normally ssh into the VM and do all work through my terminal. Thus I don't really need the GUI and I'd like to disable it to improve performance....
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How do I install and use Windows Virtual PC in Windows 8?
I really liked the integrated Virtual Machine that Windows had built-in with Windows 7, known as the Windows Virtual PC. I'm looking to install that again. I'd like to be able to install multiple ...
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How do I convert a VDI HDD to a VHD file?
Is there a way to convert a VDI HDD to a VHD?
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Virtual box is not working on windows 10
I have installed virtual box But when I tried to run it. It shows me an error as:
I have been trying everything for whole day. Like there are answers related to this question as:
VT-x is not ...
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Change MacOS X guest screen resolution for VirtualBox
I have tried all alternatives and resources that I found on internet to achieve to change screen resolution in my MacOS X guest. I have the latest VirtualBox version (4.1.22) and I have MacOS X 10.6.3 ...
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What does selecting an OS in VirtualBox actually do?
In the setup process for a new virtual machine, VirtualBox presents several different OS types and versions to choose from:
I'm curious as to what VirtualBox actually does when you select an OS. I'm ...
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libvirt: "Failed to initialize a valid firewall backend"
I'm trying to set up a virtual NAT network device without DHCP for libvirt on an Arch Linux host.
What I have tried:
# virsh net-define network.xml
Network default defined from network.xml
[...
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Limiting CPU speed in a virtual machine?
Does anyone know of a way to limit the CPU speed in a virtual machine? Or if there is even a virtualization software that allows you to do this?
I am trying to find the minimum requirements for a ...
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Virtual Machine (VirtualBox) -- How to access files from the hosting machine?
I have a PC with Windows 7 Ultimate (A) running on it. From within that OS I have VirtualBox running another Windows 7 instance (B).
Is there any way for the Windows 7 (B) to access files from ...
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VirtualBox and SSD's TRIM command support
I am aware of the huge number of posts on the internet saying that this would not work and why and I really spent days looking for the solutions months ago but I've found yesterday some tips how to "...
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Virtualbox Windows graceful shutdown of guests on host shutdown
I am trying to find a solution to gracefully shutdown any guest VMs running under VirtualBox Windows when the host computer is shut down or restarted.
It seems that the safest option would be to ...
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How to run a minimal Linux inside a running 64-bit Windows 7
On my previous Windows Vista laptop, I used to run Portable Ubuntu Remix for Windows, which is based on coLinux, like the similar andLinux. This worked fairly well with limited system resources (a ...
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Change screen resolution of Ubuntu VM in Hyper-V
Last night I was attempting to set up a Ubuntu VM on my device using Hyper-V. I had no problems with creating the VM, nor getting OS installed inside it and booted (apart from I incorrectly chose ...
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Is it possible to "virtualize" an existing PC?
I'm running Ubuntu Desktop 12.04, and I was wondering if it was possible to somehow take my whole filesystem (everything under /) and create an ISO from it. Then, perhaps, use that ISO as the file ...
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which file type to install my virtual hard disk in while installing a new machine on virtualbox?
I got some options like VHD, VMDK, HDD, and VDI
is there a file type that is most commonly used and is supported by most other virtual disk software?