VirtualBox is a free, open source virtualization program from Oracle for the x86/x86_64 architectures.

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5
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4answers
21k views

How do you enable multi-core virtualization in Windows 8 Pro?

I've just got a new Dell Vostro 470 with a quad core (8 threads) i7 3770 and I'm trying to run virtual machines on it, which works fine, except if I want to assign multiple cores to a VM. I've checked ...
0
votes
1answer
381 views

install centos on virtualbox, your partition is less than 4671mb

I am trying to install CentOS under my VirtualBox but keep on getting this error: "The following errors occured with your partition: Your / partition is less thean 4671 MB which is lower that ...
0
votes
2answers
407 views

Why Virtualbox VDI doubles the space of the VM hard disk?

I have one Xubuntu 12.10 64 bit Virtualbox VM on a Windows 7 64 bit host. It has one dynamic allocated hard disk with VDI format with maximum capacity of 20GB. If I use a command df -h in the VM I ...
2
votes
1answer
643 views

VirtualBox - can I clone a snapshot?

I have a VirtualBox VM machine and I took a few snapshots. VirtualBox works on a Window7 x64 and plays a Window7 x64 system as well. Now I would like to clone the very first snapshot but I would ...
1
vote
1answer
34 views

Virtualisation in a managed/one-app environment

So, I'm very interested in running my testing machines and servers virtually and considered vmware, VirtualBox, VirtualPC and qemu. From all those solutions, I like qemu and VirtualBox most, but both ...
20
votes
3answers
11k views

Intel VT-x disappeared after upgrading to Windows 8

I've upgraded to Windows 8 some weeks ago (MSDNAA!) and today, while I was trying to run a VM, I've noticed that VT-x is disabled. Now, Hyper-V works without problems, as I've tried emulating Win7 ...
-2
votes
2answers
199 views

Virtual machine and virus on Host [closed]

The answer should be obvious but I ask anyway. If the host is virus infected with a keylogger and you do sensitive stuff on a virtual linux client, that information is being logged by the keylogger. ...
1
vote
2answers
4k views

Ubuntu 12.10 VirtualBox Terminal

I have recently installed Virtualbox 4.2.4 and I start a Ubuntu 12.10 image (*.vdi) under Virtualbox. It starts and works fine. But weirdly I did not find any link to open a terminal(whichever ...
3
votes
2answers
1k views

Can't use VirtualBox shared folder as Apache document root

Having jumped through several hundred hoops I've finally managed to get Centos 5.8 to mount a VirtualBox shared folder (which is not read-only), which now appears at: /media/sf_sites This is a ...
18
votes
5answers
53k views

Unable to install VIrtualbox, `“Specify KERN_DIR=<directory>”` — installing Virtual Box to Debian?

I am getting this error "Makefile:181: *** Error: unable to find the sources of your current Linux kernel. Specify KERN_DIR=<directory> and run Make again. Stop." What is this error and how to ...
1
vote
2answers
318 views

How add USB device to a VirtualBox snapshot?

I need to repair 1TB HDD I was restoring it sector by sector with the Disk Genius from thr Hirens iso file ( ofcourse in VM ) for about 24 hours. Than I need to turn off the notebook so, I paused the ...
1
vote
0answers
18 views

Is it possible to share applications between the host machine and guest machine using Virtualbox? [duplicate]

Possible Duplicate: Is it possible to setup host machine browser as default guest system browser I'm running Virtualbox with a Windows 7 host machine and Ubuntu guest machine, and I'd like ...
2
votes
0answers
204 views

VirtualBox: Make a virtual machine boot from a second bootable hard disk [duplicate]

Possible Duplicate: Booting into a Virtual Machine from a physical installation I have 2 bootable hard-disks. One runs Windows 8 and the other runs Ubuntu 12.10. My primary OS would be ...
6
votes
2answers
10k views

Windows 8 Screen Resolution in VirtualBox [duplicate]

Possible Duplicate: How to add a display mode to a VirtualBox VM? I am using VirtualBox to run windows 8 while I test it out. All of my other virtual machines (i.e. Windows XP a Ubuntu) ...
1
vote
1answer
224 views

Inverted Text on Internet Explorer 10 Under VirtualBox

I'm having some intermittent problems with the text changing colour on IE10 running on Win8 under VirtualBox 4.1.12 on my Ubuntu 12.04 Machine. Is this a problem with VirtualBox or IE10? I'd be ...
4
votes
2answers
2k views

VirtualBox crashing with Windows 8 guest & Guest Additions

I'm trying to install the Guest Additions for Windows 8 x64 running in VirtualBox 4.2.4 OSE on a Linux x64 host. The Guest Additions installer will, every time, crash the entire VM, bringing it ...
1
vote
1answer
377 views

Virtual Box start from dual boot systme

So for a long time now, I've been running Linux on a dual boot system with Windows 7. I don't run Windows very often, however it happens enough now that I started looking at alternatives to reboots. ...
0
votes
1answer
1k views

How to find out the ip address of bridge network in VirtualBox in headless mode?

I have started virtualmachine using virtualbox in a remote machine (Cent OS) in headless mode with bridgenetwork settings. I have attached a hard disk which already has ubuntu 11.10 installed on it ? ...
10
votes
2answers
43k views

mount gives unknown filesystem type 'vboxsf'

I'm getting an error message mount: unknown filesystem type 'vboxsf' when trying to mount a shared folder on my guest Ubuntu machine. I have a Windows 7 machine running 4.1.22V Oracle VM VirtualBox. ...
-2
votes
2answers
2k views

Where to find the Windows 8 ISO? [closed]

I'm on OSX and I've bought Windows 8. I'd like to run it in VirtualBox. I can't seem to find an ISO to download. Do you know where I could find it? (Or is there some other way to set up a vm?)
0
votes
1answer
84 views

VirtualBox shared folders, how to automount with commandline

any ideas on subject? it seems that only Virtualbox manager do rihtfully connect of shared folders but that is not the case for commandline vm launch in linux.
-2
votes
1answer
9k views

Error code 0xc0000260 while starting Windows 8 in VirtualBox [duplicate]

Possible Duplicate: Error 0xc0000260 when installing Windows 8 Consumer Preview on an old laptop While installing Windows 8 on VirtualBox I got a strange error in the final step. ...
2
votes
0answers
364 views

MacOS host microphone not working on WindowsXP guest VirtualBox

I need my guest Windows XP to work with the host MacOS's microphone. It all seems to be configured properly, but no audio is captured by XP. Why is that? System Configuration: Host: MacOS 10.7.4 ...
3
votes
1answer
2k views

VirtualBox Issue: virtualbox changed my Computer Name's ip address in Windows

I had installed virtualbox 4.2.2 in Windows 7. My Computer Name is: MY-PC My IP address (using ipconfig /all command) is: 192.168.1.101 My IP is dynamic and I set DNS to google dns (8.8.8.8) When I ...
40
votes
9answers
103k views

How can I get Windows 8 and VirtualBox to use my full screen?

I'm running the enterprise evaluation (Build 9200) of Win8 and VirtualBox 4.2.4 r81684 and my actual display is 1920x1200. When I use the host-F key to enter full screen mode, the best I can configure ...
2
votes
1answer
201 views

How to access an SSD drive from a virtual machine?

I'm using Xubuntu as the host OS and I've installed VirtualBox from the repositories. So I created a Windows XP 64 bit VM in VirtualBox, but I can't make it see the SSD device, which can be seen from ...
17
votes
2answers
30k views

Use physical harddisk in Virtual Box

Using Virtual Box, how can I install an OS to a secondary, physical disk, and boot it in both (at separate times) Virtual Box, and as a typical secondary OS install?
0
votes
1answer
2k views

Why is bidirectional copy/paste erring?

I am trying to allow for bidirectional copy/pasting between my host MacOS Lion machine and my virtual Ubuntu Unity machine within Virtual box. Hence, I specified Settings => Advanced => Shared ...
1
vote
0answers
6k views

VirtualBox FATAL: INT18: BOOT FAILURE

I have just took a back up of my windows PC, in the backup folder I can see a VHD file, I thought to run this with VirtualBox, but I the boot failure message. I suspect there is not boot information ...
-1
votes
3answers
3k views

Does Windows 8 work well with Oracle Virtualbox?

In particular, I have Ubuntu running on a Virtualbox VM. I want to know if it will still work if I upgrade my Windows 7 host computer to Windows 8. In addition to still running Ubuntu properly, I ...
2
votes
2answers
8k views

How can I tunnel an entire Virtual Machine through Tor?

I have a VM which I want to allow to access the internet only through Tor. I'm using VirtualBox on OS X 10.8. Thanks!
3
votes
2answers
847 views

Running VM makes audio playback stutter

I'm currently running a VM using Virtualbox. The VM is Windows 2003 on a Windows 7 host. I'm currently performing Windows updates on the VM and it's interrupting the audio on the host (and the mouse ...
1
vote
2answers
480 views

Cant network Fedora17 on VirtualBox with Host Windows7

I just installed Fedora 17 on my virtual Box. My host PC is a Windows 7 machine and connects to the internet Wirelessly. Could anyone tell me what network configurations should I use on my virtual ...
3
votes
1answer
3k views

Linux Teamviewer, Windows in VirtualBox: keyboard only passes alphanumerics

From Teamviewer on XP (remote) to Teamviewer on Fedora 17 with XP or Win7 VMs, can't pass any keys except alphanumerics ([a-zA-Z0-9]) to Windows. This has persisted thru 3 Fedora releases and 3 or 4 ...
2
votes
0answers
533 views

Keyboard Issue with Synergy, Oracle Virtual Box & Linux Hosts

I'm getting weird behavior using synergy with Oracle Virtual Box VM over Linux Ubuntu systems. My setup has A Ubuntu Linux 11.04 (synergy server) with US International keyboard layout ...
2
votes
1answer
683 views

Unable to bridge network connection to any hypervisor

I have a Virtual-PC hard drive that I need to run with bridged networking so that it gets an IP address on the same network the host OS is running on. However, on this particular computer, I am ...
0
votes
0answers
72 views

Backup VirtualBox

I want to backup a shutdown VirtualBox VM. When I export it as appliance in ova-format, are snapshots included then? Is it possible to go back to an older snapshot? Is there a better way to make ...
2
votes
2answers
4k views

Accesing internet with Host-Only network VirtualBox

I have two VMs in my VirtualBox. Both are FreeBSD and should communicate between each other. I have created network with DHCP enabled and set like this: Server Address 10.10.10.1 Server Mask ...
1
vote
1answer
2k views

Virtualbox issue: how to use static ip in linux guest with windows host using dynamic ip?

I'm using windows 7 as host OS, then I installed linux mint debian as guest OS. My Windows 7 is using dynamic ip. Here is the setting: ip: 192.168.1.101 mask: 255.255.255.0 gateway: 192.168.1.1 ...
4
votes
2answers
2k views

Error sysprepping Windows 8 Enterprise 90-day trial

I am using the Windows 8 Enterprise 90-day trial to evaluate the latest version of Windows for a private school. The way I work is that I use sysprep to prepare an generalized image, then I clone it ...
4
votes
1answer
748 views

Get Illegal Instruction error when booting Linux in VirtualBox, works fine when booted directly

I have a computer on which I am dual booting Windows 7 and Gentoo Linux (both 64-bit). I want to be able to load up my Linux installation in a VM while I am booted into Windows. I have installed ...
0
votes
3answers
9k views

Migrating from VMware to VirtualBox using ovftool.exe

I want to move my existing VMware virtual machine to the VirtualBox. I do as described in https://blogs.oracle.com/fatbloke/entry/moving_a_vmware_vm_to I'm trying to export my VMware virtual machine ...
1
vote
1answer
1k views

Can Virtualbox be configured to split a Virtual Disk Image in chunks smaller than 2 GB?

Background: I want to keep my virtual machine synced across different computers using Dropbox. It currently uses an 8 GB, dynamically allocated virtual disk image. I haven't tested this extensively, ...
1
vote
1answer
55 views

Testing backup solutions in virtual machine

I have Linux Mint. I want to test backup solutions inside virtual machine (dd, rsync, clonezilla, etc). The 2 questions are: is it safe to do this (especially dd)? does it have sense? I think ...
1
vote
3answers
1k views

Copied a VM to a new machine and it doesn't work

I'm very new to Virtual Machine concepts. I copied a VM that is working on a machine to an another machine, and I wasn't able to start the copied version. When I tried to open it up, I get this ...
0
votes
0answers
85 views

Why can I not view my files in external HDD?

I have a desktop computer with windows7 64b and a virtual machine with windows XP 32b, sometimes I need to get into the virtual machine and use my external HDD in order to use some files, evertything ...
5
votes
1answer
672 views

How to make VirtualBox window fit inside container?

I'm trying to get the OS Window to fit the VirtualBox container, but I've tried every option under the View menu to no avail. This is ridiculous. Please help!
0
votes
1answer
68 views

Is it possible to invoke a host operating system's command line from a guest operating system?

If I were running a Windows 7 virtual machine on an Ubuntu host, would it be possible to invoke the Ubuntu command line from Windows? I'd like to run the command "firefox http://facebook.com" from ...
0
votes
1answer
572 views

MySQL database only allow root access from 2 machines?

I have a VM in VirtualBox running a Ubuntu 64-bit server that I want to use as a test/local server. I have mysql installed in the VM and am managing it using MySQL Workbench installed on my host ...
-1
votes
1answer
232 views

Vagrant VirtualBox - Can I be hacked? [closed]

Have a VirtualBox set up with Vagrant and Ubuntu 12.04.1 LTS. Simply, can I be hacked? Do I have security concerns of my virtual server being detected? My normal OS is Windows 7, if that matters.