Oracle VM VirtualBox is a desktop vitualisation product for x86, AMD64 and Intel64 processor architectures.

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45
votes
9answers
89k views

Creating a virtual machine in VirtualBox from a physical one

Is there any way to create a virtual machine that you can use in VirtualBox from a physical installation that you have? For instance, if I have Windows XP installed on a physical computer and want to ...
23
votes
6answers
16k views

How to increase the size of a VirtualBox Disk Image

I had created a Windows XP image disk. It is of 5 GB, but I would like to know if there is any simple way to increase the size to 20 GB.
8
votes
8answers
17k views

Ubuntu: Resize the root LVM(2?) partition

I have an Ubuntu virtual machine running in VirtualBox 2.2.4, and I created it on an 8gb virtual disk which is too small. So, I am trying to increase the size of the disk. So far, I have done this: ...
8
votes
2answers
5k views

Connect to guest from host - Virtual Box

I have a Windows XP as guest OS on VirtualBox running on Ubuntu. Inside that Guest Windows XP, I have an instance of Apache running. Now I want to connect to that Apache from the host (Ubuntu). Is it ...
5
votes
2answers
3k views

VirtualBox Import & Same Mac Address

Exported Virtual Box VM (CentOS 5.5 with Guest Additions Installed) - Success Imported CentOS VM Successfully on another Windows Machine via Windows Batch Problem : VM After Import retains the same ...
1
vote
7answers
967 views

Is our planned backup strategy adequate for my new server insfrastructure?

We're in the process of setting up a new server for migrating the old ones. Basically we'll have a Windows Server (2003 or 2008) running 6+ virtual box servers (Windows and Linux development, ...
3
votes
1answer
1k views

10 second SSH delay prior to successful login [duplicate]

Possible Duplicate: ssh delay when connecting I have a Scientific Linux virtual guest running out of Virtualbox 4.0.4 on an Ubuntu 11.04 machine. When I SSH from the host to the guest, ...
1
vote
1answer
121 views

Apache on CentOS 5.9 VM serves modified files incorrectly

Edit: this has been almost entirely rewritten as I've narrowed down the issue. I'm using a Vagrant VM to mirror the client's environment as closely as I can. I'm using VirtualBox 4.3 (with Guest ...
0
votes
2answers
292 views

date keeps resetting

I have a virtual machine(VirtualBox) running Ubuntu server. When i issue date -s 2011-01-01 it changes the date, but after a few seconds, the date resets itself to the real time. I do not have any ...
0
votes
4answers
814 views

Can't resolve DNS only in one machine

I have several Vista hosts each with one Ubuntu guest each running in virtual box in bridge mode. All guests can resolve internal DNS except one. On the problematic guest machine, if i dig ...
12
votes
1answer
3k views

VirtualBox cloned Ubuntu Server network error

I run a number of virtual servers on my network and I want to be able to easily clone base installations of Ubuntu Server. I use the VBoxManage command to clone the actual hard disk and I then create ...
18
votes
2answers
6k views

Vagrant / virtualbox DNS 10.0.2.3 not working

This is a follow on to my previous question Vagrant Getting Started gives getaddrinfo: Temporary failure in name resolution. I am running a fresh install of Linux Mint Nadia (14). I am following the ...
15
votes
4answers
13k views

Booting a native Windows install in Virtualbox: is it possible?

I am looking for something similiar to Bootcamp. Currently, I run Ubuntu Maveric as my primary operating system and run Windows 7 in Virtualbox. For some tasks, however, running Windows virtualized ...
12
votes
2answers
7k views

How can I run the Ubuntu EC2 AMI images locally?

I've downloaded the Amazon Ubuntu EC2 AMI images (from http://uec-images.ubuntu.com/releases/10.04/release/) and I am trying to run it locally on my linux desktop. Is it possible to run the AMI using ...
9
votes
3answers
5k views

Can't create symlinks in virtualbox shared folders [closed]

A few days ago I found I can no longer create symlinks from Ubuntu in any directories that are shared with the OS X host. ln: creating symbolic link `foo': Read-only file system I'm able to create ...
11
votes
4answers
35k views

VirtualBox: How to set up networking so both host and guest can access internet and talk to each other

I was wondering if someone could give me a simple guide on how to set up virtual networking in VirtualBox (4.0.2) so that the following scenarios work: Both Host and Guest can access Internet Host ...
10
votes
1answer
5k views

PXE Booting Virtualbox guests in internal networking mode?

I am not sure if this is just specific to my distro's packages or is a vbox limitation. So, any help would be appreciated. Ok, so I have a network of VMs, with one VM acting as a NAT for the other ...
4
votes
2answers
7k views

What is the correct network configuration for a devStack VM (virtualbox)?

Usually when I setup a new Ubuntu VM, i keep the eth0 in NAT mode to get the internet & I add a eth1 interface in HostOnly mode so that I can ssh. But using this devStack guide : Running a Cloud ...
3
votes
2answers
2k views

How to create a chained differencing disk of another differencing disk in Virtual Box?

How to create a differencing disk (a chained one) from a disk that is already a differencing image? I would like to have: W2008 (base immutable) -> W2008+SQL2008 (differencing, with SQL ...
4
votes
2answers
2k views

Port forwarding to virtual machine

I'm running an http(zope) server on Ubuntu 8.04 server, in a Virtualbox machine, on an Ubuntu 9.04 box. The guest system accesses network over NAT. How can I forward the host machine's port 80 to the ...
18
votes
4answers
44k views

Why should I enable IO APIC in VirtualBox?

What are the advantages of checking the "Enable IO APIC" option in VirtualBox? While I can't find any information on advantages when I google it, two disadvantages are clear. First, it can break ...
4
votes
5answers
3k views

vmware server end of life, where to go now?

We have some virtual machines on vmware server 2.x running on 64 bit hardware and quite happy with it. As vmware server will no longer be offered we are thinking to migrate to ESXi, which seems is ...
4
votes
10answers
17k views

Which Linux distribution runs smoothly in Sun's VirtualBox?

Apparently some distributions do not run smoothly in VirtualBox. For example I installed Fedora 11 and I couldn't configure monitor's screen resolution to more than 800x600. What distribution run ...
3
votes
3answers
3k views

Install VirtualBox Headless only

I want to install VirtualBox on a fresh debian box without having to install an X-Server. How can that be done ?
2
votes
2answers
3k views

How to make a DHCP server on virtual machine serves other virtual machines(on different physical machines)?

I'm building a virtual cluster with VirtualBox and Opensuse. I have 10 physical machines and need several vms on each. The virtual machines are supposed to be in a "private" network, but still have ...
1
vote
1answer
259 views

Move/migrate vbox virtual machine to another computer along with snapshots

I have sun virtualbox(2.2) installed on windows xp and I've some VMs(ubuntu server) running with many snapshots . How do I move virtualbox VDIs along with all the snapshots to new windows system?. I ...
1
vote
1answer
401 views

Optimum settings for apache/php webserver with separate mysql database server

I'm having a mysql connection speed issue with my home development setup. I have two VM's (VirtualBox running on a Ubuntu host). One is my WEBSERV with apache2/php and one is by DBSERV with mysql ...
0
votes
1answer
570 views

How to prevent nginx from locking files on mounted samba partition in Centos 6

I'm using nginx 1.3.8 inside a centos 6.3 virtualbox 4.2.4 virtual machine. The system is running the latest software available via yum update. The host OS is windows 7. The site files nginx is ...
7
votes
1answer
4k views

Can't connect to PostgreSQL on VirtualBox guest

When I try to connect from a PostgreSQL client on the host system to the PostgreSQL server on a VirtualBox guest system, I get a "connection attempt failed" message. The host system is Windows XP. ...
3
votes
3answers
2k views

Vagrant/VirtualBox can't resolve some domains from w/in VM

Just trying out VirtualBox & Vagrant and my initial lucid64 VM can't resolve us.archive.ubuntu.com but can resolve security.ubuntu.com, google.com and www.apple.com (but not apple.com w/out the ...
3
votes
4answers
2k views

How to distribute a virtual machine to allow users to try out a dependency-heavy program?

I have written a piece of academic software that has many third-party software dependencies (and requires a RDBMS). I would like to create set up a Linux virtual machine image preloaded with all the ...
2
votes
1answer
560 views

transfer vm machine created in virtualbox to vmware player [closed]

Fedora 17 Host Oracle VirtualBox 4.2.4 Vmware Player 5.0.1 build-894247 I have Fedora 17 and have installed Virtualbox and vmware player. I created a CentOS virtual machine guest in virtual box. ...
2
votes
2answers
3k views

Python simple http server and virtual machines - can't connect. Ip changed?

I sometimes use python -m SimpleHTTPServer one liner to serve files from my vms for download to my host. Today i tried to use it inside virtualbox vm that is under NAT network settings - i typed this ...
1
vote
3answers
2k views

Can ping between Host and Guest, but can't acces webserver with Virtualbox

How come I can ping back and forth between host and guest using VirtualBox, but I can't access from the host the web server installed in the guest. I'm using a host-only network. Host Ubuntu 10.10 ...
1
vote
2answers
3k views

How to map a VPN (tun0) network adapter on host Ubuntu to a VirtualBox guest Windows?

I have a Ubuntu 10.04 running Oracle VirtualBox 3.2.6 with a Windows XP guest. I use a VPN that I would like to be accessed by the guest VM, on a ifconfig it shows as: tun0 Link encap:UNSPEC ...
1
vote
2answers
2k views

How to free up /var/lib/mysql (virtualbox vm)

I imported big dump into mysql and filled up my whole space (dumb me). Machine that's mysql server is virtualbox virtual machine. It's using automatically expanding virtual hard drive. I freed up few ...
1
vote
4answers
334 views

Troubleshooting VirtualBox3: It keeps hanging

My host OS is Windows Vista x64, with 8gb ram, quad core cpu. I'm running Virtual Box 3.0, with a virtual machine running Ubuntu 9.04 x64. Everyone once in a while my vm seems to freeze. VirtualBox ...
0
votes
0answers
362 views

vagrant fails to bring up additional adapter for centos vm using virtual box provider

this is in continuation of the question asked here about host only adapter on dhcp I upgraded to vagrant 1.6.3 and the updated Vagrantfile to following setting for multiple adapters # add additional ...
0
votes
1answer
497 views

adding additional network adapter to use host only network with dhcp in vagrant using virtualbox provider

here's what I am trying to achieve adapter 1 runs on usual NAT add an additional adapter using the vboxnet0 host only network I have created in virtual box, this one uses DHCP server the reason I ...
0
votes
3answers
2k views

Can not connect to tomcat server externally,

My Tomcat server is running on virtual server, this server is running on fedora machine. I have setted up everything on this machine to run tomcat, tomcat working well on local host. but i can not ...
-2
votes
2answers
2k views

Error on loading the 64bit operating system on a 32 bit system [closed]

I am a new to virtual box environment. I installed virtualbox-4.2 in Ubuntu 12.04 32 bit system. Now i am trying to import a 64 bit operating system. I got the following error. Failed to open a ...
-4
votes
3answers
3k views

VirtualBox: issue with symlinks in shared folders

Some time ago there was a thread to exact the same problem: Can't create symlinks in virtualbox shared folders. Now it's closed (why?). So I start a new one, because I've got this issue now and cannot ...