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

learn more… | top users | synonyms

-3
votes
0answers
41 views

How to safeguard against power outage for a server backed up by virtualbox [on hold]

I installed virtualbox in a windows machine. Then I created a ubuntu guest virtual machine which runs an Apache server. A colleague of mine pulled out the power from the PC today to insert a RAM. The ...
0
votes
1answer
43 views

Can you use Git to track changes to VirtualBox disk?

Can you track changes to a VirtualBox disk using a VCS like Git? If not what is a good way to use version control to track changes while configuring virtual servers.
5
votes
2answers
2k views

vagrant public ip not accessible

I have this config: config.vm.network "public_network", ip: "192.168.56.101", :mac => "0022334455DA" And after vagrant up ifconfig prints: eth0 Link encap:Ethernet HWaddr ...
0
votes
0answers
15 views

client crash after installing libpam-ldap and nscd and getting users authenticated by ldapserver [closed]

I configured a client machine for authentication through LDAP server. Using this tutorial. I was able to authenticate an LDAP user from the server. But when I restarted the machine, it failed to ...
11
votes
2answers
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 ...
0
votes
1answer
2k views

How to cleanly start and stop a headless Oracle VM Virtualbox virtual machine?

I have Oracle VM Virtualbox on my Windows 7 development machine. I want to start a VM when Windows starts, and cleanly shut that VM down when Windows stops. Can that be done? I can start a headless ...
0
votes
0answers
10 views

How can I preserve content in shared/synced vagrant directories on exported / packaged box? [migrated]

I am trying to export a machine I created with vagrant to either an OVA file for Virtualbox or a package to host in vagrantcloud. The machine exports successfully, but then when I start it up, the ...
-1
votes
0answers
6 views

Transfer VM without shutting it down? [migrated]

Is it possible to transfer a VirtualBox VM from one server to another without shutting it down? Is there any way to achive this? Does this technology have a name to identify it? As far as I know Xen ...
-2
votes
0answers
20 views

Can NAT be used for a br-ex OpenVSwitch interface (VirtualBox)?

Can "NAT" be used for an interface (eth1) which has a br-ex attached to it using OpenVSwitch or does it have to be "Bridged Adapter"? (VirtualBox) /etc/network/interfaces on Ubuntu 14.04 auto eth1 ...
-1
votes
0answers
12 views

Is virtualbox birdged adapter slower than NAT? [migrated]

I use samba server to share files between ubuntu and windows 7. The samba requires the Windows 7 and Ubuntu must be in same net section (eg. 192.168.0.108 and 192.168.0.125) in this way the samba ...
-1
votes
0answers
13 views

Run qemu in Ubuntu Server(inside VirtualBox) error [duplicate]

I'm running qemu for virtualization in my ubuntu server which is vm inside virtualbox. It reports such an error: Could not access KVM kernel module: No such file or directory. I did some digging ...
3
votes
2answers
13k views

How can I resolve Oracle 11g XE connection failure straight after installation?

I have just installed Oracle 11g XE on a Windows 7 VirtualBox VM, using all the default options. "Getting Started" fails When I click on Getting Started I get taken to ...
1
vote
0answers
5 views

Virtualbox: Incoming connections from arbitrary networks to VMs in host-only network appear as if originating at the gateway [migrated]

Configuration: Ubuntu 14.04 host Virtualbox 4.3.18 (from http://download.virtualbox.org/virtualbox/debian ) Ubuntu host functioning as a router - net.ipv4.ip_forward=1 Several host-only networks ...
0
votes
0answers
17 views

How to convert clonezilla backup image to virtual machine?

I have a 30gB tar.gz disk image of a physical debian machine, created by clonezilla - what's the easiest list of steps to follow to convert it to a virtual machine? Do i have to necessarily make .iso? ...
0
votes
1answer
34 views

Load balancing iptables

I am trying to use iptable for load balancing. I'm working with virtualbox. All vm (debian)are in internal networking and IPs are static. I want to route requests coming to my web server(apache2) with ...
15
votes
3answers
49k views

How to run VBoxManage.exe? [closed]

The file is located in Program Files/Oracle/VirtualBox/VBoxManage.exe and is used as a command-line interface with VirtualBox. I'm using it to convert the .vdi image to a .vdmk (for VMware). ...
0
votes
0answers
5 views

Unable to change IPv4 properties for a VirtualBox Host-Only Adapter [migrated]

Keeps coming up with: In order to configure TCP/IP, you must install and enable a network adapter card. Using Vagrant and ScotchBox if that helps but also tried with a basic Vagrant box and same ...
0
votes
0answers
24 views

Unable to ping between two virtual machines [migrated]

I've two virtual machines in virtual box which I've configured with quagga. I'm trying to do a ping between them but I don't get response. Here are the zebra, ospf and bgp files: Router 1: ! ...
19
votes
5answers
47k 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 ...
0
votes
0answers
33 views

Why ssh tunnel cannot create in the virtualbox or qemu with force mode (-f)?

I try on the dedicated server root@debian:~# strace -e open -f sshpass -p guest ssh -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null guest@198.51.100.11 -C -N -D 127.0.0.1:22220 -f [pid ...
3
votes
7answers
12k views

Vagrant Error: Connection timeout. Retrying

I have a server with Ubuntu 12.04, Virtualbox 4.3 and Vagrant 1.5.1. I'm trying to use this box http://puppet-vagrant-boxes.puppetlabs.com/centos-64-x64-vbox4210.box however unsucessfully. When I run ...
0
votes
2answers
3k views

hostname lookup failure

I installed CentOS 6.4 Minimal Install on Virtual Box. Now I have reinstalled Virtual Box, and whenever I reactivate the guest OS and assign the VHD on Virtual BOX, I get : continuously. I have ...
0
votes
0answers
4 views

How to add a 'Host-only Adapter" to a VirtualBox machine via Vagrant file configuration? [migrated]

A lot of answers out there are only applicable version 1 of Vagrant file configuration. e.g. config.vm.network :hostonly, :adapter => 2 The new public network does not support this feature. e.g. ...
0
votes
1answer
1k views

Vagrant not ready for SSH error on VirtualBox and Laravel Homestead

Vagrant Version: 1.6.3 VirtualBox: 4.3.14 Ubuntu 14.04 LTS 64 Bit Hey Guys, I have been on this for a pretty good while now and cannot figure this out. I have my public and private keys setup and ...
0
votes
1answer
3k views

How to share internet over VPN and inside a virtual machine (Windows)?

` My final goal is to have a virtual machine at work in which anything that happen inside (tcp, udp, ping, ...) will use the Internet connection of a computer at home. So, if inside this VM should I ...
0
votes
1answer
27 views

Clone a VirtualBox VDI to make a second DRBD node

A primary node has been built up in a VirtualBox (guest RHEL 6 + DRBD). In order to get a second node with the same configuration, a VirtualBox cloning operation seems ideal easiness declare the ...
0
votes
2answers
969 views

How to mount an NFS share in a VM guest?

We have a machine with Win7-x64 installed. On this machine, with VirtualBox, we're running a guest Fedora-x64. We've defined an NFS share on this Fedora instance. Here is the entry in /etc/exports: ...
0
votes
0answers
3 views

Switching a VirtualBox Ubuntu Server VM from UEFI to BIOS [migrated]

I have a virtual machine running in VirtualBox of Ubuntu Server 14.04.1 LTS x64. When I initially set it up, I configured the VM to use EFI instead of BIOS. But, it turns out VirtualBox's ...
4
votes
1answer
1k views

Weird network problems with Vagrant, VirtualBox, Ansible and Ubuntu Server box

We are using Vagrant and Ansible to provision VirtualBox machine. It was working great, but recently we've started to encounter some weird network problems with tasks that require access to the ...
6
votes
2answers
2k views

Virtualbox: How to connect to the display when launched via vagrant?

I've used vagrant to set up ubuntu 12.10. How can I actually connect to the graphical desktop? There doesn't seem to be a way in the Virtualbox manager. It shows a preview but the 'show' icon is ...
2
votes
3answers
1k views

Start VirtualBox in another user on Windows 7

My development computer is running Windows 7 with 16gig of RAM. I run Linux Ubuntu with Apache in the VM for web design testing purposes. To reduce clutter in my default user account in Windows 7 I ...
0
votes
2answers
148 views

install Gluster inside a VM, or set up a VM on top of Gluster?

I'm setting up a high-availability shared-nothing geographically-distributed web server, using multiple A-records for its domain. Right now I'm more concerned with high availability -- "When I unplug ...
36
votes
3answers
23k views

Disable caching when serving static files with Nginx (for development)

We are using Nginx to serve static files on a development platform. As it is a development platform, we'd like to disable caching so that each change is propagated to the server. The configuration of ...
8
votes
3answers
2k views

Vagrant shared folder and file change events

I have ubuntu virtual machine that I'm accessing through Vagrant. On my host (Mac OSX), there is a folder with couple of files, that I share to virtual machine. In that virtual machine, I want to use ...
0
votes
2answers
1k views

Increase/refresh the size of the FreeBSD's main partition

I am using VirtualBox and have my FreeBSD mounted on a virtual drive, which recently ran out of space (10 GB) so I have increased the Virtual Drive size up to the 15 GB - started my FreeBSD and its ...
0
votes
1answer
32 views

Chef-solo: how can I install a package mailutils in ubuntu?

I want to install the command line mail in my ubuntu box in Virtual box. The command line will be sudo apt-get install mailutils. What is the best to achieve the same via chef-solo? I don't think ...
3
votes
2answers
2k views

Virtualbox, slow upload speed using nat

Im running Virtualbox on a Ubuntu 12.04 server (host) and I'm running a Windows 7 as guest os. Im using the (virtual) Intel PRO/1000 MT network card. I get good network performance for download ...
3
votes
2answers
2k views

fully automated install of virtualbox tools in windows 7

I'm making an unattended install of windows. Part of it is installing virtualbox guest additions, which is run by the installer due to the following entry in Autounattend.xml: <?xml version="1.0" ...
0
votes
1answer
114 views

Vagrant private IP not found after network change

I've got a simple Vagrant Ubuntu virtual machine setup using Virtual Box, running on a Mac. I'm using private networking, configured with a static private IP like so: Vagrant.configure("2") do ...
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 ...
13
votes
4answers
43k 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 ...
0
votes
0answers
23 views

Network error when running multiple Virtual Boxes

I have a Ubuntu 14.04 physical desktop that's running some Virtual Box instances (also Ubuntu) through Vagrant. The Virtual Box instances are configured to use static ip and with "natdnshostresolver1" ...
-1
votes
2answers
51 views

How to expand memory on a virtual machine? [closed]

So I know that this question has been asked before, but this is a bit different and I believe it needs to be solved differently. This office has a machine on their local network that runs a host of ...
-1
votes
2answers
42 views

Finding IP Of Remote Host Machine By IP Of Guest Machine

I am trying to find a way to figure out on which of the servers the virtual machine actually is residing. I know the ip of the virtual machine. It is in a bridged mode on the local network inside one ...
-1
votes
1answer
61 views

mkinitrd to preload virtualBox LSI SAS storage drivers

I am trying to compile my own kernel (2.6.9). Everything works on the compilation and building end, but... After rebooting to the new kernel - the LVM (VolumeGroup00) cannot be loaded. My suspicious ...
1
vote
2answers
882 views

MongoDB with Virtual box replica set setup on Ubuntu 0.8 connection problem

I'm trying to build a mongo replica set on my server, Centos 5.6, that would be setup from 5 VB holding Ubuntu 8.10 and mongodb. The main problem is i can't connect to mongo on virtual box. The ...
0
votes
1answer
77 views

ip address resolves to localhost from virtualbox hosted apache

Apache keeps resolving or redirecting? to localhost. The assigned ip 192.168.0.145 resolves/redirects to localhost on any machine in the LAN. What would cause this? Details: I have apache running ...
-1
votes
1answer
54 views

how to resize drive that is out of space on /dev/mapper

So I have followed some guides and not been able to sort it out, this is the drives $ df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/cloudraker--vg-root 5.6G ...
0
votes
1answer
63 views

Increasing LVM to use all free space on virtualbox/debian

I've cloned and resized a disk image for VirtualBox but I can't find a way to use all the new space. this is how I started: fdisk: Disk /dev/sda: 80.5 GB, 80530636800 bytes 255 heads, 63 ...
1
vote
2answers
3k views

Cannot connect to Redis installed on VirtualBox running Ubuntu from Windows 7

I've setup an Ubuntu image on VirtualBox on a Windows 7 host. On the Ubuntu guest I've installed Redis which runs on port 6379 (TCP) by default. I've setup port forwarding using the VirtualBox GUI ...