Questions tagged [virtual-machines]

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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8answers
15k views

Light Weight Virtual Machines / *nix Distributions [closed]

Does anyone maintain a list of Light Weight *nix distributions, ideally just a VM that can be downloaded.
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2answers
43k views

Running Mac OS X on Hyper-V

I have my workstation setup with a Windows Server 2008 running Hyper-V. Now I really want to install OS X for testing purposes. Have anyone had any success running Mac OS X in an Hyper-V environment? ...
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2answers
861 views

Mouse wheel in VirtualPC (mostly) does not work on 64-bit Windows 7 RC

I have recently upgraded my laptop from WinXP Pro (32-bit) to Windows 7 RC (64-bit). I have a number of VirtualPC 2007 images that I use for testing on various platforms and looking at beta software. ...
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10answers
55k views

Running 100 virtual machines on a single VMWare host server

I've been using VMWare for many years, running dozens of production servers with very few issues. But I never tried hosting more than 20 VMs on a single physical host. Here is the idea: A stripped ...
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1answer
2k views

Cannot uninstall System Center Virtual Machine Mananger (SCVMM)

I wanted to install the new SCVMM 2008 R2 RC, so I thought I would uninstall SCVMM 2008 to do a clean install. When I try to uninstall it I get the following message: [Window Title] Microsoft® ...
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2answers
8k views

Naming Convention for Virtual Machines

What is a good naming convention or scheme for a virtual machines? We are building a cluster of virtualization hardware servers in our headquarters and a similar cluster in each of our state offices (...
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3answers
193 views

Odd request. iMac physical machine, want to bootcamp to windows native, then run mac os X in VM

I think the subject says it all, but I couldn't find any info quite fitting my desire anywhere. It's hard to search for this and not get tons of articles involving hackintoshes or running a VM on mac....
22
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11answers
34k views

Sync LVM snapshots to backup server

I have a number of Xen virtual machines running on a number of Linux servers. These VMs store their disk images in Linux LVM volumes with device names along the lines of /dev/xenVG/SERVER001OS and so ...
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4answers
2k views

Can I run a Diff between a VM and its backup?

I have a program which I've been using for over a year that I recently discovered is laced with a virus. I do not want to reformat the entire computer mostly because even if I backed up the data, I ...
2
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3answers
15k views

How to reduce virtual machine disk size (Hyper-V)

I have server 2008 that runs several virtual machines. Due to an error each machine was allocated with a lot of disk space. I want to change the maximum size limit of the virtual machines but I ...
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1answer
199 views

Running Fedora Directory Server in a VM

Does anyone have any experience in running Fedora DS in a VM? Are there performance issues? I imagine I/O might be problematic. We are looking at deploying Fedora DS onto ESX3 virtual machines. While ...
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17answers
3k views

Virtualization Pitfalls/Lessons Learned

What are some pitfalls or lessons learned after converting existing hardware to a virtualized environment? Is there anything you tried to virtualize but will never do again?
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10answers
1k views

Does running one Virtual Machine on a HYPER-V box make sense?

I am considering running HyperV for all my servers, because backup and disaster recovery plans are easier, when I can move the images around to any hardware and not have to worry about drivers. ...
1
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2answers
685 views

Cloning SharePoint (WSS 3.0) and Hyper-V

I have a VM with SharePoint (WSS 3.0) installed on it. What is the best way to clone the VM so that the cloned machine has a new SID etc? Running NewSid on the VM breaks SharePoint. Is it possible ...
0
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2answers
439 views

Virtual PC Performance Issue on 64-bit Vista

I am running 64-bit Vista with 8 GB ram and 4 cores. It supports hardware-assited virtualization. Using Virtual PC 2007, my newly built 32-bit Windows XP Pro VM is running incredibly poorly. Even the ...
7
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4answers
12k views

Virtual Machine guest optimization tips

I've installed Windows7 in VirtualBox 2.2.4 and worked like a charm. But compared with my WindowsXP virtual machine, the performance is slow. I've installed Windows7 in (non-virtual) machines and the ...
7
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6answers
4k views

Best way to “virtualize” existing system?

I have a fully patched, pristine Windows XP box and would like to create virtual machines that have the exact same setup, OS and software - just differ in disk size, available RAM. The virtual ...
5
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3answers
441 views

Linux Kernel Virtual Machines

I've been running KVM for a few of the management servers at work, I've actually been very happy with it all around, and now want to move to the next phase, and deploy some heavy services (data-mining,...
0
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8answers
271 views

virtualization question

I am setting up a multiple machine environment on my Vista box to save additional H/W cost. And I plan to use Microsoft virtualization technologies. I am using Windows Vista x86 Enterprise as host ...
8
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3answers
9k views

All sub-domains to one IP in hosts file?

I've got a VirtualBox VM running with host-only networking. This VM is running Apache, and I want to setup a bunch of name-based virtual hosts in it that can be accessed from the web browser on the ...
7
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13answers
10k views

Suggestion for a simple LDAP server and client

Trying to set up a headless LDAP server on a linux virtual machine (vmware). Small scope, but needs to be reliable and easy to use. Strong preference for simplicity over features, command-line over ...
2
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6answers
2k views

Can a Virtual HDD be shrink down?

I have a Virtual machine and i am using VMWare Workstation to run it. The vmdk file, which is the virtual hard drive, is in excess of 40GB. When i start the virtual Machine i can see that i have only ...
2
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2answers
201 views

Windows XP Freeze on Bootup

Every time I boot my minimal-install Windows XP virtual machine it takes 70 seconds of me looking at my windows desktop before I can actually use my mouse and/or do anything. Is there a way I can fix ...
6
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6answers
331 views

Is it possible to have a Single Anti-virus program for many VMs?

Sorry if I am asking a dumb question. Generally We use a physical server and create multiple virtual machines on that.(I am addressing the most simplest scenario) The operating systems and the ...
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11answers
10k views

Any way to run Linux as a Virtual Machine on top of Windows so can have best of both worlds?

Since Linux has a lot of useful tools, while Windows has a lot of apps (like Chrome), instead of buying another machine to run Linux, is there a way to run it as a Virtual Machine on the PC? The ...
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2answers
2k views

Is it possible to set a permanent MAC address for a VMWare virtual machine?

I have some software running on a Windows virtual machine. I am using VMWare as the virtualization technology. The problem comes in with the software's activation / registration. The company who ...
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4answers
4k views

How do the Hyper-V machines get identical IPs even the physical machine has only 1 Network interface?

In windows 2008 we can have multiple Hyper-V instances on the same physical machine. Generally that machine has only 1 network interface. (I assume 1 card with 1 MAC Address). Then how do the Hyper-V ...
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8answers
712 views

Easy to use server 'virtualization' software

I'm about to order a fresh server and I'd like to do some virtualizing on the server so that I can have "Virtual Dedicated' servers, what application would be recomended as an easy to user and ...
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6answers
15k views

Windows 7 x64 - free virtual machine host applications running headless

Given a machine configured with : Windows 7 64 bit a CPU that DOESN'T support the Intel hardware virtualization Are there any free, non-time-sensitive virtual machine hosts that can host either 32 ...
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3answers
6k views

VMWare Server 2.0 auto start VM

I have a production server running vmware server 2.0. I want one of the VM's (company intranet) to power on automatically if the host server is rebooted. I searched online and found references to an ...
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2answers
709 views

How do I install Office 2003 SP 1 on a virtual machine?

When I try to install the office 2003 SP 1 (or 2 or 3) on a Virtual PC (2007) instance (using XP as OS) I get the message that it cannot get installed because Office 2003 is not installed. But of ...
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2answers
991 views

Windows 7 Virtual PC BSOD

I have a problem with Win7 & VirtualPC - every time I start up a virtual machine, it appears to start fine, and then about 10 seconds into the boot process, my laptop either BSOD's or just hangs. ...
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4answers
248 views

Feasability of running a Virtual Network [closed]

I used to run an Active Directory domain on my home network, but have since migrated back to a plain old Workgroup. However, since my job is in .NET software development, I'd like to be able to work ...
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5answers
1k views

Can a VMWare Server 2.0 virtual machine be “unvirtualized” to physical hardware?

We have a number of VMWare Server 2.0 virtual machines that were created using VMWare Converter (It copies a physical machine to a virtual machine). If we need to convert the virtual machine back to a ...
9
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6answers
21k views

Ubuntu inside VirtualBox is slow [closed]

I am running an Ubuntu instance on VirtualBox inside XP. Here are the details: Host: Windows XP Pro Guest: Ubuntu 8.10 Total RAM: 3GB RAM For VM: 1GB Total Video Memory: 128MB Video Memory for VM: ...
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2answers
108 views

Hosting one app on 2 virtual machines that are located on a single machine— any problem?

I have a web application, it's hosted across two different virtual machines, and it happens that the two virtual machines are located on a single machine. All of the three physical machine, virtual ...
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3answers
3k views

Using COM ports with Virtual Server

I have a couple of servers that I'd like to duplicate as guest instances in virtualserver. One of the applications that runs on them uses the COM ports to communicate between the two servers, and ...
2
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3answers
3k views

How to run OS X (Leopard or Tiger) in Windows?

Is there a way to run Mac OS X (Leopard or Tiger) in Windows on a virtual machine? I have 2 GB of RAM and a 2 GHz processor. My processor is an 32-bit AMD, but I don't think this will matter because ...
7
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5answers
10k views

Portable Virtual Machine Recommendation?

I want to set-up a virtual machine on a pen drive, but I don't know what VM software might be portable or if it's possible to run virtual machine software without installation. Just for starters, it ...
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3answers
392 views

How do I convert a VMWare file to VirtualBox?

I want to take an existing VMWare virtual machine and run it in VirtualBox 2.2+. Is there any utility to do this?
5
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5answers
257 views

What should be considered when purchasing a virtual machine set up?

I've been asked for an opinion about a purchase of a blade server that should be used for running virtual machines. I have very little experience in this, so what things should be considered in terms ...
2
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3answers
252 views

What would be a barely-adequate portable virtual machine?

I want set up a virtual machine on a thumb drive and load it down with tools for repairing borked Windows installations. I figure i need just enough to piggy-back on the machine's installed drivers '...
3
votes
6answers
7k views

How to improve Hyper-V performance

I have a windows 2008 (RC2) server running Hyper-V with all of my company's virtual machines. Most of the machines are used to run Continues integration and test environment. Although each machine ...
2
votes
3answers
225 views

What are pros and cons for using Virtual Machines to manage desktops?

VMs are great for many development tasks but can you use them to 'manage' desktops? I'm thinking of setting up some systems so that they can only execute a VM at startup. This seems like a good way to ...
5
votes
2answers
5k views

Configuring RAID on a VM Host for best performance of multiple Virtual Machines

What is the best way to configure disks in a VMWare server that will be hosting multiple machines? A single RAID 5 array hosting multiple VMs would provide good throughput but means all VMs are ...

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