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

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Vagrant vbox 45-50% CPU usage

I am running a headless Ubuntu server box on my Windows 7 64 bit PC with Vagrant. My PC has 8 GB ram and Intel Dual Core 3.16Ghz E8500 processor and PAE. The problem is that VBox routinely uses btw ...
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213 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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144 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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156 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 solution....
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1k 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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2k views

how to install portable virtual box on LINUX HOST

I'm looking for info on Google. I can only find solutions on how to do it on a Windows host, but I want it done backward. I run Linux (Ubuntu) and I want to create a portable virtual machine to ...
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285 views

No Linux variant works on my Virtual Box - System freezes after booting

No Linux variant works on my Virtual Box - System freezes after booting.. I'm currently running Windows 8 on a new laptop with Intel Haswell and Nvidia Maxwell architecture. Also the system has 8 GB ...
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432 views

How to expose local loopback to (VirtualBox) VM connecting to host via NAT (VirtualBox NatNetwork)

I'm using the VirtualBox NatNetwork type to connect most of my VMs to the host (with the required ports set up for forwarding). I'd like to know how I can connect to the local loopback ("localhost") ...
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152 views

VirtualBox mounted with Vagrant reach maximum diskspace

Today my Windows build machine reached its disk space limit. It turned out that I had more than 400GB in the folder C:\Windows\System32\config\systemprofile\VirtualBox VMs During the build process, ...
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35 views

Increasing image size inside of WINE

I have an application designed for Windows XP, that needs to be ported to a Mac running 10.9.2. I found WineBottler and have created a package for the app, which works perfectly with the exception of ...
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135 views

dhcp no lease because of not-DAD mode

My virtual machine does not receive an IP lease anymore. Manually requesting a new ip lease by 'ifdown/ifup eth0' or 'dhclient eth0' or 'service network restart' don't work either. The error is ...
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24 views

Snapshotting virtual disks mounted in Windows without using vritualization?

I know that you can mount VHDs in Windows, but you can't create snapshots on the go, like in virtual machines. You have to unmount it first, create a differential VHD using Diskpart and mount it again....
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348 views

Is there a way to get host Hyper-V UUID from linux gest?

I have a CentOS 6.4 runing on Hyper-V VM. If I export the VM to other Hyper-V server, the UUID keeps the same. Is there a way to avoid this, or use other identifyer to know that the host hardware have ...
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1k views

SCCM 2012 R2 Task Sequence fails with error 0x80070032

I'm trying to capture an image for using in SCCM 2012 R2 to deploy computers in my organization. I have a build and capture task sequence set up and deployed it to my unknown computers. When I try ...
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398 views

VPN access kvm guests

OpenVPN is installed on my host system running kvm as virtualization and I've several guests with static/public (Bridged) and private IPs (NAT), every guest uses Samba to share some folders. how can ...
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76 views

VirtualBox host key stops working

I'm running an Ubuntu virtual machine on a Ubuntu host on my laptop. A majority of the time when I switch from my host to my virtual machine (full screen) the host key stops working. Now that I'm in ...
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87 views

Can I use the same VHD file to switch back and forth between boot to VHD and a Hyper-V virtual machine?

I'd like to physically install Windows 8.1 Pro and convert my existing physical Windows 7 machine to a VHD as I'd like the convenience of using a Hyper-V virtual machine to access it without having to ...
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98 views

Public access issue for ESXi guest host

I have a ESXi server with two NICs. Recently, I configured reverse proxy based on Apache, and in order to test it, I started using both NICs for public and private connections. I created a public VM ...
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214 views

Is it possible to use bare-metal XenServer's virtual machines on the same computer and how?

Can I install XenServer on a machine as a bare-metal installation and create and use its virtual machines on the same machine or I need to use the VMs with XenClient over a network connection? I mean ...
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113 views

Virtualbox VM not booting from separate hard drive

I have a bit of a problem with Oracle's Virtualbox. Before I upgraded my pc with an SSD I ran VB with 64-bit Ubuntu on my Win7 system, all worked good etc. Now I'm running my pc off the SSD which I ...
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48 views

Access a shared Win 8 folder from server 2012 in Hyper-V?

a preface: I've never used Server 2012 (S2k12) so I'm a total noob with it. I'm running S2k12 in a Hyper-V VM (logged in as admin), and need to access a shared folder on my Win 8 host which has full ...
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248 views

Can you explain me VMWare Performance Counters in Windows?

I am having a guest Windows Server 2008 R2, i.e. VMWare virtual machine Can you explain me VM counters vs. non-VM-ones, in the case of "% Processor Time" (under "VM Processor" section) vs. "% ...
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106 views

VM Join Domain and Connect to Internet

I'm not really strong in networking and virtualization but I need to solve this case. I have 4 servers in my VM with 1 of it as Domain Controller and 1 of it need to be connected to internet. I ...
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297 views

ESXi connect to external management network from internal VM

My ESXi server has two vSwitches: One has a physical NIC attached which I labelled "external". The other has no NICs attached which I labelled "internal". My external network is in the subnet 192....
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88 views

Hidden Files In XP Mode

I'm currently using a Windows 7 desktop at work, with an XP Mode virtual machine to access the Netware network our company is currently trying to eliminate. However, I have to archive old files on the ...
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1k views

Problems connecting to Windows Update from an XP3 VM inside VMWare Workstation 9 on W7 SP1 x64 bit host

I am on Windows7 64-bit SP1 up to date w/ an AMD Turion II 540 Dual Core processor (x64). I have 4GB of RAM I am using VMWare Workstation 9 and created a new VM running XP3 Professional 32-bit from ...
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99 views

How to connect a physical device to a particular virtual network?

I'm trying to emulate a small network with 4 interconnected computers in VMWare ESXI server and accessing via vSphere. 3 of them are windows based computers with their own console and I managed to set ...
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907 views

Why can't I change the subnet IP address in the Virtual Network Editor in VMware Workstation?

In the Virtual Network Editor in VMware Workstation (version 9.0.0 build-812388), I want to change the subnet IP address or one of my host-only virtual networks from 192.168.203.0 to 192.168.124.0 (...
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193 views

Memory management with virtualbox and vagrant

I'm running vagrant with virtualbox on ubuntu 12.04. When the VM isn't running, the system's memory usage is around 2 GB. I've set swappiness at 10% and the VM's memory at 1 GB. When I fire up the VM, ...
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293 views

VirtualBox, multiple OpenVPN connections and network config

We are setting up a system for software acceptance testing. The test computers will run Win7 or Win Server 2003 R2. The test computers will have multiple VirtualBox VMs on which the programs under ...
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97 views

SQL Server Continues to Swap RAM After Using a Virtual Machine

I have a dev computer running Windows Server 2008 R2 Enterprise and SQL Server 2008 R2 Enterprise, with 8GB of RAM. As I write code and use the database, SQL Server will use more-and-more RAM (which ...
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293 views

Access localhost with domain alias via VM

I have a local development environment that I have setup using MAMP on OSX, on the default Apache and MySQL ports (80 and 3306). In the hosts file I have setup custom domains for my sites, eg. 127....
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974 views

Mountain Lion VirtualBox VM on Windows 8 Host: Can't Mount iPad

I'm trying to set up an environment for iOS development. My Mac OS X VM is working excellently, but I can't seem to mount my iPad. The iPad does not show up under My Computer with iTunes installed. ...
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213 views

Using NTPD as a client on Cent OS without Undisciplined Local Clock any disadvantage?

The following is the NTP configuration. My server is a physical system, not a virtual machine. The following ntp-4.2.2p1-15.el5.centos rpm I am using. tinker panic 0 restrict default kod nomodify ...
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135 views

How to make a video capture of both a VM Host and running virtual machines?

I have the following configuration: Windows 8 Hyper-V host; Windows 8 Guest; Windows 7 Guest. What I want to do is a comparison video between Win 7 and Win 8 and how things have changed. For this ...
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47 views

Bind user to virtual box os

I have Windows 7 Host and Windows XP guest in virtual box. Is it possible to somehow bind a particular user to that guest OS. I want to create some test environments for particular users. The idea is ...
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213 views

Need help setting up bind in OSX for browser testing in Parallels Windows XP VM

Ok, this will be a somewhat lengthy question. First, some background: I am developing and testing websites on a Macbook (OSX Lion), using Parallels to run various installs of Windows for IE testing. I ...
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1k views

ASIO Driver in VMware / Routing Audio From Guest To Host

I'm attempting to use ASIO in Cubase 6 with a VMware Virtual Machine running Windows 7 64bit. After installing ASIO4ALL in the virtual machine, I loaded up Cubase and tried selecting ASIO4ALL as my ...
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2k views

Service 'Windows Licensing Monitoring Service (WLMS)' cannot be started

Since I'm looking to improve my Sharepoint knowledge, I downloaded the 2010 Information Worker Demonstration and Evaluation Virtual Machine (SP1) from Microsoft https://www.microsoft.com/download/en/...
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164 views

Guest slow after being idle for awhile

I've been playing with ESXi and Linux KVM to try to find out which one best suits our needs. With both of these solutions I've run into the same situation. After a guest has been idle for some time (...
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228 views

Portable VirtualBox with Ubuntu on two machines

I have VirtualBox Portable installed from vbox.me. I moved it on a USB drive and added a virtual Ubuntu. It works fine on the computer I created it, but moving the usb drive to a different the ...
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93 views

Sub-threading a Virtual Machine on Oracle VirtualBox

Salvete! I am running Oracle VirtualBox on my Windows7 x64 machine, and have created a VM running the same (for sharepoint development). I read in this thread that there is a way that you can create ...
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872 views

vmware host stuck after adding a virtual drive to client

I use ESXi 5.0 I created a virtual (400GB) drive (located on an iSCSI mapped drive), and tried to add it to a specific client on the host. The task has stopped at 11%. After over an hour, it seems ...
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107 views

One sided ping on VM

I have my PC (Windows 7) and a Virtual machine running on it with VM Player (Windows XP). I have a server running Windows 7 and virtual machine with Windows XP and oracle instances. PC - 192.168.1....
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598 views

Building a fast, affordable, and temporary Windows virtual testing environment

I was recently enrolled in an official Microsoft training course delivered by New Horizons. The learning platform offered labs on remote virtual machines. From my web browser, using Silverlight, I ...
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167 views

What is the best tool to perform an automated/unattended virtual guest os install?

I would like to be able to add (and remove) virtual machines from my Ubuntu (12.04) host OS using 'unattended guest os installation' method. What I mean here is to pass a command to the software via ...
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27 views

Share NIC from 32-bit VM?

My onboard NIC just failed after a lightning-related power outage and the only replacement NIC I have does not have 64-bit windows drivers. Could I run a 32-bit windows VM, connect to my USB NIC then ...
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653 views

Using Windows Multipoint for gaming

I have a pretty powerful computer and graphics card, my specs are 16gb of ram, and a 3.6ghz quad core processor. I also have 3 monitors. I was wondering if I could set it up to run League of Legends ...
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321 views

Virtual box lost files

I have been running Virtual Box on a Macbook Pro for a year or more, with an old version of Windows XP running on the virtual machine. Recently my Mac battery dies completely and I had left VB / ...
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8k views

Install Microsoft Java VM on Windows 7 + IE8

I cannot install Microsoft Java VM on Windows 7 and IE8. File xmldso.cab is blocked because it does not have valid digital signature to verify its distributor. Can you use something like group ...