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

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Resizing physical partition from Virtual Machine

I would like to use a GParted live CD to resize some partition on my laptop. Unfortunately I don't have an USB disk/CD to write the image on. Is there a way to boot gparted on a virtual machine and ...
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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 ...
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2answers
29 views

Using hard drive in virtualbox

I have a virtual-box virtual machine with Ubuntu OS. I have configured a vmdk virtual hard drive. I need to use a HD I added to my PC on my virtual machine. How can I mount this HD to my virtual ...
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32 views

Remote USB debug for Android

I intend to develop Android but my computer has limited capabilities (low on disk space and CPU resources), so I thought of the following: I use a virtual machine in the cloud (preferably Azure) ...
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2answers
3k views

How to connect to internet from Ubuntu which is installed in a virtual machine using VMWare Workstation?

I have installed Ubuntu 9.04 on a virtual machine using VMWare Workstation. I have Windows 7 as my host OS. I want to connect to internet from Ubuntu. Can anyone please gives steps for connecting to ...
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91 views

Encrypting a VM and folder

Problem: I have a VM that I want to use to store extremely sensitive data. What I would like to have: Full VM encryption, as well as encrypting a specific folder on the VM so that it can only be ...
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1answer
20 views

In VMware does a shared folder between a guest and host OS take room on both file systems?

Let's say I have a host system with a 100GB of free space and a guest system with 60GB of free space. In the guest system if I were to download a 1GB file and put it in a shared folder, how would this ...
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14 views

VirtualBox Vista Guest can't see host network

I virtualized a Visa Ultimate machine and need to run it via Virtualbox on a Windows 7 host. Both are members of a domain administered by SBS 2011. For some reason the Vista VM would only see the ...
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1answer
29 views

How can i backup a ESXi VM to an attached USB storage

I have Esx installed on IBM 3450 server. I want to make backups of my VM on attached USB device in server. My network speed is very less so i can't backup and copy through network. Is it possible ...
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2answers
3k views

VMware Authorization service not running

Today when I tried to start a VM in VMware Workstation 9.0, an error popped up (image attached below) saying "Vmware Authorization service is not running". I tried opening services.msc and tried to ...
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3answers
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How to share a VPN connection in a VMWare Guest VM with the Host

The need - This question is relevant for all of those who want to bypass their corporate's annoying VPN, and access their work/corporate network from their private computer, especially if the ...
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Accessing an unrecognized device in a VM from the host

I am running windows 8.1 and am using Oracle VM VirtualBox. My VM is running windows 7 because there is an even bigger issue with compatibility with fastboot and windows 8/8.1 . Anyways, my question ...
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15 views

Which port of esxi server i can use with veeam backup

I have esxi server on my server. I can connect to it via vsphere client suvvessfully. I have just installed veeam free backup and it tries to connect via same ip and port 443 But it says can't ...
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1answer
198 views

ramdisk device creation failed due to insufficient memory. Status 0xc0000017. When i try to start windows server 2008 R2

I have the following:- VMWare workstation version 9 , with windows server 2008 R2 data center installed. I have installed the windows 2008 R2 inside the VM using an iso image. The host is windows 7. ...
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3answers
2k views

VirtualBox OSE: Install Guest OS On Headless Host Via VNC?

I've remotely installed VirtualBox OSE on my Gentoo box at home. I have everything set up and ready for the OS. However all the documentation I've read seems to say that you can only use the PUEL ...
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1answer
16 views

How can create virtual machine from ovf in ESXI via vsphere client

I had virtual machine exported in OVF format Then i went to vsphere client and click on Deploy OVF template. Then i choose the ovf from my local window machine and vmware starts uploading that to my ...
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A way to simulate slower pcs using my application [duplicate]

We are looking for a way to emulate a slow PC, using any virtualization technology. Our goal is to cap the network speed and simulate a CPU with fewer GHz.
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0answers
13 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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2answers
22 views

Get a windows 8 host to access a website hosted in a windows server guest

I am running windows server 2012 as a guest(using Oracle Virtualbox) on a windows 8. I have a website hosted on the guest OS which i can access in a browser inside the guest. I would like to be ...
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11 views

Seeding RNG with clock in application running on virtual machines, reliability issues?

How reliable is using the current time to seed random number generators for applications to run inside a virtual machine. The application is not related to security, and the virtual machine settings ...
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2answers
6k views

Can't ping guest OS in VirtualBox, but guests can ping host

Host OS: Windows 7 Guest OS: Ret Hat Linux (RHEL 6) and Windows 7 I want to connect to both guest OSes. I tried to ping both guests, but it is not working. Both guests can ping my Windows 7 host ...
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8 views

Xenserver firewall consideration [migrated]

We are setting up Xenserver for a production environment with seperate VMs for a website, billing, control panel, mail. My question is, should we rely on each server's IPtables or is it necessary to ...
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11 views

How can i export virtual machine in virtualbox with snapshots

I have VM on virtualbox with 15 snaps shots saved. Now i can export to ova and ovf with export but that does not include all snapshots of parent VM. Is there any way so that i can put all snapshots ...
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13 views

Which Windows settings to apply inside a virtual machine?

I am looking for good settings to make within Windows when Windows is running as a virtual machine. My virtual machines are used in the following environment: used during Software development used ...
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3answers
40 views

Virtual Server or Not?

I have been in an argument with a very stubborn guy for a long time about whether his server is virtual or dedicated. He uses his Root server for gameservers, the servers have problems with lag. I ...
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3answers
392 views

virtual box stuck at “starting virtual machine” 0%

After upgrading to virtualbox 4.2.16 all of my VMs get stuck at launch. I tried downgrading to 4.1.26, but I still get the same problem. Screenshots: (not enough rep to post images) When I ...
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2answers
78 views

How to boot from CD even if BIOS doesn't allow this?

Recently I've helped user who had such problem: I have really old machine that has no USB ports and it's BIOS doesn't allow to boot from CD. However, it has Windows XP onboard. How can I install ...
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2answers
2k views

Client Hyper-V in Windows 8 : Synthetic Ethernet Port: Failed to finish reserving resources

I am unable to run any of my virtual machines with a network connection. I get this error when I try to start them: Synthetic Ethernet Port: Failed to finish reserving resources with Error ...
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42 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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5answers
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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 ...
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2answers
45 views

VirtualBox multiple VMs bridged to one NIC

I want to run some VMs on my computer, and let those behave like physical computers to the network. I want my normal DHCP to give them IPs, and I want to be able to access them as if they were ...
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How to Installthe newly released MS DOS OS on a Virtual Machine

Since Microsoft have released the source of 2 old versions of MSDOS for free, I downloaded the ZIP, converted the contents of the v20object folder to an ISO, created a new virtual machine with ...
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RDP can't reconnect after connection drops

We have a number of development VMs running which we typically access through RDP. After a few hours the connection will drop leaving us unable to reconnect giving the following message: This ...
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0answers
14 views

Is it possible to do vm backups on external drive on esxi

I have Esxi on IBM x 3450. I have datastore where i have stored my VM. My requirement is backup VM on either USB drive attached to ESXI (NTFS) -- (so that i can plug USB anywhere) Network shared ...
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1answer
2k views

Bad Block on Virtual Machine (Virtual or Physical Problem?)

I am dealing with a virtual machine that is receiving the following entry in the event log: TIME OF EVENT: 7/30/2011 3:47:05 PM EVENT LOG: System EVENT SOURCE: disk EVENT ID: 7 SEVERITY: Error ...
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1answer
58 views

is ajenti a cpanel/virtualmin replacement?

i am looking for a website account management on a server; i own and manage an almost classic "reseller" shared host VPS; i host several "Accounts", each account has 1 subdirectory, own domains ...
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1answer
33 views

Permission problems with a mounted NTFS VM volume

I’m trying to migrate a VMPlayer system to VirtualBox, but the migration isn’t working (I’ve already spent hours trying the small handful of solutions people have suggest and eventually given up). As ...
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2answers
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Windows 7 VirtualBox image won't boot and I can't boot in safe mode

I am trying to load a Virtualbox VM using a VHD file that was provided to me. The VHD contains an image for our dev environment on a Windows 7 OS. The wrinkle is that when I try to start up the VM, ...
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2answers
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Ubuntu 11.04 VM shows a black screen in VMware Player

I have a Ubuntu Server 11.04 64 bit VM running on VMware Player 3.1.4 that only shows a black screen. No matter what I try, the screen remains black. The VM has worked the first time. When I reset ...
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1answer
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How can I learn how to manipulate files and directories in Sage using VirtualBox?

SuperUsers: I thought about posting this here and at StackOverflow, and decided that here was probably more appropriate. I'm not a computer person, and I rarely post either place. I could not find ...
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2answers
468 views

VirtualBox does not start on Mac OS X

Suddenly and without notice, VirtualBox application doesn't start. First, it just didn't do anything. Not even an error message. I looked in the system log (/var/log/system.log) and I found these two ...
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2answers
179 views

Where can I get windows 1.0 ISO file? [closed]

I am pretty curious to see and try out windows 1.0 as a virtual machine on my VMware Workstation, but am unable to get its ISO file. Can anyone please suggest me a good place(except search engines, I ...
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2answers
3k views

vmware player won't run on CentOS due to missing /dev/vmmon, what could be the problem?

So I've tried installing vmware player 3.1.4 and 3.1.3 and both times had the same problem, when I try to load a VM I get the error "Could not open /dev/vmmon". When I ls /dev/ I can see there is no ...
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0answers
40 views

Vsphere Esxi 5.5 only shutdown permission to local user

I have created a normal user in ESXi, I want to allow that user to shutdown the ESXi server directly from console by pressing F12 key. I have given this permission (Host’ –> Configuration –> ‘Power) ...
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2answers
177 views

what is the fastest way of sharing files between VMs?

I've got four guest OS (2 Window XP, 1 Ubuntu VM, 1 FreeNAS) with guest additions installed on each, hosted on an Ubuntu server (12.10) using a headless VirtualBox (4.2.6r82870) setup. Currently, I'm ...
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Jumphost VM not able to communicate with LAN

I have setup a jumphost VM on WinXP. It has 2 NICs. NIC1, which is the LAN, has the following IP settings: IP: 10.0.0.1 /24 (No default/ DNS configured) NIC2, which has external connections, has ...
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1answer
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All VMware (Player) Machines are “corrupt”

I have been using VMware to run a virtual machine for testing my apps, but suddenly, when I start up my VM Instance, it runs for a short while, then starts showing: The operation on file ...
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2answers
4k views

XP VM not detecting USB keyboard or mouse from Windows 7 host

I've been using a Windows XP Pro VM (32-bit, SP3) for months on my work PC (Windows 7 64-bit) with no problems, with a PS/2 keyboard and a standard optical USB mouse. Today I copied this VM onto my ...
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0answers
21 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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0answers
20 views

Windows 8 Hyper-V sporadic network connectivity

I have a Windows 8.1 pro host and an 8.1 pro VM. I'm using an external virtual switch to allow the VM to connect to the network and get internet connectivity. When this works, all is dandy and I can ...