1
vote
1answer
21 views

Resize of VirtualBox Screen?

I've recently installed the Guest Additions CD on my windows VirtualBox running Ubuntu 14.04. It was working great for a while - screen resized automatically, etc. However, when I turned off my host ...
1
vote
1answer
66 views

resize root volume with lvextend insufficent space error

My root partition is running out of space, so I'm trying to extend/resize it. Filesystem Size Used Avail Use% Mounted on /dev/mapper/u64-root 19G 18G 823M 96% / none ...
0
votes
0answers
56 views

PHP running under “www-data” user

In PHP if I run get_curret_user() it prints www-data. This makes it impossible for me to use this function in order to test a FTP password from input. Is there any way to make PHP run under the ...
0
votes
0answers
44 views

Issue in ubuntu disk size (vitualbox image)

I am having an issue while increasing the disk size for Ubuntu where I see that pvdisplay doesn't show all the partition, and only show /dev/sda5. Also Ubuntu disk size is 52.4 GB, but the disk is ...
0
votes
0answers
317 views

Xlib error “extension ”GLX“ missing on display” on VirtualBox guest OS

I have a remote build-machine with Jenkins and I'm trying to run GUI application. In Jenkins I installed Xvnc plugin, which uses TightVNC Server, but each build has failed. Earlier, there was a ...
0
votes
1answer
243 views

Accessing file from the Windows host in a VirtualBox virtual machine

I am running Ubuntu 14.04 as the guest operating system in a VirtualBox virtual machine. The host runs Windows 8 (24GB). I want to access a folder of the host inside the guest. Since the source is ...
0
votes
0answers
247 views

virtualbox mail server postfix+dovecot

I'm setting up a mail server(ubuntu14.4 serverX64) for development/testing purposes (using virtualBox bridged-mode) and I just finished this tutorial and everything seams to work. Now I'm not able ...
0
votes
2answers
136 views

How to achieve higher display resolution for Ubuntu under VirtualBox?

In this setup, Ubuntu under VM only achieves low resolution at 640 * 480 while host is 1920 * 1024. How to, (I believe is to configure X server), achieve higher resolution? I have set in VirtualBox ...
0
votes
2answers
921 views

Ubuntu under VirtualBox 4.3.12 r93733 run slow on Windows7 with AVG free 2011

Ubuntu VM speed is subjectively 5 to 10 times slow. Tried setting CPU number, PIIX3/ICH9, Display 3D acceleration. Still slow. Any pointers appreciated. VirtualBox installed with all default setting. ...
1
vote
1answer
3k views

How to use Wireless Network in Virtualbox?

I'm trying to enable Wireless on VirtualBox in my Ubuntu 14.04. I use a Kali Linux as the guest OS, but this OS not show the wi-fi when I connect it. After starting the guest OS, it still does not ...
1
vote
2answers
1k views

Trying to SSH to local VM Ubuntu with putty

I have found similar questions in my searches here, but most of the answers are way above me at the moment, so here goes. I have set up a VM of Ubuntu server, have installed OpenSSH, and am now ...
1
vote
0answers
50 views

How to load virtualbox video kernel module?

I have a virtual quantal (12.10) Ubuntu machine. Upon starting, it says in it its boot.log Loading VirtualBox video kernel module [fail] What is this component and ...
3
votes
2answers
217 views

Newly compiled kernel not booting up (vanilla kernel 3.12.14)

I downloaded, configured and installed kernel downloaded from kernel.org. While booting up this new kernel for the first time, this error screen shows which is pointing towards a missing or wrongly ...
1
vote
1answer
238 views

How do I determine where DNS requests fail in the TCP stack?

I have the networking setup described here: Why is this static route not taking effect? Currently, I can ping my DNS server but all DNS requests fail: ~$ ping 130.35.249.52 PING 130.35.249.52 ...
0
votes
0answers
1k views

subprocess installed pre-removal script returned error exit status 1

Here is the virtualbox-4.3.prerm script. apt-cache policy virtualbox-guest-additions-iso virtualbox virtualbox-4.3. I was trying to install virtualbox-guess-additions-iso, and got the following ...
1
vote
1answer
85 views

Does a Virtual Machine Server Have a Web address? [closed]

Hi I'm trying to set up a server for my moodle virtual programming lab. It has something named a jail server that is used to run code remotely. I have a Ubuntu server set up with all the correct ...
0
votes
0answers
146 views

Error when installing Oracle VirtualBox on Ubuntu 12.04

I got the following error and couldn't find any solution on Google: apt-get -f install VirtualBox-4.3 dpkg: error processing /var/cache/apt/archives/virtualbo ...
1
vote
1answer
306 views

Running minix3 in virtual box [closed]

My host OS is Ubuntu 12.04 32-bit.I want to run Minix 3 in the virtual box from live CD. I followed their instructions to install it, and faced the following error: Warning:1 module failed to ...
1
vote
1answer
201 views

Web server seems to keep serving old images, issue with Apache & VirtualBox?

I'm asking this here because I'm pretty sure it's a Linux issue. I'm running Apache server locally on Ubuntu Server 12.10, which runs inside a virtual machine (VirtualBox) on Windows 7. The "www" ...
0
votes
1answer
2k views

Ubuntu: how do you swap eth0 and eth1? (Ubuntu 13.10 server in a VirtualBox VM)

I installed Ubuntu 13.10 server (64-bit) in a VirtualBox 4.3.6 VM (Windows host) with one NAT adapter assigned. The only non-default software selected during installation was OpenSSH. So far so ...
2
votes
1answer
81 views

Does my VM need to be on the same LAN IP range to ping?

I have a home LAN where all internal IP addresses are in the rang 192.169.0.0-254. However, on one of those computers I have setup a CentOS VM, which currently seems to be set to 10.0.2.1. So the VM ...
0
votes
1answer
54 views

How to connect to a virtualbox guest?

I have Ubuntu and I've installed VirtualBox in the desktop and installed CentOS but how would I go about connecting to it remotely via SSH as if I type my IP in? When I do this it just loads the ...
2
votes
1answer
646 views

Transferring Operating System from VM to Physical System

I have Ubuntu 13.04 running in a VM in VirtualBox. Originally, I was just trying it out, but now I've started using it a lot, and I have many of my programs and files in it. Is it possible to transfer ...
0
votes
0answers
298 views

Ubuntu warning. W: Duplicate sources.list entry

After installing Oracle VirtualBox, when I do sudo apt-get update, I get the following warning W: Duplicate sources.list entry http://download.virtualbox.org/virtualbox/debian/ raring/contrib i386 ...
0
votes
1answer
49 views

Virtualbox export appliance

I have an Ubuntu OS installed using virtualbox. Inside the Ubuntu OS, I have installed QEMU, GCC for ARM and GDB for communicating between ARM and QEMU. My question is, if I export this image using ...
2
votes
1answer
1k views

Can't do chown/chgrp/chmod on shared dir in VirtualBox Ubuntu 10.04

I installed Guest Additions on my Ubuntu 10.04 VM running out of VirtualBox in order to enable directory sharing, following these instructions. Set the shared folder in the VirtualBox GUI and it ...
0
votes
0answers
1k views

Can't connect through ssh?

I'm running two OSes, one (Backtrack 5) as a guest in VirtualBox and the other (Ubuntu 13.04) as the host. Now when I connect to my host through ssh (host-only connection): $ ssh 198.168.*.* -vvv ...
1
vote
1answer
2k views

NTP not syncing in a VM

I'm managing some VirtualBox developer environments. The time drifts out of sync when the box is suspended, so I want to use NTP to keep it in sync. NTP doesn't seem to be doing its job, though - the ...
1
vote
1answer
2k views

Is it safe to run everything from VirtualBox?

E.g. I install Ubuntu as my main system without anything else but VirtualBox and maybe some programs that need to be installed to run VirtualBox. Then I install within VirtualBox Windows 7 (because I ...
4
votes
1answer
760 views

Fedora 18 guest in VirtualBox 4.2: How to assign static IPv4 address to guest regardless of active ethernet interface on host

I have a Ubuntu 13.04 host running VirtualBox 4.2.12. This host has both a wired and a wireless network interface, but only one of which would usually be active at any given time. For example, at home ...
1
vote
1answer
399 views

Virtualbox kernel modules not loading at boot

I have been running virtualbox on an Ubuntu 12.04 laptop for a while and it has all worked smooth, but suddenly, probably after a kernel upgrade, the vbox* modules are not loading at boot, if I ...
2
votes
0answers
486 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 ...
1
vote
2answers
3k views

Virtualbox: Mount a shared folder in Guest FreeBSD from Host Ubuntu

I have Ubuntu 12.10 as Host OS and FreeBSD 9 as Guest OS in Virtualbox 4.1.18. I have Samba installed in both Ubuntu and FreeBSD and shared a few folders from virtualbox, also ticking the automount ...
2
votes
2answers
2k views

Guest OS Ubuntu 12.04 no network connection

Recently added a new *.VDI image with Ubuntu 12.04 to my existing VirtualBox. The machine hangs with a "Waiting for network configuration" error, eventually times out after 60 seconds and boots in ...
1
vote
3answers
205 views

Can I install ubuntu on a Virtualbox image and use it anywhere?

I am wondering if I install ubuntu once on a virtual machine running inside virtualbox, could I then use it as a portable OS and launch it from virtualbox on any machine? Or would I have to match the ...
1
vote
0answers
459 views

Problem getting Fedora to run in VirtualBox

I'm using Ubuntu 12.04 64-bit, trying to get Fedora 18 64-bit to run in the Oracle VM VirtualBox. I've got VirtualBox installed (via the .deb package available from the official site,) and I got the ...
4
votes
2answers
596 views

disabling ssh session expiration

I am installed Ubuntu on Virtual Box, and use xshell (a remote terminal application) to ssh to ubuntu. when I hibernate computer during night, after powering it on, the session is expired and I should ...
1
vote
1answer
605 views

How to avoid 4 core limit for Ubuntu within VMWare?

I have Ubuntu installed as VM on my laptop. My laptop has quad core with HT technology making it 8 cores. Within Ubuntu VM I can only use max of 4 cores. What should I do so I can access all 8? ...
1
vote
1answer
105 views

changing the partition of a linux

I have a ubuntu system as a virtual system on Virtual Box. It uses VHD as its hard disk. I manged to change the size of VHD using VHD resizer, now I want to expand the partition on vhd so it uses the ...
1
vote
1answer
331 views

Trying to run Virtualbox under NX session: getting permission denied

I am running Nomachine NX server on my Ubuntu 12.04, and I'm connecting from a Windows 7 machine using NX client. When I try to start VirtualBox, I get a permission denied error. The same user that ...
17
votes
4answers
30k views

File permission issues with shared folders under Virtual Box (Ubuntu Guest, Windows Host)

I am using Ubuntu on Virtual Box and I have a folder which is shared between the host (Windows) and the VM (Ubuntu). When I open any file in the share folder in Ubuntu, I can not change it as its ...
1
vote
2answers
715 views

good Ubuntu/Debian distro for a development/coding VM?

I have a Windows laptop, but I like to use Linux as a development/coding environment. Currently I am currently running Ubuntu 12.04 as a guest OS with VirtualBox. Some of the issues with this setup ...
4
votes
3answers
9k views

“mount: / is busy” when trying to mount as read-only so that I can run zerofree

I am trying to run zerofree on Ubuntu 11.04 so that I can compact the VirtualBox vdi image using: VBoxManage modifyhd Ubuntu.vdi --compact In order to run zerofree the disk image has be mounted as ...
9
votes
3answers
17k views

VirtualBox: two network interfaces (NAT and host-only ones) in a Debian guest on Ubuntu

I created a Debian VM on VirtualBox with two interfaces: a NAT one (for accessing internet) and a host-only one. However, I do not know how to make both interfaces work at the same time. If I the ...
4
votes
2answers
473 views

Can applications like VirtualBox run at startup without any users logging in ubuntu?

This question comes to mind because we are tinkering with the idea of going VM with some of our servers. KVM is a bit involved, VMWare acts like they want to be a free product, and Microsoft is just ...
1
vote
1answer
1k views

Ubuntu installed from mini-ISO under VirtualBox doesn't boot

I installed the mini ISO of Ubuntu 11.04 in VirtualBox. After unmounting the ISO image and booting, I can see only black screen for about two hours? Is it normal? What can I do with it in virtual box ...
1
vote
1answer
2k views

Black Screen When Booting From .VDI Image

I have cloned a VirtualBox machine, which runs Ubuntu 11.04 32-bit as Guest OS. I now wish to transfer it to a new host machine running Windows Vista 32-bit. I’ve transferred the .vdi file and ...
1
vote
0answers
226 views

Accessing .VDI Image from Ubuntu VirtualBox [closed]

I have Ubuntu 11.04 installed in VirtualBox 4.0.10 on a Windows Vista Home Premium 32-bit host. I have a hard disk that I have added to the SATA Controller on the VirtualBox (a .VDI image). My ...
2
votes
0answers
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 ...
5
votes
5answers
16k views

How to transfer files from Windows to Ubuntu on Virtualbox?

How should I transfer files from Windows to Ubuntu installed on Virtualbox? When I plugged in a USB, it only pops up in Windows. How can I see it in Ubuntu?