A virtual machine (VM) is a completely isolated guest operating system installation within a normal host operating system. It is a software implementation of a machine (i.e. a computer) that executes programs like a physical machine.

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converting a Virtualbox to Xenserver

How can I use my virtualbox image in a Xenserver 6 or above? I mean is there a way to import the image to Xenserver? Secondly is there anyway we can import vmware image to Xenserver without using ...
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592 views

Unable to run windows 2008 R2 after Disk2VHD

I want to convert my physical domain control to hyperv, I created the VHD using Microsoft utility Disk2VHD, The VHD was created, I attached it to HyperV and was able to login. After login the Virtual ...
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57 views

CPU Spikes when Untar'ing File on Virtual Server

I have a RHEL 5.5 on VMWARE running with 64GB Memory. When we untar a file (part of a daily process) the CPU Load sometimes spikes - rendering the server essentially nonresponsive. The disks are ...
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Can a virtual machine (VM) “hack” another VM running on the same physical machine?

Questions: if a VM is corrupted (hacked), what do I risk on others VMs running on the same physical machine? What kind of security issues is there between VMs running on the same physical host? Is ...
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2answers
720 views

Use SSHFS on XenServer 6.1

On Xen Server 6.1, to backup my VMs, I use a script based on the following tools: xe vm-list to build a list of the VMs to backup xe vm-snapshot to take a snapshot of the VMs xe template-param-set ...
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1answer
153 views

LSI 3042 supported with Oracle VM Server

Trying to install an HP DL165 1U server with an LSI 3042 SAS card. I get to the install, selected a language, select a keyboard screens then it asks me for a location for the driver (it doesn't tell ...
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1answer
95 views

How to create a VM image? [closed]

I've tried Googling, but haven't found the answer I'm looking for. I want to create a VM image for our development setup at work, so we can spin up a new VM whenever a dev needs it with zero hassle. ...
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2answers
451 views

Mapping subdomain to a virtual machine

I Have one dedicated server running Windows Server 2012 with one public IP. This server is hosting a Linux virtual machine. Is it possible to point example.com to the Windows host and route all ...
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2k views

Windows Server 2012 Hyper-V stuck at stopping. Computer will not restart nor shutdown

I have a major problem with Windows Server 2012. If a VM is stuck at "Stopping", it is impossible to reboot or shut down the machine. During the shutdown process Windows goes to the screen which says ...
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3answers
2k views

RHEL 6 TFTP server on VMware vSphere 5 not accepting files from remote clients

I can put a file successfully from localhost. If I try from another host the client connects and the file is created on the server, but it is empty. The transfer then times out a little later. On the ...
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3answers
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Unable to ping VirtualBox guest with Bridged Networking

I'm running VirtualBox 4.2 on Windows Server 2003 and I am trying to ping the IP address of the guest virtual machine from the Windows host (ICMP is not being blocked). The guest is 192.168.0.1 and ...
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2answers
874 views

How to unbind Linux network interface from MAC address

I have some Fedora VMs setup ontop of VMWare. Sometimes, when software updates happen to VMWare, the VMs will get new MAC addresses. However, the default network configuration in Fedora is to bind an ...
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2answers
17k views

What is the proper way to change the product key for Office 2010 Professional Plus?

I am trying to clone a VM. I've done sysprep successfully and all is well with my new box, except Office 2010 Professional Plus product key did not get wiped by sysprep (not too surprising), and I am ...
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2answers
848 views

configure iptables to allow in/out bound connections from the WAN (web) and only a couple pcs on the LAN while blocking anything else

I have a Xen server with several Virtual Machines on it sitting along side normal pcs on my LAN. The VMs host content bound for web access. Httpd is one of them so lets use that as an example. I ...
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1answer
837 views

Cannot give more than 32GB of RAM to a Debian squeeze under Xen 6.1

Under XEN 6.1, I tried to give a debian squeeze VM more than 32GB of RAM. But the Xen Center gave me this: "The amount of physical memory allocated to this VM is greater than the total memory of its ...
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1answer
218 views

Allow user requesting multiple virtual machines from a pool in Ovirt/RHEV

In RHEV with a user I can request a virtual machine from a pool but if I try to get a second virtual machine, fails with this message: User is already attached to this VM-Pool. There is a way to ...
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1answer
237 views

Previously I was able to remote into my azure virtual machine (windows server 2008r2) but now I get remote logins are currently disabled

Up until today I was able to remote desktop into my windows server 2008 r2 virtual machine running in Azure and I was messing around with the settings for remote desktop session timeouts and now I get ...
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1answer
2k views

Can Proxy Authentication be bypassed using virtual machines?

My Institute uses Proxy Authentication for monitoring individual browsing activities. This usually means I need to enter my username and password for using any internet related things. But recently I ...
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1answer
2k views

KVM/libvirt host has vnet for each guest?

Totally new to KVM here, so maybe there is nothing wrong with my set up, but I am running 10 guest VMs on my Ubuntu 12.04 server via KVM and I just noticed that ifconfig returned a plethora of ...
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1answer
420 views

migrate a VM from Server 2012 to Windows 8 pro

is it possible to migrate a VM from Server 2012 to Windows 8 pro (both in the same domain) Live migration does not seem to be a feature on Windows 8 (only on Server 2012) and when I try to move it ...
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2answers
4k views

converting KVM virtual machines to VMware-vsphere

I am using KVM on Ubuntu Server 12.04 and Virtual Machines are running on it in LVM. I want to migrate of them to Vmware-vsphere. How can I achieve this. Can some one suggest as where do I begin?
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24 views

Seeking Guidance on Moving Applications and Files from one Virtual Machine to Another

I'm using a service that provides virtual machines via VMWare. I have an older VM who's OS and tools need to be upgraded. However, I also have tons of applications, files, web server and other stuff ...
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2answers
417 views

Failover Azure VM running SQL Server?

I'm currently looking at hosting an SQL Server database on an Azure Virtual Machine Instance and connecting the website via two load balancing web-roles. Due to various limitations in our application ...
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1answer
47 views

Automatically restore for vmdk file

I have vmdk file of Linux server that was created by ESX or ESXi by service team. Later we will do the changes on the server but we will need to restore to existing snapshot which corresponds to ...
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1answer
523 views

how to create a samba share to the /home directory

So i'm a developer, not a dev ops person so i'm out of my element. Thanks in advance for your patience. I'm running windows 7 and set up a vmware player to run an ubuntu 12 virtual machine. I've ...
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54 views

Remote Desktop Connetion Software Detection [closed]

I´m using windows server 2012. And I have hyper V with x machines. That people connect to work. I have software in that machine, is possible for that software to know if that is a remote connection , ...
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1answer
796 views

Getting ipv6 only on ubuntu server with vmware bridge connection

I have ubuntu server 12.10 on vmware. When I have NAT network configuration I get ipv4 address (checking ifconfig eth0). With bridged connection I get only ipv6 connection, but I need an ipv4 ...
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1answer
333 views

I am unable to ping two machines each other despite they are on same domain network

I am having two VM's equipped with 180 trial versions of Windows server 2008 R2 SP1. In one i have configured active directory domain services and ran dcpromo.exe on it and added the other server to ...
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2answers
141 views

How to remove 2003 server roles without cd-rom?

Trying to remove a few server roles on a 2003 server but its asking me to put the cd-rom disk in. Wondering if there's another way to remove roles without putting the cd-rom as it's a VM and I don't ...
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2answers
3k views

How to mount an NFS share in a VM guest?

We have a machine with Win7-x64 installed. On this machine, with VirtualBox, we're running a guest Fedora-x64. We've defined an NFS share on this Fedora instance. Here is the entry in /etc/exports: ...
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2answers
3k views

What are the benefits of using Puppet and Foreman in deploying virtual machines?

I am new in using virtualization technologies. I have read about Puppet and Foreman. If I am not mistaken, these software are used to automate the process of installing and configuring servers, for ...
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674 views

How do I change a xen vm storage from hda to sda?

I am trying to import an ovf appliance created for VMWare into our Xen infrastructure. The imported image uses hda rather than sda, and the appliance has some hard references that appear to be ...
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43 views

Allow VM2 access VM1's SQL Server Database

I have two VMs running on a Mac Server using VM Fusion 4. Both VMs are running windows 7, and I have SQL Server 2012 installed and data imported into VM1. Right now, I'm trying to figure out a way to ...
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2answers
305 views

Writing directly to a VirtualBox disk

I have a need to write to a VirtualBox guest's harddrive after a snapshot is taken (I cannot modify the original backing file (VDI, dd, whatever). I was hoping there was some way in VBox to modify ...
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1answer
22 views

Directing a live domain to a virtual machine via hosts

Here's the goal: I want www.foo.com, which exists in the wild and is currently redirecting to www.foobar.com in the wild, to resolve to my vm site. The VM version of this site is a complete rebuild ...
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1answer
276 views

Windows Azure: file share, named pipe between virtual machines

I'm not able to get named pipes working within a single VM or across 2 VMs within Azure. Availability set is not an option. So, if the VM name is testVM.cloudapp.net, the named pipe is failing with ...
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4answers
3k views

Hardware vs software license keys in a VM environment

I am working with a vendor who is supplying a server-based application which requires licensing for activation. There are two options, software-based licensing and hardware (USB-dongle) based ...
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1answer
848 views

Exporting virtual machine from Windows Azure to Amazon

As documentation says: You can import VMware ESX and VMware Workstation VMDK images, Citrix Xen VHD images and Microsoft Hyper-V VHD images for Windows Server 2003, Windows Server 2003 R2, Windows ...
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1answer
894 views

How to make this multiplayer flash game publicly available? [closed]

I have made a ActionScript 3.0 Flash game and implemented multiplayer functionality using SmartFoxServer. Now I want to put this game on my website which is hosted on 000webhost. My game works ...
2
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1answer
4k views

VMWare vCloud Director - Force delete of an object

i'm currently rolling vCloud Director and run into some strange issues. As you might know, in vCloud Director Provider vCDs use vSphere ressource pools. The problem is that if you temporarily disable ...
2
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1answer
2k views

Backup and Recovery Strategy for a VPS

I have several small virtual private servers running ubuntu 11.04. I currently have VirtualMin managing the backups for the server, however, it only backs up the users' home folders and the ...
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4answers
766 views

Will virtualizing a server mean another OS layer to patch and update, more work and greater risk?

I've done a search and have not found anything addressing issues regarding patching and system updates. I've got guidelines that say servers need to have necessary patches. If I have a VM host then ...
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1answer
214 views

Convert clustered LVM volume group to stand alone

I am running clustered LVM, and I need to convert my cLVM VGs back to stand alone. It appears that I should be able to run "vgchange -c n " with out losing any LVs. The only thing I need to do is ...
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2answers
2k views

How to create new domain w/ Hyper-V 2012 hosting the DC server?

I have a small business client that's being spun off to run independently from a larger organization. They want to start from scratch and will be on their own premises. I'll be setting up a new 2012 ...
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1answer
1k views

How to Copy Files from a Isolated VM on an ESX Server

We have a Sandbox built on a ESXi (5.0) server and have a VM((A Domain Controller) on it. I want to copy the files on that VM to my workstation. Is there anyway to do that? I can browse the data ...
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1answer
6k views

Why does ProFTPd stop at Entering Passive Mode on Debian on a Windows Virtualbox? [closed]

I have installed Debian Squeeze on a Windows computer with Oracle Virtualbox. Then I've port forwarded port 21 on the NAT adapter. In Debian I've run: apt-get install proftpd Then I uncommented ...
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1answer
500 views

Can't lock vz with proxmox

I would like to backup my virtual servers to move them away. And when i have started the backup process then i only see this every time: Feb 09 08:40:34 INFO: Starting Backup of VM 101 (openvz) Feb ...
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415 views

VirtualBox VBoxManage: How can I see the current configuration?

VBoxManage provides some additional configuration possibilities for VirtualBox, for instance activating of symlinks in shared folders (is still not working for me...): ...
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3answers
170 views

Separation of VM Servers [duplicate]

Our company is getting ready to upgrade our infrastructure by moving away from physical machines, and into load balanced VMs. We are trying to decide how many VMs we need, and I am curious how others ...
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0answers
110 views

Storage vMotion fails with a DMotion error

I've ran into an issue where several servers that I've been trying to migrate to different datastores the past few days are unable to migrate properly. Rather than migrating like normal, the servers ...