Virtualization is the process of using software to emulate an entire computer, in which "guest" operating systems can run.

learn more… | top users | synonyms (1)

7
votes
8answers
10k views

How do I find the IP address of a virtual machine using VMware Fusion?

Can I determine the IP of a virtual machine using VMware Fusion without actually entering the operating system running on the virtual machine? I'm looking for a menu option, command line, or otherwise ...
3
votes
0answers
7 views

Xen VPS with 2 IPs from 2 different subnets

I am new to Xen and I am trying to understand how to add 2 different IPs on the same guest VPS. First, I am going to explain my node setup, which is a physical server with 32GB RAM and 2 NICs on it. ...
0
votes
1answer
41 views

Running a Virtual Machine and Hypervisor on the same machine

I've got a desktop and a laptop computer. Both run Intel hardware. I mainly do word processing, programming, watching videos and surfing the Internet (I don't play computer games). I would like to ...
1
vote
2answers
94 views

Live VM snapshot without pausing the VM

Which virtualization systems support taking a snapshot of a running VM without pausing the VM? As far as I know, both VMware and VirtualBox pause a VM while taking a live snapshot. Technically it ...
1
vote
1answer
14 views

VM engine that reuses installed OS

I am running a tripple-booting MacBook Pro. It boots between Ubuntu, Mac and Win7 (likely going to drop Win10 on it asap). Now I would like to do tasks in my Mac, my primary OS, while pulling updates ...
0
votes
0answers
13 views

Virtualization solutions for small businesses [on hold]

I am looking for virtualization solution for small businesses (10-20 workers). The goal would be to be able to use multiple virtual computers at the same time from different client computers. ...
4
votes
1answer
5k views

VT-X option not available in BIOS even if Intel Core supports VT-X

Im trying to speed up an android emulator using VT-X but there is no VT-X options in my BIOS. Even worse, my BIOS is almost empty! There is only the change password, which way to boot, information and ...
4
votes
1answer
3k views

Operating VirtualBox 5 on old Pentium 4 32bit CPU with 4GB RAM

Trying to operate VirtualBox 5 on old Pentium 4 32bit CPU with 4GB RAM. But spinning up 32bit Linux/Ubuntu VMs is so slow. Have adjusted allocation of RAM and hard drive settings and still too slow. ...
2
votes
1answer
40 views

Error opening Ubuntu 12.04 LTS on VirtualBox version 4.3.16

I was working on my Ubuntu/Virtual Machine, when my laptop battery has discharged. After that moment, when I try to open Ubunutu on Virtual Machine I get the following error: There is no virtual ...
2
votes
0answers
42 views

VirtualBox networking (inception computing)

I am new to world of networking and now I am trying to connect 3 PC`s together. I have windows 7 host that runs Ubuntu64-bit server guest, that runs ubuntu32 server guest. Win7- Host Only network ...
16
votes
2answers
14k views

How to get VirtualBox VMs to use host's DNS?

I use VirtualBox for my VMs. My office network setup is wireless, i.e. I connect to my company's WiFi network, which has a local DNS to resolve local names (such as something.mycompany.com going to ...
1
vote
0answers
14 views

KVM or Xen for VGA Pass-through

I'm in the planning phase of setting up a personal virtualization server. One of the virtual machines I want to setup is a Windows box with Steam. Ideally, I want to stream higher-end games to my ...
4
votes
3answers
4k views

Mac OS X Server 10.6.6 “disables” CPU in VMware Fusion

I installed Mac OS X Server 10.6.0 in VMWare Fusion the other night and it worked perfectly, until I ran Software Update. I upgraded to 10.6.6 through the combo updater, and now when I start the VM it ...
4
votes
8answers
36k views

VmWare - Internet connection not available in Virtual machine

I'm using VMWare. My host machine has internet connection. I have selected NAT in the virtual machine settings. What else do I need to do to get internet connection in virtual machine.
1
vote
1answer
2k views

Guest VMs unable to ping each other within a custom host-only network in vmware workstation

I have created a custom host only network VMNet2(without dhcp) in VMware workstation and connected my three VMs with this network. But the problem is I cannot ping any VM from any other VM, However I ...
7
votes
5answers
3k views

Why is Hardware Assisted Virtualization disabled by default?

Why would vendors by default set hardware assisted virtualization off? I have a Lenovo Thinkpad X201 (64bit) but it seems this is the case with other vendors too. I want to run some virtual machines ...
0
votes
2answers
3k views

VM share host's VPN connection

I am trying to get a (guest) VM running on my (host) machine to talk to a (remote) VM running God knows where on some server that is accessible via corporate VPN. I am able to SSH from the host to the ...
2
votes
2answers
4k views

VMware workstation windows host shared folders issue

My laptop is a Linux mint powered host and a windows 8 guest via VMware Workstation. Yesterday, I get the bad and stupid idea to upgrade my windows 8 to windows 8.1 final release, using the Installer ...
0
votes
0answers
110 views

How can I emulate Windows Server 2008 R2 with QEMU? / Cannot virtualize Win2K8 R2 using QEMU on Windows Host

I have used precompiled QEMU 2.2.0 (64-bit version) to emulate a PC running Windows Server 2008 R2. The Host OS is Windows 8.1 Enterprise 64-bit, and my CPU doesn't support Intel VT-x so I can't use ...
0
votes
0answers
5 views

Fault Tolerance in Virtualized Servers

I have read about virtualization though I don't have real life experience. One of the ways to achieve is by installing Hypervisor in a server machine and have management software in admin's machine to ...
0
votes
0answers
13 views

VPN on guest machine only

I have a Windows 2008 R2 server that does a fair bit of media transcoding, and serves the house via Plex server. I am looking at making a VM guest (windows 7 or 8) that will have a VPN client ...
0
votes
1answer
18 views

Access files in virtual machine from virtual disk files?

I was using vmware workstation, but I don't have a valid key anymore. I have files and data in there that I need and would prefer not to pay $250 to get a new license. Is there a way to access my vm ...
5
votes
2answers
7k views

VirtualBox command line error

I can run VirtualBox just fine, but when I run anything from the command line I get: VBoxManage.exe: error: Failed to create the VirtualBox object! VBoxManage.exe: error: Code ...
0
votes
1answer
54 views

VMware vSphere ESXi 6 and Horizon View 6 with PXE clients

I have used VMware vSphere ESXi server 6 trial with vCenter server and vSphere client 6 on Windows Server 2012 R2 locally and I could successfully get them to work, but I want to go one step further ...
1
vote
1answer
3k views

How can I tell if my Intel Core CPU supports SLAT?

I am planning to create Windows Phone 8 applications, which are developed alongside Hyper-V. However, my current Core 2 Quad doesn't support a required feature called SLAT. How can I be sure the ...
0
votes
1answer
47 views

Providing 512MB of video RAM with VirtualBox

I'm attempting to use VirtualBox to play a game on a Windows guest machine, running under an OSX Mavericks host with 512MB of video RAM. The game requires 512MB of video RAM (although it doesn't do ...
0
votes
1answer
36 views

Virtualbox: deleted snapshot, vm won't boot

The problem I accidentally deleted the snapshot file located at <virtualbox-folder>/vms/<vm-name>/Snapshots. When I try to start the VM (which the .vdi file is intact), the following ...
1
vote
2answers
3k views

How to activate VT-x on a Acer Aspire E1-571G?

How to activate the hardware virtualization an this laptop if on the BIOS i don't have any options...It's very simplified ( the only tabs on the BIOs are those: I searched and the processor ...
1
vote
2answers
1k views

cannot start virtual machine windows 8 hyper-v laptop i5

I recently bought an Asus laptop equipped with i5-3317u 1.70GHz and Windows 8. Upgraded to Windows 8 Pro and added the hyper-v feature. Creating a VM goes OK but trying to start it, it fails with a ...
-1
votes
0answers
29 views

No Intel virtualisation options present in BIOS under 'CPU setup'

I want to install Windows 8 in VirtualBox. In the process of doing this, I checked my BIOS and there's no Intel virtualization menu in CPU setup settings. I have also checked in the 'Security' tab. ...
0
votes
0answers
18 views

Setting up emergency console access with xen [migrated]

On Gandi (or other providers) you can activate an emergency console to your VM. It binds a SSH channel to a temporary IP and port. I have my own server running on xen. I would like to implement an ...
9
votes
3answers
42k views

This virtual machine is configured for 64-bit guest operating systems. However, 64-bit operation is not possible

I have windows 7 64x professional Laptop , then i download a new VM on it , but when i try to mount an ISO imag for windows server 2008 i got the following error :_ **This virtual machine is ...
0
votes
0answers
28 views

Save qemu VM state like in Virtualbox

I am used to the Virtualbox "save machine state" exit strategy, which is a handy way to let the host reboot without shutting down the vm. I recently switched to qemu because of its VT-x in VT-x ...
1
vote
0answers
90 views

OpenVZ fails on container create (Unable to get appcache tarball name)

I have OpenVZ installed on CentOS 7.1. after i execute vzctl create 101 --ostemplate debian-7.0-x86-minimal i get command /usr/sbin/vzpkg exited with error 8 Unable to get appcache tarball name ...
1
vote
1answer
42 views

extracting info from virtualbox .sav file?

I have a .sav file of VirtualBox which I want to restore. But the problem is I only have this file (without any other info of the disk file and RAM size and so on). I tried to duplicate one of my ...
0
votes
2answers
129 views

What are the differences between Cloud Virtual Machines and Virtual Machines on a computer?

Google has a service that allows you to create Virtual Machine on his Cloud. There are many Virtual Machine Types like Browsers (StackBrowsers), Mobile Phone, Operating Systems. You can use the Cloud ...
-1
votes
1answer
31 views

Effective virtualization without VT-d

My configuration: Intel i5 M 460 processor (doesn't have VT-d). 4GB of RAM enough memory on HDD and SSD for everything I need. :D I'd like to make few virtual machine OS which I want run smoothly ...
1
vote
1answer
4k views

Cannot setup PCI Passthrough for display adapter in VirtualBox

VirtualBox supports PCI Passthrough and I'm trying to attach my graphics card to the guest OS (host is Windows Server 2012 and guest is Windows 8.1 Professional - so they should both work with the ...
0
votes
0answers
31 views

Trying to install PFsense on Proxmox…lost

So I've been bashing my head against my desk for the last couple of hours trying to figure out how to properly set the network interfaces for proxmox. I'm looking to do something really simple where ...
0
votes
1answer
27 views

Customize and sysprep modern.ie virtual machines say for VirtualBox?

Has anyone done this or know if possible and the steps? MS has VMs for testing IE on modern.ie site. They're clean base images one extract and imports into VM software of choice like VirtualBox to ...
43
votes
6answers
28k views

VirtualBox guest OS accessing local server on host OS

On my Ubuntu host I have my local webserver. I installed VirtualBox and Debian as a guest. I would like the Debian guest to be able to hit my webserver running on my Ubuntu host (for example, I just ...
0
votes
0answers
29 views

How can multiple Linux distros be run simultaneously & equally resourced on screen in a VM?

What is the easiest and/or best way to run several lightweight Linux OS's simultaneously in separate display windows, in a reconfigurable virtual hardware environment, while (and this is important) ...
0
votes
0answers
16 views

Can I connect to an external-HDD-based Hyper-V VM from any computer?

If I create a VM on an external HDD using Hyper-V, and now want to connect to it from a different computer using Hyper-V on that second computer - Can that be done, or might that corrupt the VM? If ...
5
votes
4answers
2k views

Why do virtual machine files on a ramdisk not run faster than on a physical disk?

I installed a total of 36 GB of memory (4x8 GB + 2x2 GB) onn the host (Windows 7) and I used ImDisk to create a 32 GB ramdisk and formatted it with an NTFS file system. Then I copied the virtual ...
0
votes
1answer
44 views

How to add an additional drive to an existing ZFS RAIDZ-1 in Proxmox?

I've a ZFS installation in Proxmox, in particular a RAIDZ-1 file system, for testing purposes (before going on production with this setup) I've added a new drive to the machine, but I'm blocked on ...
5
votes
2answers
2k views

Maximum amount of hard drives in 64-bit Linux?

Is there a maximum amount of hard drives that one can connect to a 64-bit linux machine? I'm not concerned with practicality, as my situation involves a VM.
14
votes
3answers
191 views

MAC addresses for virtual machines

As I understand it, MAC addresses are assigned to every physical device by the manufacturer. By extension, how are MAC addresses assigned to virtual machines - for example if I create a new virtual ...
1
vote
1answer
35 views

how do I copy large datasets between two VirtualBox virtual machines?

I have two separate CentOS 7 virtual machines running in VirtualBox that is installed in a Windows 8.1 host. How do I transfer large amounts of data from one of the CentOS 7 virtual machines to the ...
0
votes
3answers
2k views

How can I migrate a VMWare image from my PC to OSX VMWare Fusion?

How can I migrate a VMWare folder/image from my Windows PC to OSX VMWare Fusion? When I copy the files across there is nothing to import; none of the VMWare files are selectable/clickable.
0
votes
1answer
27 views

Move physical Snow Leopard installation into VirtualBox

I've got a physical installation of Mac OS X 10.6.8 (Snow Leopard) happily running on my MacBook Pro. I want to move this install (not install a fresh copy of OS X and moving my data, move the extant ...