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

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84 views

Migrate Azure VM (domain joined) - another storage account

I have an Azure LAB with DC running on a VM on Azure, call it "DC1". There is a VM joined to the domain say "VM1". I stumbled across the post to migrate Azure VMs between storage accounts -> Here ...
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546 views

Use Biztalk training kit on a Virtual machine

I have a Windows 7 Enterprise 64 bit laptop with 8 GB RAM. I am trying to get the Biztalk training kit() installed on a VM on this machine. I have used Oracle VirtualBox to create a windows 2008 64 ...
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23 views

Resize LVM on KVM CentOS 6 VM

I've got a base image that I'm booting my VM's from. The base image is only 1.5GB. Different VM's will have different requirements for disk space. I've setup the VM with the default setting: VolGroup ...
3
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0answers
107 views

Is it possible to have more than one screen in Parallels?

I use Parallels 10 on Yosemite. My hardware has one screen or two screens, depending on if I use the laptop and/or an external screen in combination. However, Parallels only recognises one screen: ...
3
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0answers
390 views

Linux windowed GPU passthrough

I've read that GPU passthrough on linux (ubuntu/mint) is possible with the correct types of hardware. I'm looking for a specific use case of passthrough and I'm wondering whether technology has ...
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856 views

How to switch between VM guest and host in Windows 10 with single keyboard shortcut?

I'm looking for simple solution for switching between host and guest on Windows 10 (build 10240) with VirtualBox (5.x). Let's say I have two virtual desktops open, one containing VM guest window in ...
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141 views

Sending a non-maskable interrupt to a virtual machine with VMware Fusion

I'm using a virtual machine to do kernel debugging on Mac OS X because it's cheaper and more convenient than another computer. Unfortunately, contrary to the Windows equivalent, it's not possible to ...
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2k views

Virtual machine freezes in VMware Workstation 10

I'm having an issue where 1 of my VM's is freezing constantly inside VMware. It's not always the same one and it doesn't seem to be related to the programs I'm running inside it. I use the VM's to ...
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628 views

Extreme mouse lag in Starcraft I using VirtualBox Mac Host, Windows 7 Guest

I've installed virtual box on my new MacBook Pro and I'm hosting a Windows 7 instance. Everything works very smoothly. However, I've installed the original Starcraft (yes, 1995! It's 20 years old!) ...
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80 views

Why does MS Expression Recorder make the capture area blank/white in XP?

I have had this problem on 2 different virtual machines running Windows XP SP3. Basically, you can still see the green cross-hairs and outline while Expression Recorder is recording, but everything ...
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482 views

Accessing virtual LAMP server from my browser?

I set up a LAMP server on virtual machine using VirtualBox. I want to be able to access that virtual server from my browser on the same box that the virtual server is running on. Many of the ...
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1k views

VMware Workstation is not grabbing input on click

I'm running VMware Workstation and I'm finding that the program is not grabbing mouse inputs on click or on Ctrl+G input, both options are set to on in preferences. If I manually connect either the ...
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0answers
476 views

Emacs hangs for seconds when writing file, to do with kjournald and VirtualBox

I run GNU Emacs 23.2.1 (x86_64-pc-linux-gnu, X toolkit, Xaw3d scroll bars) of 2010-12-12 on brahms, modified by Debian on Linux version 2.6.32-5-amd64 (Debian 2.6.32-34squeeze1) ...
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0answers
9 views

Backup multiple virtual machines and save backups to host

I have linux centos server with multiple ( 10 ) virtual machines running on vmware. Is it possible to make backup on database and specific directory on each virtual machine via script and cronjob on ...
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76 views

Bridged qemu machine cannot receive packets, these are dropped

I've created virtual machine (ppc) with bridged interface (using bridge helper) on archlinux. Machine can send packet out, but cannot receive anything. I can see packets (dhcp discover,request and/or ...
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145 views

VERR_VMX_IN_VMX_ROOT_MODE when running VirtualBox with libvirt installed

I'm running RHEL 6.4. I had been using a VirtualBox VM to run a simulator, but recently installed libvirtd for a different project. Now I want to run my VirtualBox VM again, but keep getting an error ...
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726 views

Virtualbox host io cache applying scenarios

Virtualbox docs says that using host io cache for sata controller may be a risk of system performance. At the same time, on my case I see advantage of using host io cache - DisckCrystalMark reports ...
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59 views

Trying To Run a VM On Ubuntu 14.04 LTS

I cant seem to run a VM on Ubuntu 14.04 LTS, virtual box is reporting "Failed to load VMMR0.r0 (VERR_SUPLIB_WORLD_WRITEABLE)." I have tried all the fixes I could see on the bug reporting page of ...
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628 views

Simplest way to setup my own remote private git server

First of all, I've read all the git-server-setup documents on the internet, but still, there is one thing missing -- I want to setup a simple GIT server in (Ubuntu) Virtual Machine for myself, not for ...
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98 views

How to recover from bad VBox Guest Additions build?

I'm using Ubuntu 14.04 (fully patched). Last week, the kernel took an update. So I [virtually] inserted the VBox Guest Additions CD and then proceeded to build it. I don't recall having any problems. ...
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329 views

VM image inaccessible in Virtual Box

I have Virtual Box installed on base OS RHEL 5.5. I am using Windows 7 as a VM image on Virtual Box. While transferring a folder of 600MB on Windows I got a Virtual Box error saying Memory limit ...
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837 views

Why Ubuntu VM on Parallels has a blurry look on Macbook Pro Retina?

I've installed Ubuntu in a Macbook Pro Retina. It looks terrible, though, even after adjusting the resolution to 2880x1800: Why this is happening? I have already enabled Retina resolution on ...
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472 views

Microsoft Virtual Machine Bus Network Adapter - Code 10

System Specs: I'm currently running a Dell laptop m3800 with the Intel Dual Band Wireless-AC 7260 adapter, 16 GB of RAM and Windows 8.1. Within this laptop, I'm running a Server 2008 R2 Standard ...
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490 views

How to connect my Hyper-V VM to a USB tablet (or device in general)?

This question might look like a duplicate but I checked and actually this should not be the case. Here I want to be able to connect a USB device (not a hard drive, but a tablet, a phone or an mp3 ...
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418 views

How to share VPN established in VMware guest VM with host

Is there a way to share a VPN connection which is established in a VMware guest running Windows 7 with the host running Ubuntu 14.04? I tried NAT and Bridge, but I cannot seem to access VPN endpoints ...
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68 views

Ubuntu VM Hangs on Boot

I'm trying to boot to a Linux virtual machine in VMWare Workstation 10 for some web development work. I had some problems with the VM I was using. I tried reinstalling Ubuntu in a new VM, and after ...
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73 views

Serial TTA0: connection to Virtual machine | Weird characters and no input

I have setup a serial TTA0: connection to an OpenVMS Emulator running in virtual windows. The console serial port is configured as follows: TTA0.type="socket" TTA0.port=":20000" ...
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213 views

Why does my Hyper-V suspend all its VMs once a day?

I experience a very strange problem when using Hyper-V on Windows Server 2008 R2. Every day, around 10.30pm, all of my virtual machines become unreachable for a few minutes. I have found out, that ...
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329 views

Create RAM disk on the VM, or on the host?

I am interacting programatically between two programs (Matlab, and ISpice), where one program writes a file to disk then the other reads it and writes another file to disk, which is read by the first. ...
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947 views

Running OpenGL Apps on Android x86 4.4 R1 in virtual machine

I want to use Android x86 on a virtual machine on Windows 8.1 Pro, but I have Problems with OpenGl. I use the news Android Version (x86 4.4-r1) but I had also tried RC2. Android x86 is always ...
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3k 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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305 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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2k views

Trouble setting up more than 4 network adapters in VirtualBox (XP Guest)

I've been trying to setup the 8 network adapters that VirtualBox is supposed to support, through the command line. I need them as bridged networks (because I use them to forward ports from a server ...
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0answers
965 views

Bridging my VM with an OpenVPN adapter

Beginner user here,I start to slowly learn about networks, virtual machines and so. Here is my set up. I have a host system, running Windows 8.1. On my host system is installed OpenVPN, with a ...
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193 views

VirtualBox error with Ubuntu virtual machine

I am trying to work on a coding project and cannot open my Ubuntu virtual machine with Oracle VM VirtualBox. I took a snapshot yesterday at about 11, and it was working fine. Several times I closed ...
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2k views

How to install Remote Desktop Virtualization Host role service in Hyper-V 2012 R2

I am using the free Hyper-V 2012 R2. I am trying to add RemoteFX 3D Video Adapter to one of my VMs. I have installed a dedicated GPU for this. However when I go to "add hardware" I get the error: ...
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4k views

Ubuntu 13.10 is very slow under VMware / VirtualBox running in a Windows 8.1 host

I am the recent owner of a new Levono Yoga 2. The specs of this are: 4th Generation Intel Core i7-4500U Processor (1.80GHz 1600MHz 4MB) Intel® HD Graphics 4400 8.0GB PC3-12800 DDR3L SDRAM 1600 MHz ...
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2k views

Virtual Box Failed to create VirtualBox COM object

I am running Windows 7 64 bit (on a laptop). I just downloaded the latest virtual box binary and it installs but does not start. I get a Caller RC: CO_E_SERVER_EXEC_FAILURE whenever i start ...
2
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0answers
2k views

Accessing VM on host machine through IP address

I'm trying to set up a CentOS VM with VMware Fusion and get access to it through the host. I was following a tutorial online for this as this is my first time doing this. When I try to access the IP ...
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0answers
56 views

Differences between encrypting an actual PC vs a virtual one?

Are there any differences between using for example TrueCrypt to encrypt the system drive of an actual PC and a virtual one running on ESXi? Are there any security advantages/differences?
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472 views

VirtualBox E_OUTOFMEMORY

I've tried running both 4.2.14 and 4.2.16 on Windows Vista Home Premium, SP 2 (64 bit). Shortly after starting a freshly-installed VirtualBox, I get a Failed to load the global GUI configuration ...
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140 views

Can you run a virtual machine created in VMware Workstation 1.0 in the latest version (9.0)?

If you have a virtual machine which was created with the very first version of VMware Workstation back in 1999, is it still possible to run this machine in the latest release of VMware Workstation ...
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0answers
159 views

Nested virtualization not working

I installed virtualbox 4.2.10 on OS X 10.8.3 and I am running Ubuntu 12.04 on it as a guest. I have hardware virtualization enabled for the guest, as the screenshot shows But when I login to the VM ...
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votes
0answers
52 views

Is there a way to use an external computer's compiler and fetch results?

I have to use Windows 7 for some reason, but sometimes I need to compile and execute simple programs using C language, which are supposed to work in Linux. All of them are console applications, don't ...
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203 views

curl works but ping/urllib2 don't, in a virtual machine

I have a Crunchbang 10 VM running on VirtualBox on a Windows 7 Home host. I have a python script that uses urllib2 that was failing, and discovered that: ordinary browsing and curl work normally on ...
2
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76 views

Connect Web Service written in Guest OS of VMware from Host OS

Guest: Open SuSE 11.4 My Web Service, written in Web Services in Java in VMware Workstation 6.5, is in Guest OS. Host: Windows 7 Tomcat project As a beginner, how do I publish VM Web Services ...
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380 views

Automatically default back to QWERTY keyboard layout to prevent irritation to other team members?

Is there an existing script or software out there that can be run on login or logout to remove the DVORAK keyboard layout and revert to the QWERTY keyboard? I use the DVORAK keyboard layout, and I ...
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0answers
234 views

Scrolling makes VMware Player leave fullscreen

I am using the VMware Player which comes with Workstation 8 to run Mac OS X Lion for which I don't have trackpad drivers. Therefore, scrolling doesn't work, which is a pity but not my issue here (I do ...
2
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0answers
288 views

Virtualbox, using the same keybord layout of the host in the guest os

I'm using Virtualbox 4.1.12 on Debian x64 and my host OS is Windows XP Professional 64-bit. On Debian I'm using a custom keyboard layout that I set on system startup through the command setxkbmap. ...
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900 views

Convert OEM Windows XP box to virtual machine?

I know I can technically convert an existing Windows XP box to a virtual machine. (e.g. VMWare converter). What I do not quite understand is whether I can then actuall use this image/guest. The ...