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.

learn more… | top users | synonyms (3)

1
vote
2answers
209 views

Server setup on bare metal: Services on VM vs services on bare metal(host) OS

I have a beefy linux server (32 GB RAM) with good harddrives. with one of my hosts. I run a lot of webapps which use varnish, nginx, unicorn app server, thin app server, redis, mongodb and ...
1
vote
1answer
191 views

WINE only Linux distribution? [closed]

Are there any Linux distributions that are intended exclusivity for running windows programs under WINE? My particular use case is that I have a windows program that I'd like to install in a VM (I'd ...
0
votes
1answer
397 views

How to create a Windows 2008 VM for uploading to Azure?

I have an existing Windows 2008 R2 (64 bit) machine chugging along. I want to create a VM image of this physical machine so that I can upload it to Azure for scalability purposes. I've found ways to ...
1
vote
2answers
6k views

VMplayer Virtual Disk Shrinking/Compacting/Defragmenting

I am using VMplayer on Windows 7 and 2008 R2. Inside the guest OS, in VMware tools, there is a "Prepare to shrink" option on the "Shrink" tab. In the host VMplayer menu there is "Defragment" and ...
0
votes
2answers
189 views

Software RAID on Debian 6 VM

I was thinking of setting up a software RAID on my VMs running Debian OS 6. I found a guide: "http://tldp.org/HOWTO/Software-RAID-HOWTO-5.html" , but it seems like my system lacks a "/proc/mdstat" ...
2
votes
1answer
409 views

Virtual COM port to TCP server?

I've got a project that there's no budget for. Basically I need to get a null modem connection set up between our phone systems(physical servers running Win2K8 32b) and our new reporting ...
0
votes
2answers
106 views

Windows 7 on VMware Workstation 8 [closed]

I'd like to know is there any tutorial how to install Windows 7 on VMware Workstation 8. Thanks a lot
0
votes
1answer
226 views

configuration of bridge to send traffic to external switch

I created 3 VM on top of KVM/QEMU (RHEL 6.0) using bridged networking. Created one bridge for eth1 and all the VM's are using that bridge for networking. All these VM's have the same subnet address. ...
1
vote
2answers
314 views

Best Server (Linux/Windows) Software for Backups While Server is handling content

We're using ARECA (http://www.areca-backup.org/) for backups of our Windows & Linux Servers. The biggest problem we have experienced is that once backup starts on one of our Linux Virtual Machine ...
0
votes
1answer
77 views

The proper term for Hosting a P2V image

I have a legacy system that has been converted P2V style to a virtual machine image. What is the proper term for a hosting solution that will use the image I have created? For some reason I am ...
5
votes
1answer
6k views

Ubuntu: Network driver reset to eth0?

I've been trying to get my Ubuntu Server VM running through VirtualBox. I ended up trying several network interfaces because of some networking issues and finally got it working. However, I noticed ...
1
vote
3answers
64 views

Should I monitor the hard disks of a VM in an IaaS environment?

I have servers on an IAAS environment, and am wondering if I'd need disk monitoring (Which would monitor the temp etc on a disk in a SAN)? In my VM, do I need to have disk monitoring software? ...
1
vote
2answers
1k views

ESXi 5 resource pools “hot” allocation?

I am in the planning stages of installing esxi 5 to host about 5 guest os's (identical CentOS 5 images). I want them to have separate data allocation (seperate virtual disks) but I want them to be ...
1
vote
2answers
686 views

Run an ubuntu instance with virtualbox in bash?

I've used VirtualBox on a mac server, to run Ubuntu server instances, and I've liked it. However I have a little bit of difficulty, because VirtualBox seems to be a GUI thing, so I SVN into my mac ...
0
votes
1answer
219 views

Adding a second hard drive but how do I move virtuals on 2nd hard drive

I am using VMWare Workstation 8.x. and I have 2 virtuals running under this. Now, these are on my current c: which is 54rpm very slow hard drive. and therefore VMs are really really slow as I/O is bad ...
1
vote
1answer
254 views

Setting up a web server on a virtual machine viewable from the host and all other vms running on the host

I have set up an Apache web server on a windows 7 ultimate VM guest machine. This machine also has all the software I need to develop server-side scripts (aptana, VS 2008 etc) The VM is bridged with ...
3
votes
2answers
1k views

How to backup ubuntu server and restore on a new computer

I have a dedicated (virtual) server, to which I have only SSH access to. I would like to backup/clone the server to my local virtual machine. I tried to backup with tar all the essential files, but ...
0
votes
1answer
891 views

Access site in vmware from host MAC machine browser issue

I have windows 7 installed in my MAC VmWare. In windows I have dotNetNuke instalation hosted on iis. I try to access this iis from MAC browser by typing ip address of my virtual machine: 192.168.x.y ...
0
votes
1answer
245 views

Apache and nginx on a VMware environment - good idea? Static content delivery?

I'm considering using 2 virtual servers, 1 running Apache facing the internet (e.g. www.example.com) running over https and other running ngnix on a private ip connecting to the main server to serve ...
6
votes
4answers
3k views

Is it possible or advisable to virtualize a PBX system? How would one go about this?

I'm totally new to the world of VoIP and we are looking to move from our current provider to a solution we host ourselves, mainly because the current service is so unreliable. Unfortunately I know ...
0
votes
2answers
162 views

Windows Server 2003 Server Edition - inside of Virtual PC 2007 SP1 - lost keyboard repeat, want it back

I am using Microsoft Virtual PC 2007 SP1. Inside this VM is Windows Server 2003 Server Edition. I use it every day. When I came into work, first day after the New Year's, and without changing any ...
0
votes
1answer
134 views

How to approach high availability and fail-overs when moving to a vmWare cloud server/cluster

I'm currently running a CentOS VPS with some simple web/DB/VPN servers, but I'm planning to move to a vmWare Enterprise cloud based machine in the near future to improve availability, and I need to ...
0
votes
2answers
252 views

How to access to VPS without SSH

The provider de-activate and re-activate my VPS account. Now everything seems to be OK on control panel (SolusVM), but my IP is not responding, and I cannot access to my server via SSH. He says this ...
0
votes
2answers
67 views

Database and Application on same physical server but on virtual machines

Is it good practice to have the database of an application on the same physical server as the application but separated by a virtual machine?
1
vote
2answers
1k views

Setting up Jira/GreenHopper on AWS/EC2

We're moving away from Redmine to set up JIRA/GreenHopper. Our dev team does not want to have a dedicated in house server for the job, nor do we want to run a VM on any of our dev machines. So the ...
1
vote
1answer
545 views

Can I move a LUN from one phsical server to VM client?

I have a 500GB LUN created over our QNAP, and it's connected/binded to one server 2K3. It is identified on that server as disk E (Dynamic) I want to remove it from Server A, and connect it to a ...
0
votes
1answer
189 views

Hide WinXP Mode host in Windows 7 [closed]

I have an IP cam that can access WinXP shares but not Win 7 shares. That's why I'm running the WinXP Mode VM. (I've tried a million tweaks to Win7's sharing settings, but the IP cam just won't ...
0
votes
4answers
305 views

How to confirm I'm on a VMWare powered VPS?

I chose a new VPS host partially based on their use of VMware. I have no reason to doubt that is the case, but would like to know if there is a way I can very the virtuilization platform from inside ...
1
vote
1answer
676 views

Ubuntu server error while setting up Virtual Server

On Ubuntu server 11.10 I am trying to install a virtual machine using virt-manager. I beleive that I have everything right, but when I go and run the command "virt-manager" I get the following error ...
0
votes
1answer
69 views

Which policy do you follow for maintain your VMs? [closed]

Which rules/policy or procedure do you use to maintain your list of VMs? For ex. Will you assign a VM and keep eyeing on whether it is being utilized or kept idle? (So that you can take it back to ...
0
votes
1answer
535 views

Strip down ubuntu server for performance on virtual machine

We use a ubuntu virtual machine for a local development setup which provides a consistent development environment for all developers and lets them use an OS/IDE of their choice for other work. The ...
0
votes
1answer
188 views

How to maintain the list of VM in case free ESXi?

In our company we do not have licensed ESXi. I am having 10 ESXi server and using Vsphere to connect each and every machine. Whenever i am giving machine to users i store few information in excel ...
0
votes
1answer
6k views

How to increase video memory in libvirt/KVM gui?

In the 'Virtual Hardware details', it lists the model as 'cirrus' with 9MB of RAM. The RAM field cannot be changed, but how to increate the video RAM? My host OS is RH6 and gust OS is Fedora16. EDIT: ...
2
votes
2answers
279 views

How to get VM's usage pattern?

We are having VMware ESXi servers. VMs will be assigned to user and they will use RDP to use it. We are unable to find whether the users are really using them or the VMs are idle. Is there any way to ...
0
votes
1answer
1k views

How to make Yum work on virtual centos 6 on ESXi behind proxy?

I have ESXi in my LAN. All traffic from LAN is passed through a proxy. After installing Centos (network card in bridge)(VM on ESXi) I modified yum.conf for using proxy proxy=http://myproxy:3128/ ...
0
votes
3answers
2k views

KVM bridging for virtual machines not working?

I'm currently setting up a KVM with several VM guests. I created the first one but I ran into the first problem already: root@vm1:~# ping 8.8.8.8 PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data. From ...
4
votes
3answers
3k views

KVM: maximum number of cores and amount of memory for VMs

I have a new 8 core machine with 16GB of RAM. I want to run VMs on it using Ubuntu and KVM. Nothing else but SSH will be running on the host. My question is what is the maximum amount of cores and of ...
-1
votes
1answer
730 views

VirtualBox Networking with Turnkey LAMP (Networking not configured) [closed]

A few months ago i set up a LAMP-Server Appliance from Turnkey for VirtualBox. After installing some application based on this LAMP-Appliance, i exported an Appliance of these states. Now i wanted to ...
0
votes
2answers
1k views

How to free snapshot disk space in VMware?

Our guest machines in ESXi server has lot of snapshots. While I am deleting them, they are merging. So I am in doubt whether deleting snapshot would help me gain disk space. Can any one clarify ...
1
vote
6answers
366 views

How to automate the building of a VM machine [closed]

How could I automate the building of a VM machine with required software? My idea is that I have a webpage which interfaces to a VM server (either ESX or Hyper-V), I choose what OS I want and what ...
0
votes
1answer
68 views

Hypervisor to have VMs for users logging in/out of the host machine?

I'm looking for a solution for the following workflow: Let's say I have 4 dedicated users on my CentOS box dedicated for QA purposes. This box has a hypervisor running 4 separate VMs concurrently, ...
-8
votes
1answer
120 views

Windows server virtual machine [closed]

What does it mean to install a virtual machine on window server? Thanks
0
votes
2answers
3k views

Hyper-V share a folder between host and instance

I have a hyper-v server and several VM's (Virtual Machines). All the VM's are connected to an external network. I have tried to share a folder on the host and connect via the VM, I can do this but ...
0
votes
1answer
565 views

installation error in kvm

after installimg kvm ,i can't load guest guest operating system it shows the following error Unable to complete install: 'internal error Process exited while reading console log output: chardev: ...
0
votes
1answer
279 views

How to calculate CPU utilization of a host that VM can take before deployment based on the VM template information?

I am trying to figure out based on the VM template information like NAME = vm-example CPU = 2 MEMORY = 1024 DISK = [ type = swap, size = 2048, readonly = "no" ] How can I calculate ...
2
votes
1answer
660 views

Giving Virtual Machines in Xen their own IP Addresses

Installed Xen on a server at home, recently moved it to a data center. Worked fine with DHCP behind my router, with each virtual server and the dom0 getting its own IP address. At the data center, ...
6
votes
2answers
7k views

Number of logical processors per VM?

I have a server (quad core) running Windows Hyper-V Server 2008 R2 with two Windows Server 208 R2 Standard guest virtual machines. I've noticed the number of logical processors setting (under the ...
0
votes
3answers
230 views

Find ip address of VM or Container using a bridge

I have a virtual machine/LXC container that is using a bridge (on br0) to access the network. On the system that is hosting the virtual machine and the bridge, I would like to be able to tell what ...
1
vote
1answer
109 views

Server license - to purchase or not? [duplicate]

Possible Duplicate: Can you help me with my software licensing question? As an sys admins we need to provide our development team with both an integration and development environment. ...
1
vote
0answers
351 views

how to access virtual machine behind NAT from public network

I have a 1&1 hosting dedicated server (linux centos 5.x with plesk) (IP 74.208.98.x) and configured a nagiosxi virtual machine to run in NAT mode under VMware player 4.0. because i unable to use ...