Virtualization is a group of software technologies that allow abstraction between layers of a system. This allows separation between the logical layers of the system, providing isolation, flexibility, and/or the ability to run more than one at a time. This differs from most traditional systems where ...

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How to add Virtual Hosting to two existing VM servers

I'm trying to run two Ubuntu VM's on one machine, each running a separate LAMP stack serving different websites. Is it possible to use Virtual Hosting to accomplish this? I've read that it's ...
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1answer
8 views

XEN Guest error cannot open display

[XEN - dom0] Ubuntu 12.04.5 server x64bit , using it on CLI Mode - no GUI installed [domU - guest] HVM guest created via configuration file, I Determine the started DomU port attached with : # xm ...
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0answers
14 views

Is a Beowulf cluster a solution for me? [duplicate]

Background I'm an undergrad working on an scientific experiment. Till now I was pilot testing our one of the program on Ubuntu 12.04 and now I need to deploy it. The PC on which I tested the program ...
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1answer
22 views

make a cloud vps from desktop pcs [on hold]

I want to make a cloud vps based on 3 desktop PCs infrastructure with same configuration: CPU intel Core 2 Duo E7300 2x2.66GHz/3M cache/1066MHz DDRam II : 1Gb HDD : sata 80Gb OS: Centos 6.5 What's i ...
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1answer
898 views

lighttpd virtual hosting configuration

I need help setting up virtual hosting in lighttpd. i have the lighttpd default webpage in /var/www/lighttpd dir and i have created other dirs for my other websites /var/www/web1.com/public_html and ...
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1answer
35 views

VPN SSTP windows client can not ping or connect to VPN server but it can talk to every other PC on the local LAN that VPN server is on

So I have an SSTP (with native Windows client) working fine in a sense. My windows client's local IP is 192.168.10.11 , so its local network is: 192.168.10.x The Remote VPN server is behind a router ...
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1answer
1k views

Simulated NAT Traversal on Virtual Box

I have installed virtual box ( with Two virtual Adapters(NAT-type)) - Host (Ubuntu -10.10) - Guest-Opensuse-11.4. My Objective is to simulate all four types of NAT as defined here. Simulating the ...
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1answer
1k views

setting CPU cache size and model for KVM guest

Is there any possibility to create a custom CPU model for KVM Linux guests, or at least to modify parameters such as cache size and model name? I know I can set CPU features, topology and pinning and ...
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1answer
49 views

How to convert physical server to Azure VM

I am running Windows 2008 R2 on physical server (Dell Machine). Now I want to convert the physical server to Azure VM. I have tried with disk2vhd utility but I am getting the below error while ...
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2answers
915 views

Xen Remus setup

Currently, I'm running the IT for a small organization, and we just purchased a new server to replace our aging Dell poweredge. As the Dell isn't so bad as to be junk, I was hoping to set up Xen on ...
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2answers
34 views

App-V or RemoteApp for this particular purpose? [closed]

We have a (legacy & third party) web application that is particularly sensitive to the environment/browser version. It's an ActiveX problem on top of other things, the application is old, but ...
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2answers
19 views

during snapshot merging… are deleted transactions ignored?

If i take a snapshot in vmware/vbox for example and soon after i delete a 5GB file.. the snapshot delta file will grow +5GB with the deleted files content to allow it to be recovered by restoring the ...
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1answer
18 views

Vios x LPAR Clients - SEA relationship

I am developing a script to list all SEA adapters in a VIOs, their related physical, virtual adapters, along with their status and VLAN TAG ids. I wish to include on this script the VIO clients ...
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1answer
24 views

Vmware ESX 5.1- Consolidate a VM

One of my virtual machines needs consolidation. If I start Consolidation, will my vm be unaivalable, or it will continue to work and do the consolidation in the background? thank you in advance for ...
0
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1answer
31 views

FreeBSD10 resize virtual server image to smaller partition

I have a VPS on the new Vultr system and I am noticing that they do not have pv-grub ready and available which makes my dilemma even more interesting. I have a 40gig image I need to migrate to a 15 ...
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1answer
1k views

DCOM Authentication Fails to use Kerberos, Falls back to NTLM

I have a webservice that is written in Classic ASP. In this web service it attempts to create a VirtualServer.Application object on another server via DCOM. This fails with Permission Denied. However ...
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18 views

Systems freezes + Memory issues

I have a Hyper-V 2012 R2 server and increased its RAM to 32GB from 16GB. (for a small business). 1-2 months after the upgrade the system started to freeze seemingly randomly. Whether it was posting ...
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0answers
24 views

list of load balancing algorithm's for virtualization / virtual machine? [closed]

Welcome, I browse a lot of websites, publications, and I can not really find the confirmed information about load balancing algorithms available for virtualization / virtualmachines, ex. VMware ...
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1answer
16 views

Can I install Backup Exec in a guest

We want to have a single physical machine as host, having several guests. One of the backup solutions we're considering is using Backup Exec to backup to external disks or tape, having Backup Exec ...
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1answer
14 views

How to P2V a RAIDed IBM Netfinity 7100 W2000 server

I have a legacy machine from IBM (A Netfinity 7100) running a Windows 2000 SP4 server OS. We are trying to move it to a virtual environment (KVM under Linux) to decommission this old, costly hardware. ...
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2answers
922 views

Getting “Stopped” Hyper-V VM state from PowerShell

I'm using http://pshyperv.codeplex.com/ for managing Hyper-V through PowerShell. OS: Windows Server 2012 This PS module can get VMs which are running and, I guess, should get the ones which are in a ...
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1answer
910 views

How to speed up QEMU on Windows host?

We want to run our Ubuntu 64bit web server virtualized/emulated on a Windows 64bit host. Intended use is to distribute the VM to customers who might not have "elevated" or "admin" rights on the ...
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0answers
22 views

Can't figure out how to configure a dedicated server for VPS creation [closed]

My goal is to set up my dedicated server for easy management of virtual machines. I have a dedicated server running CentOS 7 minimal, a fresh install. I've installed Virtualizor I've changed the ...
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2answers
924 views

VMWare and Turnkey Linux appliance can't access network

I have a VMWare ESXi cluster running many Windows and Linux VMs perfectly. I have installed the Turnkey Linux Redmine appliance, and am having a lot of trouble getting the networking to work ...
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0answers
13 views

how to create virtual private server in openVZ with two physical interfaces

I have couple of queries What are the possible ways to create a virtual private server with two physical interfaces(eth0 and eth1) in openVZ? if not how it should be achieved ? vzctl set 101 ...
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4answers
3k views

How to add URL's to wiki (MediaWiki) powered documentation?

We have an internal company wiki. The wiki engine being used is MediaWiki, the wiki engine that runs Wikipedia. Some of it contains IT stuff. One of the things i want want to have are hyperlinks to ...
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1answer
30 views

KVM bridged network cannot connect to the server

I installed KVM on my Ubuntu Server 14.04 LTS on OVH dedicated server. I cannot connect to my virtual host over ssh. My server IP: AAA.AAA.AAA.AAA My Failover IP: BBB.BBB.BBB.BBB My config on the ...
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0answers
91 views

Hyper-V Internal/Private vSwitch Traffic

The problem: I am unable to get traffic between a Hyper-V host and it's VM to utilize an internal virtual switch while an external virtual switch is also connected. Currently running a single Win2012 ...
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1answer
56 views

Cluster vs Virtualization [closed]

I’m working in releasing a video hosting website (files are from webcams) Each file size will be less than 1 mb. I would like to be able to easily extend my storage capacity and have high ...
4
votes
3answers
1k views

VSFTPD does not allow upload with virtual users

I am attempting to setup VSFTPD with virtual users on a server running Ubuntu 12.04. I have configured the server to allow for virtual users to login, but I am having trouble getting it to allow ...
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7answers
8k views

VMware Workstation guest OS (Windows) resets date/time to host on restart [closed]

Everytime I restart my windows guest machine, it resets the date/time to the host date/time. How can I change it permanently? UPDATE: Time sync is already disabled in VMware tools
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1answer
324 views

Ping (DUP) with Linux bridges and tap devices

http://imgur.com/qPoy2QJ I have two Linux (Ubuntu 12.04) VM (running on KVM) that networked together using two Linux bridges as shown above. The network interfaces are Linux TAP devices. The problem ...
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0answers
12 views

Prevent container from shutting down at console exit

As the manual clearly states, an LXC container automatically destroys (shuts down) itself when you exit the console. However, we're using these machines as servers (sshd, sometimes apache, ...) and I ...
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3answers
1k views

How can I change Qemu KVM machine architecture from 440fx to q35 with virsh edit or virt-manager

Still trying to get GPU passthrough working and decided to change machine type from older 440fx to q35 ie pc-q35 but if I do virsh edit on the config it refuse to save saying "PCI Bridges not ...
2
votes
1answer
29 views

LinuxContainers arch-linux double login tty

Since upgrading to LXC 1.0 with the new Arch Linux template when I create a new instance I have a double tty when invoking: lxc-console --name <container> This is the output: Arch Linux ...
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1answer
2k views

Cannot connect to Openstack Instance via horizon, but SSH works?

I've got an OpenStack deployment running inside a VM for testing purposes. My setup is as follows: Host Ubuntu x64 with Virtualbox -> Guest Ubuntu x64 with OpenStack -> Ubuntu X64 Server Test ...
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1answer
941 views

Dell 12G R720 Hyper-V host virtual/physical NIC stops working

On the host 1 physical adapter is plugged into our network, on host itself I have Hyper-V role. I have created a external switch and binded it to the physical Broadcom NetXtreme Gigabit Ethernet, box ...
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1answer
1k views

Error while creating VM using virt-manager on Xen

After a great struggle I got my XEN installed now I am using virt-manager and trying to create a VM. Since my H/W doesnt support full Virtualization using the Para Virtualization installation over ...
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1answer
291 views

Can I run virtualbox 64bit OS in a Azure Virtual Machine?

I installed VirtualBox 4.3.2 in my Azure Virtual Machine, but I can't open a 64 bit VM (Windows Server 2012 R2 64bit). Virtualbox send a message about not having vt-x support Can I configure my ...
18
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10answers
30k 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 ...
0
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2answers
916 views

How to share Internet connection with Ubuntu Virtual Machine?

I have Windows Server 2008 R2 as host and Installed Ubuntu 11.04 as Virtual Machine using Virtual Box. My proxy is configured using URL. I tried configuring in the networking settings and also with ...
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votes
1answer
75 views

Error when trying to install Ubuntu 14.10 Hyper-v VM from Virtual DVD .iso [closed]

I'm trying to install a Hyper-v Gen 2 Ubuntu 14.10 Virtual Machine via a DVD .iso that I have attached as a virtual DVD on my Windows Server 2012 R2 First, two things that I know will be asked: ...
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1answer
1k views

OpenVZ Can't initialize containers after install

I have installed OpenVZ on centos 6 on a dedicated server. I followed quick installation guide on openvz wiki. After installing thru yum, I don't know why, but grub.conf wasn't automatically updated ...
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votes
0answers
20 views

Ways to “paste” code to a VM Linux Virtual Terminal

as most of you probably know, a desktop-enviroment-less Linux Server Distro doesn't have a clipboard that VMware can use as the clipboard is part of X (i believe) and thus not available. I wonder ...
9
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2answers
3k views

Support for virtual IPMI in a VM?

This might be a silly question, but... Is there any hypervisor or other virtualization solution which supports a "virtual IPMI" for virtual machines? I.e. would allow access to something that looks ...
1
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1answer
39 views

Windows DHCP MAC-Range to Scope allocation

I wonder if there is any options to map a specific Range of MAC addresses to a specific DHCP address scope. The thing is, I want a specific scope for address allocation to bridged Virtual Machines ...
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1answer
2k views

XenCenter cannot connect to XenServer

I am trying to establish a connection using XenCenter 6.0 to a server where XenServer 6.0 is installed, but it gives me the following error message: Unable to connect to server '192.xxx.xxx.xxx'. ...
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1answer
89 views

How can I configure multiple tap interfaces for a single KVM virtual machine

I am trying to setup a VM using Linux KVM for a F5 BIG-IP VE deployment (used in a lab) ...
1
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1answer
59 views

hyper-v error manage VM

I have a problem in the management of the machines in Hyper-V, when I try to open the console I get the following error: an error occurred while attempting to launch the Virtual Machine ...
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1answer
3k views

How do I tunnel an HTTPS proxy through a virtual machine (VMWare)

I have a personal setup at home using VMWare Workstation. I also have a set of Virtual Private Machines that run Squid, and therefore provide me HTTPS proxy tunnels. Using Proxifier, I can tunnel all ...