A virtual machine is an emulation of a guest operating system, running on virtualized hardware within a host operating system.

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Does hard resetting a Virtual Machine carry the same risk that hard resetting a “real” machine does?

It is common knowledge that doing a "hard reset" of your personal computer, that is, toggling the power without following the operating system's shutdown/reboot procedure, is a bad idea. It can cause ...
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89 views

Attaching an USB device to Ubuntu VM in VirtualBox

I have a Terratec Cinergy T2 TV capture card. I am thinking of installing Ubuntu on my server and want to experience first with it in VirtualBox. I have trouble having VirtualBox to connect the device ...
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343 views

login process very slow over ssh to vagrant guest

Here's my problem, I have a 30-40 second delay after entering a username before I am prompted to enter a password, when I ssh into a vagrant guest VM. Setup is as follows: Windows 7 host, CentOS 6.5 ...
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12 views

Running two virtual servers cannot change network configration of second server

I am learning networking. The problem is that i am running two virtual machine of linux operating system on virtual machine whose server addresses are 192.168.1.100 and 192.168.1.200 respectively. I ...
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25 views

win 7 not running smoothly on win8 host

Recently i've set up a windows 7 vm on my notebook (windows 8 installed). Here's the notebook specs: i7-4500u 8gb ram 1tb hd 2gb dedicated ram vga And here's the vm specs: 100gb of disk space ...
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59 views

Virtualbox NAT mode

I'm under the impression that I should be able to use NAT (not "NAT network" which doesn't appear to let me even hit OK) to communicate with my VM from my host. Even after forwarding ports, I could ...
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351 views

Can't access vagrant forwarded port from host

I can't get access to vagrant forwarded port from host (windows 8.1). The vagrant box is "hashicorp/precise64". I have forwarded port by config.vm.network "forwarded_port", guest: 8080, host: 8080 in ...
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64 views

Can't connect to VirtualBox Ubuntu guest from Ubuntu host

I have an Ubuntu 12.04 virtual machine running inside VirtualBox and I recently switched it to a new host running Ubuntu 14.04. After the switch the guest can connect to the Internet, but no other ...
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60 views

Unable to turn on Virtual Machine Windows Virtual Server 2005 R2

I have a standard virtual machine that is running windows 7 32-bit, on a a physical server running Windows Server 2008 64-bit. The virtual machine is running on Windows Virtual Server 2005. When I go ...
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52 views

How to virtualize an existing OS2 operating system?

I was looking into virtualizing OS2. I know it's a little tricky to virtualize OS2 in the first place, but I was wondering If it were possible to virtualize an existing OS2? I was going to use Virtual ...
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47 views

Compatibility of strace/ptrace with virtualized environments

I have realized that strace(http://sourceforge.net/projects/strace/) sometimes (not always, the behavior is non-deterministic) freezes when run in virtualized environments. For example, I have tried ...
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71 views

port forwarding in windows 7 to vmware

I have a windows 7 in a network with ip 10.1.1.74 and I have vmware with centos which it's ip is 192.168.160.129 and has configured as NAT with my local windows 7. I have set up a apache httpd server ...
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9 views

Route request from 1VM to another

I have a linux ubuntu vm and windows xp vm running parallel. How would I go about routing a request from the xp vm to the linux vm? Host PC is setup to route test.com to 192.168.33.10 which is the ...
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296 views

Unable to install Ubuntu 14.04 on VMware Fusion on OS X Mavericks with 7.15 GB of Free Space

Have a MacBook Pro, running OS X Mavericks, with 7.15 GB of free disk space. Downloaded VMware Fusion 6.03 and ubuntu-14.04-desktop-amd64.iso... Tried installing Ubuntu using the following steps: ...
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23 views

VirtualBox VMs in the same network, not in the same as host

I have operating systems running on my host machine in VirtualBox. I want these to be able to access the internet and see each other. I don't wan't to use the bridge option because I want them to be ...
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74 views

Memory mapping of a 32-bit virtual machine on a 64-bit host

My host is a 64-bit ubuntu operating system and I want to setup a windows 7 virtual machine. I suspect that using a 32-bit windows 7 vm does not have any benefits regarding the RAM and disk space ...
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26 views

Develop code locally, run through virtual machine?

I would like to develop on my Windows machine and have the code run and update on a CentOS virtual machine. I could probably figure out some way to do this, but I would rather use any pre-existing ...
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Wifi connectivity on a virtual machine while it is not working on the parent machine

I am having wifi connectivity issues on my Windows 8 laptop. I am thinking to install windows 7 as a VM using virtualbox. Will the wifi connection work in the VM (win 7) while it has connection issues ...
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13 views

How can I modify the default bootloader for XCP guests?

I want to automatically set the hostnames of my XCP-created centos VMs during build. The xe-edit-bootloader only works when I specify an already-existing VM. But I want to set my VMs as DHCP - so I ...
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26 views

QEMU outside gateway

I've created two instances of CentOS6.5 (KVM) using Virtual Manager and I'm able to ping google.com, yahoo.com,etc... However the ip addresses for the instances are 192.168.0.* and the machine that ...
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Can I load my local Windows install into a Linux virtual machine?

I have Linux and Windows both installed on dual boot. How can I load my existing Windows installation into a VMWare Workstation while I'm booted into Linux?
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137 views

Too many VMDK files on my windows VM

I have a windows vm with 60 GB disk running on VMWare Workstation. I see the total size of the folder containing is close to 115 GB. I had some 7 snapshots and though snapshots are the reason. Delete ...
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66 views

Vista VM cannot connect to printer shared from Win 7 VM - Error code 0x00000102

I'm running two OS's using Oracle VM Virtual Machine. One has Windows 7 Pro x64, the other Windows Vista Business x86. I have to try and connect a printer installed via USB and shared inside of the ...
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42 views

Pinging host from virtual machine

I have Windows 7 running as the host OS.I just installed my copy of Virtual Box and run Kali Linux as the virtual OS.I disconnected my host from the wireless connection at home,and it got connected to ...
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90 views

how to create multiple virtual NIC which each of them can take IP from DHCP when only single physical NIC is available

There are several virtual machine tools that can create multiple NIC for their guest OS. thought almost all of them let the virtual NIC of the guest OS to connect the physical NIC, I haven't seen any ...
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71 views

Back-up Image to Virtual Machine

Prior to updating my development machine from Windows 7 Pro to Windows 8.1 I did a full Microsoft back-up as well as a full Norton 15 ghost recovery point. After a few weeks of working I discovered ...
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Application is running on Virtual machine, unable to access from Host machine

I have host on window 8 and guest (oracle VM) on Linux 5.4. I have application which is running in guest environment & access it http://local.address:8000/ I would like to access the same ...
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41 views

How to run headless VirtualBox in another GUI terminal in Linux?

I want to run Windows and Linux simultaneously through Virtualbox with Linux as a host. Having desktop environment running on GUI terminal (ctrl+alt+f7) I want to run from the first terminal ...
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41 views

Is vmware more secure than xp mode?

Seem like the default sharing with host in xp mode ia very high risk while vmware kind of really separate vm and host. Any idea?
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41 views

Failed to load Ubuntu virtual machine from vmdk

I'm trying to move my cloud Ubuntu environment to virtual machine. These are the steps I've done so far: 1) Create disk image with dd command and moved it to my Windows OS. 2) Converted it to .vmdk ...
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63 views

Problem with Network Type to be used for Java RMI

I was installing CentOS Linux distro in VMware Workstation 10 when I stuck across the issue as to use which Networking Option to get my work done. Though I don't know whether it is fit for this site, ...
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104 views

What's the static IP address, subnet mask, etc, for VMware Player

I'm trying to set up Arch Linux in VMware player. I set up the player so that it automatically connected the guest to the internet, and it worked (I could download the packages needed for install, ...
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167 views

Unable to connect to inernet in an Ubuntu 14.04 VM installed over windows 7 guest os

I've created a Ubuntu 14.04 VM using oracle's VirtualBox on my Windows 7 PC. I've also managed to install drivers form Guest Additions CD image, but in spite of all that I still can't get the internet ...
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41 views

Trouble with use MyPassport HDD on VMware machines on Linux

I have a Western Digital My passport 1 TB with USB 3.0 and when I need to use it on my virtual Windows 7 on VMware 10.0.2 in the Ubuntu 14.04, Windows have error with know mypassport. How can I use ...
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57 views

Assigning number of Cores and Processors to a particular VM

I would like to know if we could assign uneven no of cores under different processors for a particular VM. I mean say for a particular VM we decide to assign 2 Processors and a total of 3 cores, ...
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224 views

Unable to ping from local os(operating system) to virtual machine(vm ware) os( both on a same machine).

I am unable to ping from my windows 7 to virtual machine (ubuntu 14) which is installed on the same system or vice versa. But form other system i am able to ping and everything is working fine. What ...
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52 views

How to debug intermittent slow VMware startup and shutdown times

I've been running 64-bit versions of Windows 7 and Ubuntu or Centos Linux under VMware for a while. Usually things work very well, but sometimes the VM startup or shutdown times can be pretty long. ...
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127 views

Listen to audio of a virtual machine in the background?

I know it's a weird question but the scenario is that I am a Windows user and I made a script which reports "something" with a sound in a Debian virtual machine, but when I have it minimized I can not ...
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194 views

libvirtError: internal error: client socket is closed

I've this error when installing a Debian wheezy VM in qemu-KVM with libvirt error while establishing the connection « qemu:///system » : internal error: client socket is closed Traceback (most ...
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38 views

Active Directory Server is not operational

I converted my Physical Win2k8 Server (DC) to a Virtual Server using VMWare vConverter. After getting it to boot up in the Virtual environment I have few issues; 1. The Active Directory Domain Service ...
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46 views

Open native browser from within a virtual machine on Mac

Is there a way to open a browser window from within the vagrant vm? This is what it says: $ open . Couldn't get a file descriptor referring to the console $ open http://localhost:3000 Couldn't get a ...
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72 views

Why can't I debug my ASP project through a remote desktop connection?

I just asked this question in Stack Overflow but I figured this stack exchange forum is a better fit. It's been about a month of trying to figure out this problem and we've still not found a ...
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620 views

How can I connect integrated webcam with virtualbox

I am trying to use a Windows XP VM for VirtualBox on my Windows 8.1 laptop. I have tried the usual attaching USB device but I get an error saying "USB device is busy with previous request". My webcam ...
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131 views

Virtualbox: How to use VBoxBalloonCtrl

I am running some virtual machines with Oracle Virtualbox 4.3.10, and they have guest additions installed. I know that you can manually balloon (take away unused memory from the guest) RAM with ...
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69 views

Can I read a smartcard in a virtual machine?

My employer requires a smartcard to login to their web-based remote working platform. I want to access this platform by using a Remote Desktop Connection on to my Windows 7 Virtual Machine, with the ...
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145 views

Hyper-V within Azure virtual machine

I'm trying to move my development and testing environment in the Azure cloud. I would like to know if it's possible to have an Hyper-V running within an Azure virtual machine ? For the moment I ...
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107 views

CentOS running inside VMware as WebServer times out on outside connection

I have a CentOS machine running inside VMware. I have got PHP and Apache set up on it. If I open a browser (on the VM) and go to either localhost or 192.168.0.3, I get a phpinfo page I made in ...
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VM connected to network but not to internet in VMware Player 6 on Windows 8.1 host

So I am running Bitnami's MEAN stack in VMware Player 6.0.2 on Windows 8.1 and the VM connects just fine to the network: https://www.dropbox.com/s/xfdzohjuuepz52w/ifconfig.PNG However, I am having a ...
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42 views

Emulate USB drive with a virtualization software?

I have no specific need. I am fine with Virtualbox, qemu, libvirt, VMware. Main point is that I need to emulate a bootable USB stick. I did try to pass a real USB pendrive in VMware, and it worked. ...
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21 views

Can only connect to Azure VM with one of my two computers

I have been using my laptop to connect to my Azure VM, and have done so for a long time. It have and still works perfectly fine. Yesterday I tried to connect my other stationary computer to the VM but ...