An x86 virtualization software package developed by Oracle (which bought Sun, which bought Innotek).

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1k views

WebGL support on VirtualBox guest

I've managed to install a Debian 7.3 as guest on virtualbox 4.3.6 VM with guest additions, and I'm not able to make work webGL. While I'm able to see openGL working (tried with glxinfo and glxgears ...
3
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123 views

Can't connect to Virtualbox VM's static IP which is in a different subnet from the hosts's IP, but statically routed to the host HW addr

I have a physical server running Ubuntu Trusty (14.04) at a data centre where they assigned one IP address, as well as a /28 block (16 IP addresses, 14 usable) from a different subnet. They said that ...
3
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212 views

Does ZFS for Linux over stress VirtualBox?

I've been using MD raid + LVM for many years, but recently decided to take a look at ZFS. In order to try it, I created a VirtualBox VM with a similar layout to my main server - 7 'SATA' drives or ...
3
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654 views

VirtualBox guest machine as a nginx host

I have VirtualBox 4.3.12 with Fedora 20 and nginx 1.4.7 installed. Machine has Bridged Network interface and pings can be done both ways: from host machine (Windows 7) using ping 192.168.0.15 ...
3
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234 views

Why doesn't ufw enforce firewall rules for traffic coming from Virtualbox VM

I've been running Linux Mint 17 on my laptop for a while and thought I had it locked down to not allow any incoming traffic through "Firewall Configuration" (ufw GUI)—I have also validated this from ...
3
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6k views

vboxpci: IOMMU not found (not registered)

I'm running Arch with 3.6.10 kernel, When vboxpci module is loaded, it tells me vboxpci: IOMMU not found (not registered), But I checked my kernel config, I have the INTEL_IOMMU set already (I uses ...
3
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299 views

Increasing serial baud rate within Ubuntu under VirtualBox

I'm debugging a kernel module under VirtualBox with a guest and host OS as Ubuntu 10.10. I'm using the virtualbox serial port but I'm maxing out at the baudrate 115200. My grub config looks like ...
2
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210 views

Virtualbox and GPU Pass-trough: Device with host PCI address already attached to this VM

I have server with several GPUs. My idea is to attach them to different VMs in order to use that VMs in CUDA (or OpenCL) calculations. My setup: CPU: Intel Xeon E5-2670 GPUs: 1 x Radeon HD 7970 ...
2
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46 views

xfce4-screenshooter creates something invalid in clipboard when taking screenshot

I installed xfce4-screenshooter-plugin on my xfce VirtualBox Debian 8 and. with use of xfce4-screenshooter --help I bound PrScr and Ctrl + PrScr to capture full screen and active window screenshots ...
2
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406 views

How to get the VPN icon in Kali 2.0 (gnome) as root?

I have trouble getting the VPN status icon into the top bar for Kali 2.0 (gnome). Installation I recently installed latest kali 2.0 (in a VirtualBox from kali-linux-2.0-amd64.iso). I checked the ...
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2k views

“xrandr: Failed to get size of gamma for output default” for Guest CENTOS 6.6, HOST OS Windows 7 enterprise

I am getting the following errors: xrandr: Failed to get size of gamma for output default Screen 0: minimum 640 x 480, current 1024 x 768, maximum 1024 x 768 default connected 1024x768+0+0 0mm ...
2
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176 views

How to update ip in hosts file automatically from a VirtualBox guest?

I have a VirtualBox guest running Debian with Bridged Adapter. The host is running on Windows 8. I would like to connect from the host to the guest through a specific port. I came up with the ...
2
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0answers
58 views

Automate a gratuitous ARP every x seconds

There may be another issue here, so any other questions or comments are welcome. I have a CentOS 6.6 VM running under VirtualBox. It is connected to a GNS3 topology using a UDPTunnel. Everything ...
2
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135 views

Can I exclude some key bindings in VirtualBox?

I am running Ubuntu 14.10 as my host system. Then I have Virtualbox with Windows 8.1 as guest OS. I am using workspaces in Ubuntu and I want to run Virtualbox in fullscreen in one workspace and at the ...
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342 views

Virtualbox guest responding really slow over SSH, VBoxHeadLess stuck in 99.9% system time

I've been using Vagrant/virtualbox on a relatively new laptop with decent specs (16GB memory, Intel i7 4710HQ cpu, dual m-sata SSD). So far, with every guest I run, I encounter really high latency, ...
2
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38 views

guest owns NIC, host and other guests access via NAT

OK, this is a bit complicated. On my host OS, when Guest1 is running, I want any incoming connections to go to guest1. So from the outside the system looks like guest1. But I still need to access ...
2
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67 views

Linux Apache VM Port Issue

I have a RHEL VirtualBox VM in bridged mode so it can be accessed from the LAN. RHEL hosts an HTTPD server configured to listen on ports 80, 8080 and 8181. netstat -an | grep :8 confirms that port 80, ...
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76 views

Keyboard error in Fedora 20 (virtualbox)

When I press the ALT key it also presses the CTRL key in the guest machine (Fedora 20). This prevents me from typing [ ] { } ~ ... and so forth. My current workaround is: After I press ALT I press ...
2
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165 views

Configuring default static routes with RIPv2

I am currently working on an assignment managing a smaller virtual network with virtual box and tiny core Linux. (Using quagga) I am supposed to let RIP handle the default routing, though I cannot ...
2
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383 views

DNS works half of the time in Oracle VirtualBox and I can't even maintain /etc/hosts file

I have installed three Linuxes on same laptop and same VirtualBox and this is my success ratio with DNS: HortonWorks & CentOS. Worked for 5 minutes and never after that again. VM image ...
2
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0answers
417 views

Debian 64-bit sees less than 4GB of RAM

I have a Debian wheezy (7.4) amd64 virtual machine running under VirtualBox 4.3.10 on a Win7 x64 host with AMD A10-5700 processor. The virtual machine is configured with 16GB of memory (the host has ...
2
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154 views

sharing folders in virtual box

I'm trying to run a Linux Mint guest inside a Linux Mint host(both 64-bit). I've installed Guest Additions etc. But I'm not able to access the shared folder. sudo mount -t vboxsf kernel ...
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292 views

Startx Segmentation fault error after installing VirtualGuest Additions for Virtualbox

I have been using my backtrack version 5 on the Virtualbox for some time now but I had a resolution problem and after searching found out I better install VirtualGuest additions. However after ...
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409 views

After installing VirtualBox to Fedora 17 the system won't boot (NVidia drivers)

My luck I had couple of older kernels, which work. The new kernel, probably somehow patched by VirtualBox fails to load. What fails is X-server, when it tries to start, here's the log: [ 14.284] ...
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2k views

Using a bridge, an LXC container can't ping router, but the host OS can

I've got a virtual machine running under virtualbox, and in that virtual machine I've got an LXC container I'm trying to bridge to virtualbox's NAT interface: ------------- ----------- ...
2
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1k views

Error: invalid arch independent ELF magic, while loading a VirtualBox machine with Ubuntu Tinyos

I've created a virtual machine with Ubuntu (having TinyOS). The problem arises when I start the machine. I immediately get a black screen with written: GRUB loading. error: invalid arch independent ...
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408 views

How to manage 2 vm using upstart?

I use an upstart script to monitor a vm and respawn it when it gets killed. I would like to simulate a failover by doing the following. Create a clone of the VM1 say VM2. When either of them is ...
2
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632 views

VirtualBox with aMule - How to configure network, port forwarding… properly?

for security reasons I am running aMule inside VirtualBox. Guest and Host systems are Linux (to be more specific Arch 64 distro) Host system has public ip directly connected to internet (no router) ...
2
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0answers
152 views

VirtualBox appliance import locks up system

I have a Windows Vista x64 appliance that I am trying to import into the Open Source Edition of VirtualBox on Linux Mint 11 x86-64. The ovf file is 21.3 GB in size. The problem I am having is that ...
2
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1k views

TP-Link WN321G USB wlan in VirtualBox Ubuntu guest

I am trying wifi usb stick tp-link wn321g @ ubuntu 11.04 (in virtualbox), so far I was able to scan the air, connect to a wpa2 network and do some basic information gathering using airodump-ng Now ...
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329 views

VirtualBox bug[?] when Chainloading Grub2

Regarding this: How to install Fedora&Ubuntu with encrypted VG's on one disk? So booted into Ubuntu..and I run this script: #!/bin/bash # show the bootlist of grub when booting pc sed ...
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9 views

How to make an iproute2 bridge setup permanent?

I've set up an archlinux inside a Oracle Virtual Box. To be able to reach the VM from the LAN I have added a bridge adapter and configured the guest system following the instructions from the Arch ...
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0answers
24 views

Debian 8 Jessie virtualbox vdi disk-image mount

I need to mount virtualbox dynamic vdi image on Debian 8 system. There is 2 ways to solve this task: To use vdfuse. But it was removed from D8 repo, though it exists for D7 wheezy and I use it on ...
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0answers
13 views

How can I figure out why an HID unikey device is not being recognized by the software needing it?

I have a custom built CentOS machine. For those of you who know Vagrant, the image is at https://atlas.hashicorp.com/puppetlabs/boxes/centos-7.2-64-puppet. When I connect an HID Unikey device to this ...
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0answers
32 views

Static ip for Virtualbox using bridge connection

I need to use the remoteapp on Ubuntu 14.04 using virtualbox running Win7. But the real problem is I can only access the remoteapp when connected to a wlan or eth using bridge network. Otherwise it ...
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0answers
38 views

NFS over TCP not available from (My server ip) - network is unreachable & permission denied

I am trying to boot linux mint from a server I set up in virtualbox. Server is running in linux mint, and the client that I'm testing on (also virtualbox) is disk-less and booting over network. After ...
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17 views

Virtualbox Guest Additions packages?

As I move to look at virtualbox for the small/medium business where I've used vmware previously, I'm interested in a proper kickstart for my RHEL5/6/7 hosts. I'm used to using proper vmware guest ...
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37 views

VirtualBox linked clones - does updating parent automatically update children?

I have tried linked clones, immutable, multiattach everything but I am not sure if I am doing something wrong. I have the following scenario - (parent) - base install, updates as of Monday (child ...
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0answers
43 views

TL-WN722N blocking processes on Kali Linux 2.0

today I'm looking for some serious help with getting my TP-Link TL-WN722N to work on my Kali Linux 2.0 VM. Just for some background, I'm running Kali Linux 2 within my Mac OS (Yosemite) using ...
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0answers
39 views

SSH installation error in Ubuntu running within VirtualBox

New to VirtualBox and VM, I am running Ubuntu with 14.04 on latest VirtualBox. I have 2 network adapters: Host-only NAT I run the following command to install SSH: $ sudo apt-get install ...
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0answers
27 views

What is the proper way to create a VirtualBox image using NanoBSD?

Based on instructions at https://www.freebsd.org/doc/en/articles/nanobsd/howto.html, I am trying to construct a VirtualBox format hard drive file with an image generated by NanoBSD. When the VM is ...
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0answers
21 views

Ubuntu Server x64 - VirtualBox - GRUB

I using Ubuntu Server 15.10/amd64 and when installation on VirtualBox begins to end I saw message "failed to install GRUB record". And when I tried run the system without GRUB it's showed up black ...
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42 views

How can I view my Hard drive's content with a different user other than root. I keep getting permission denied

I can view the content of my hard drive mounted onto virtual box where i'm running oracle Linux using the root user, but i can't view it with other users. It appears the other users I'm using belong ...
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70 views

Purge PHPVirtualbox to start over - has persistent settings/files somewhere

So I am diagnosing an error in PhpVirtualBox related to the console. My Vbox starts and gets to login screen then when I try to console in I get Disconnect reason: E: TCP: SECURITY_ERROR Error #2048 ...
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28 views

How to connect to a Headless Running VM

I started a VM using the Headless option. This has always worked fine. Then the system comes up I'm able to connect to it via rdp with no problems. At present it's stuck on the startup where it's ...
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0answers
512 views

Debian Jessie 8.2 aborts with an Application Error in VirtualBox

I recently installed Debian Jessie 8.2 using dvd-1 (that is debian-8.2.0-amd64-DVD-1.iso) on VirtualBox version 4.3.22 with gdm3 as the display manager and GNOME as the desktop environment. My host OS ...
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0answers
28 views

Can't access host-only network when on two interfaces

I'm trying to use a host-only connection with my VirtualBox VM. My VM is set up and can ping the host (192.168.56.1) on vboxnet0. If I disconnect the host from my local network (internet access) I ...
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189 views

Using raw physical hard disk in virtual machine, with smart capability and true model number seen

Is it possible to add an entire physical hard disk to a VM, and inside the VM see the hard disk for what it truly is? In VMware Workstation 11.1, if I add a hard disk choosing SCSI, with "Use a ...
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26 views

Booting the already installed Ubuntu 14 from the VirtualBox installed in Windows 7

Like the Titles says, i was wondering if there is any way to start ubuntu System in VirtualBox from Windows 7 which is already installed on harddisk
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47 views

Tiny Login Window for Mint Linux inside virtual box

I am running a virtual box 4.3 under Mac OS on a MacBook Air. I just installed a fresh copy of Mint Linux (Cinnamon 17.2). The installation went without a problem but upon restart the login window was ...