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

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1answer
289 views

Vagrant virtual machine automatically halting when laptop is put to sleep

I’m using a Vagrant box (running in VirtualBox) I got from a third party and it always automatically shuts down when I put my MacBook Pro to sleep. When I wake up my laptop I need to run vagrant up to ...
0
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0answers
32 views

Virtualbox switch from SATA to SCSI

I am trying to switch from using a SATA controller to using a SCSI controller (Porting VM to vSphere, no SATA support :( ) I removed the SATA controller, adding the SCSI controller, and connecting ...
2
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5answers
8k views

Mouse disappear in VirtualBox

I am using latest version of VirtualBox (VirtualBox 4.3.6 for Windows hosts) and after installing any OS and clicking inside of it mouse disappear. It is not visible until I press right CRTL. Anyone ...
0
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0answers
65 views

Windows 10 virtual machine disappears in seamless mode in Arch Linux

I have Arch Linux (64-bit) and I installed 32-bit Windows 10 in VirtualBox. Everything seems to work fine—fullscreen, scaled, etc…—except for seamless mode. When I activate seamless mode, the virtual ...
0
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1answer
92 views

Windows 10 technical Preview Key Not Working

I am trying to install Windows 10 technical preview on VirtualBox and it requires a product key. I used the default key NKJFK-GPHP7-G8C3J-P6JXR-HQRJR. It says it could not be verified. Any ideas? ...
31
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6answers
34k views

Increasing disk space on VirtualBox

Is there an easy way to increase virtual hard disk space on VirtualBox?
0
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0answers
58 views

Kali Linux Unable To Boot; Booting Kernel Failed Invalid Argument

I am trying to install Kali Linux on VirtualBox. After going to the Boot Menu when I press install or graphical install it goes to a screen and in the bottom says Booting Kernel Failed : Invalid ...
1
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0answers
1k views

VT-x is Enabled, but is not operational ? Winows 8 unable to run 64-bit virtual machine

Vt-x is Enabled in Bios and it shows working in Intel Processor identification utility. but I'm not able to run 64-bit Guest OS on both VirtualBox & VMware Workstation. Virtual Box says ...
0
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0answers
21 views

VirtualBox only creates new virtual hard disk when there is enough space on 'C' drive

There are >200GB free on my 'F' drive but it failed to create a fixed-size VHD with size = 200GB. Failed to create the hard disk storage C:\Users\abc\VirtualBox VMs\OSOS\OSOS.vhd. Could not ...
0
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0answers
229 views

Increase resolution to 4K in VMware or Virtualbox

I Have a laptop with 4K (3860x2160) Display , But here is a lot of dumba$$ problems.A lot of software's is not compatible with 4k resolution. Also VMware Workstation and VirtualBox doesn't support 4K ...
0
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1answer
30 views

How to reliably set up communication between the VirtualBox guest OS and host OS?

I have a VirtualBox (Windows 8 guest on a Windows 8 host) with NAT networking set up. I would like to set up the guest system to emit Growl messages that would be picked up by a service on the host. ...
0
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0answers
19 views

vagrant up from file schema is failed

I created vagrant box and put to windows file server. I do vagrant init and up.But vagrant up failed on windows command line bellow. Why failed? Vagrant do not deal with file url schema? ...
0
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0answers
24 views

Oracle VM VirtualBox Win 7 Data Recovery

So I'm running Oracle VM VirtualBox with a Build of Windows 7 Ultimate, and the virtual guest OS just crashed out of no where, and won't allow me to access my windows guest os. I wanted to know if ...
0
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0answers
31 views

VM crashing on installation in VirtualBox

Installing Ubuntu 12.04 server amd64 on VirtualBox 4.3.26 on OSX 10.10 I select the language then select the default install option, and, after a split second of text scrolling by, the whole VM ...
83
votes
3answers
66k views

How to compact VirtualBox's VDI file size?

I've a VirtualBox VM which configured a very large hard disk size (bigger than host). By my mistake, a program on the VM generated lots of log files and the VDI file size keeps growing until there is ...
1
vote
2answers
108 views

Cannot resize screen for Ubuntu VM in VirtualBox

I installed Ubuntu 14.04 LTS amd64 desktop on VirtualBox 4.3.26 which is running on OSX10.10 (amd64) and the only option for screen resolution is 640x480. This resolution is found under the System ...
0
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0answers
35 views

Error installing Ubuntu on VirtualBox

I'm trying to install Ubuntu 14.04.2 (x86 and amd64, both fail) on VirtualBox 14.3.26 on OSX 10.10 and I'm getting the following error: [ 0.000000] Fast TSC calibration failed.] Strangely, I was ...
0
votes
1answer
28 views

How to zero out unused space on UFS filesystem?

I have a FreeBSD system installed in VirtualBox and i want to compact its vdi. AFAIK, before doing this i need to fill unused space with zeros so VirtualBox can shrink it. On Windows there is sdelete ...
22
votes
3answers
25k views

Installed minimal CentOS 6.4 in VirtualBox but have no internet?

I just started using the VirtualBox, but I don't seem to have any internet on the CentOS when I type yum update. Is there a solution to my problem? (it could possibly be a problem with misconfigured ...
0
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0answers
30 views

Can I recover files from a corrupt VirtualBox vhi file from a linux host?

I am running Fedora 21, with a Windows 7 guest running under VirtualBox. One of the data drives is going bad, according to smartctl - /var/log/messages/ has a number of messages along the lines of: ...
0
votes
1answer
37 views

Boot from Windows recovery image in VirtualBox

I moved from Windows 8.1 to openSUSE a while ago. Before doing so I made a full system backup image using the native Windows utility for it. Ultimately it created, amongst other things, 3 vhdx files ...
1
vote
1answer
57 views

No Mouse-Up for Chrome on Ubuntu VM; other apps fine

TLDR: I have an Ubuntu VM with the latest VirtualBox, and guest additions, and Chrome (installed from APT: google-chrome-stable). Mouse integration seems broken; I can't move tabs around, nor get any ...
4
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0answers
174 views

Cannot reliably automate xrandr settings in Debian 7 on VirtualBox

Although there are several existing questions on the matter (from which the most helpful answer is this) and various threads on other forums, I cannot reliably set my xrandr settings in Debian 7 on ...
0
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0answers
12 views

How to get the entire log of a virtual machine where i am booting unix

To be very clear i want to read the console of a oracle virtual machine where unix environment is booting up. I have an *.ova file. I have imported it through VM . then after doing some settings i ...
0
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0answers
13 views

Keyboard layout messed up in Linux Mint 12

I have a guest Linux Mint running in Virtual Box (this is an official VM for IGEP development: http://labs.isee.biz/index.php/IGEP_SDK_Virtual_Machine). For whatever reason half of my keyboard ...
1
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2answers
64 views

Is there a way to create something like a symbolic link from a folder on a Windows machine to a directory on a Linux one?

I have a program that runs on a Windows VirtualBox VM, a and stores data in a specific folder. I would like to work up something like a symbolic link from this folder to a directory on a Linux server, ...
7
votes
2answers
2k views

How to fix extremely slow Virtualbox network download speed?

I'm using an Ubuntu 12.04 VM (hashicorp/precise32) via Vagrant/Virtualbox. It seems to have an exremely slow download speed compared to my host system. This is what I get with the host system (OSX) ...
0
votes
1answer
22 views

Showing the output of a named pipe from VirtualBox

I created a named pipe in VirtualBox, and I found some pages explaining how to read it's output using Putty, but I don't want to use that. Since Putty is just a frontend to ssh (right?), I would ...
51
votes
5answers
54k views

Can you run one virtual machine inside another?

Is it possible to, say, run VirtualBox on Windows 7 with a Linux guest, and inside that Linux machine run Bochs? The reason is that I'm interested in starting OS development, and I've found that all ...
0
votes
0answers
19 views

Call web application on Windows Server running inside VM from Host

I have been given a laptop. Inside this laptop I have a VirtualBox VM running Windows Server 2008. On this Virtual Server I have several sites and databases set up. I created this image to make the ...
0
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0answers
41 views

Enable multicast between server/client application

I have a VirtualBox VM running openSuse and an application that is meant to multicast data. I also have an application that is on the same machine running on Windows 7 that is meant to receive the ...
0
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0answers
58 views

vagrant vbguest plugin installation failure

I'm trying to setup a vagrant system for rails development following the instructions here https://gorails.com/guides/using-vagrant-for-rails-development. After installing the two plugins, vagrant ...
0
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2answers
4k views

VT-x/AMD-V hardware acceleration is not available

I have a dell inspiron 1525 note book with Win7. I am trying to install Win8 on Virtualbox. But I am getting the error: VT-x/AMD-V hardware acceleration is not available on your system. Certain ...
0
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0answers
51 views

The big log file.What this?

I have a lot of kern.log file. And size of 10GB+ but, in file text all to AMD-Vi : Event logged [IO_PAGE_FAULT device=01:00.0 domain=0x0014 address=0x0000000000001000 flags=0x0000] Note : ...
3
votes
3answers
5k views

Viewing Xubuntu desktop in full screen under Virtualbox on Windows 8

I have Virtualbox 4.3.12 installed on Windows 8. I have installed XUbuntu 14.04 as guest OS under Virtualbox. It runs fine. However, I faced some issues: How to share files between the host and ...
0
votes
1answer
26 views

Networking not working on Packer created Ubuntu VirtualBox VM

I'm trying to build a VirtualBox Ubuntu VM using Packer. My image was successfully created and I configured it to use my Wi-Fi (Mac OS X AirPort) interface for bridged networking. However, after ...
3
votes
3answers
7k views

Unrecoverable system error when try to install Kali Linux on VirtualBox running on Windows 7

Downloaded kali-linux-1.0.2-i386.torrent and mounted ISO on a virtual drive. Followed directions on http://docs.kali.org/installation/kali-linux-hard-disk-install to install Kali on VirtualBox ...
-1
votes
1answer
56 views

Can I run a 32-bit Win7 virtual machine from 64-bit Win8

I am completely unfamiliar with virtual machines. I would appreciate guidance on (a) can I do this and (b) should I do this? We were aiming to deploy a solution on Win8. We now realise that one of ...
0
votes
1answer
138 views

Installing laravel and homestead on windows 8

For the past few days I have been having a few problems trying to install laravel. I've finally made some bit of progress today when I figured out that I need to have vt-x enabled but I'm still having ...
4
votes
2answers
25k views

How can I clone a hard drive directly to a vdi image

I would like to make a VirtualBox .vdi image out of my hard drive. I've found howto's online that describe doing this by first usind DD to create a .raw image, then using VBoxManage to convert the ...
1
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0answers
83 views

CoreOS on VirtualBox only works with one adapter at a time

I'm trying to learn more about CoreOS. (I'm not using Vagrant, just plain-old VirtualBox.) So I created a disk using coreos-install. Unfortunately, I can't find my original cloud-config.yaml file, but ...
0
votes
0answers
17 views

Oracle Virtual Box: No option for 64bit vm's [duplicate]

I've installed virtual box on my pc and I want to use 64 bit operating systems inside my vm. Unfortunatly I can only create 32 bit vms (the 64 option is missing completly). I know it should be there ...
0
votes
0answers
12 views

How to check if a VirtualBox vm has been shutdown properly?

Assuming the host system crashed (hardware failure), how would would one find out which vms were running and crashed (and are now in an unclean state)? VMware Workstation has a clean flag, so ...
1
vote
0answers
57 views

Setting up our existing Vagrant / VirtualBox instance to use VPN when not in the office

I'm currently trying to edit our existing Vagrant / VirtualBox image so that when users aren't within our office network they connect through their OpenVPN connection on the host computer. After ...
0
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0answers
13 views

Virtualbox, Warpdrivepercentage: Is the same possible with VMWare?

Virtualbox has a function to slow down a VM. Called "WarpDrivePercentage". Question: Is the same pssible with VMWare Workstation?
0
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2answers
65 views

can't ping from mac host to windows guest in virtual box

I am trying to ping to the windows 7 guest in virtual machine from mac host. but I get below message ping: sendto: No route to host Request timeout for icmp_seq 5 I set bridged-network in network ...
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votes
1answer
22 views

Does changing external hdd drive will boost performance boost on xubuntu (virtualbox)? [closed]

Now I'm using Toshiba external drive (USB 2.0) - http://www.amazon.com/Toshiba-Portable-External-Drive-HDDR250E03X/sim/B0013FSKSA/2 I'm wonder if changing this drive to something new, USB 3.0 (maybe ...
0
votes
0answers
36 views

Share headset between host and VirtualBox guest

I have a Logitech USB Headset, and I can't get both my host (Ubuntu 14.04) and my VirtualBox guest (Windows 7) to use it at the same time. If I assign the headset to the guest using VirtualBox's USB ...
0
votes
0answers
52 views

How to convert vmware OS X Yosemite virtual machine to virtualbox?

First I've done vmx to ova : ./ovftool --acceptAllEulas /Users/madzohan/Documents/Virtual\ Machines.localized/OS\ X\ Fuse.vmwarevm/OS\ X\ Fuse.vmx /Users/madzohan/Documents/VirtualBox\ ...
0
votes
1answer
13 views

Is there a way to set the number of inodes in VirtualBox when creating a VDI?

Using VirtualBox 4.3.26 in a Windows 7 host to create Ubuntu 14.04 guest. One of my main reasons to do so is process large numbers of small files, taking advantage of a SSD drive on the host. I was ...