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

learn more… | top users | synonyms (2)

0
votes
0answers
18 views

virtual box disconnects from network when “saving machine state”

I am using NAT and running VirtualBox 4.3.10 with Debian on a Kubuntu 14.10 host. In Network settings, I use the defaults: NAT PCnet-FAST III (Am79C973) Promiscuous Mode: Allow VMs cable ...
0
votes
1answer
98 views

Can't reach Ubuntu guest vm from Windows host using VirtualBox Host-only interface

I used to have this working, but had to reinstall VirtualBox this morning. I have Windows PC with VirtualBox installed. I have an Ubuntu VM. I am unable to access services on the Ubuntu VM from the ...
0
votes
0answers
20 views

Virtual desktop, thin client, infrastructure

I want to create VDI. I have a server that runs ESXi 5.5, a Windows Server 2008 R2 that I have install VShephere As I said what I want to create a virtual machine then connect them to thin clients. ...
0
votes
0answers
60 views

Dreaded Failed to create the VirtualBox object error

My VirtualBox has gone loco. It crashed so badly, the entire machine (Ubuntu Linux host) crashed and required a reboot. Upon reboot, everything except for VirtualBox appears to run fine. Attempting to ...
0
votes
0answers
50 views

Running Mac OS X in Parallels Virtual Machine on a Mac reduces hardware specs

I have a problem with a virtual machine of a Mac OS X 10.10 (Yosemite) LVMin Parallels Desktop 10 where the hardware specs are all reduced so the OS runs extremely slow. I have a 2011 iMac with OS X ...
0
votes
0answers
34 views

VirtualBox cannot find VM when executed from alternate context

I'm attempting to have a virtual machine running under virtual box start and stop with the host operating system (which is Windows). I've utilized Group Policy to name scripts to start the virtual ...
0
votes
1answer
147 views

CentOS 7 ESXi/VMware Hang on Boot

I installed CentoOS 7.0 1406 on a VMWare ESXi 5.5 hypervisor. I installed "Sever with GUI" and selected KDE. However on boot I get the following messages in under a second, before the process tops ...
0
votes
0answers
19 views

Microsoft's Modern.ie VMs and OpenGL

I am a long time linux user, and have very little experience with Windows. However I wanted to try a Windows only application, Daz 3D. I downloaded the free Windows virtual machines that Microsoft ...
0
votes
0answers
29 views

Export from VmWare to .ovf using “ovftool”

i want to export my "VmWare"-VM (Windows Vista) to an .ovf file. Using the tool "ovftool". When I tried to export this with the following Syntag: ovftool C:\Program Files (x86)\VMware\VMware ...
1
vote
2answers
41 views

Multiple internal networks on Virtual box (CentOS)

I have 3 NIC's (internal network) on one Virtual box Machine(CentOS 6.4) each NIC has its own network name intnet1,intnet2 and intnet3. So how I understand this is eth0 is connected to internal ...
0
votes
0answers
28 views

Access my own Virtualbox' services?

Basic newbie question and I did search a bit. I have Windows 7, installed Virtualbox, installed Ubuntu 14.04 in it. It runs fine and I can sudo apt-get just fine. What I want it for is its LAMP ...
1
vote
1answer
73 views

Can't connect to Windows 10 VM on Azure after installing update

I have a Windows 10 VM on Azure, to which I connect using remote desktop. Today I installed the latest preview build on it, and now I can no longer connect using RDP: my credentials no longer work, ...
2
votes
1answer
58 views

What are the differences between OVF-Version 0.9, 1.0 and 2.0?

I have Virtualbox 4.3 and want to export different VMs because I'm recover my computer. When I want to export a VM I can choose between OVF-Format-Version 0.9; 1.0; 2.0 But what are the differences ...
0
votes
1answer
45 views

Installing the same copy of windows on multiple VMs on the same Mac - licensing issues?

I have a single license for Windows 8, which I installed within Parallels. I wondered if I am allowed to clone this VM, or create another using the same key, on the same Mac? I think cloning would ...
0
votes
1answer
50 views

OpenNebula running a virtual machine fail

Hi I am trying run virtual machine with OpenNebula by this tutorial: http://docs.opennebula.org/4.8/design_and_installation/quick_starts/qs_centos7_kvm.html but when I want to instantiate a template, ...
0
votes
0answers
30 views

Access USB device from virtual machine (Windows 7 pro) while having host Linux (Debian 7)

I am a bit at loss to find where the problem could be. I have a computer running Debian Wheezy. I want to run a microcontroller debugger from within a virtual machine (VMPlayer 6.03). I am using a USB ...
0
votes
0answers
32 views

How to simulate network attacks in GNS3 installed in guest OS

I need to simulate network attacks in simulated network created in GNS3 software. From what I heard I could host linux kali in virtual box and than get GNS3 to use it. The problem is the GNS3 itself ...
0
votes
1answer
15 views

retrieve vmware snapshot from copied virtual disk

I created ubuntu vmware virtual machine in windows 7. I created its virtual hard disk (vmdk) on an external hard disk. I took some snapshots in due time. I've burnt my laptop recently and I'm happy ...
1
vote
0answers
46 views

Why I can't see “thin” option in VMWare vCenter Converter Standalone?

The help and many web pages shows me screenshots of VM conversion process. But I can't see disk resize options when run it. VM's power is down. No snapshots. VM compat is Workstation 9.0 virtual ...
0
votes
1answer
40 views

How do I access Virtualbox internal IP from host machine?

I've been trying to learn more about security by following http://www.pentesterlab.com/bootcamp/week2/, but I'm struggling to access my VM's internal IP localhost from the host machine. I'm able to ...
2
votes
1answer
60 views

Will running a Virtual Machine on an SSD degrade its lifespan?

Since Virtual Machines tend to write their data to one specific virtual disk--therefore on one specific part of the disk--will running a virtual machine degrade the lifespan of the cells on the ssd? ...
0
votes
0answers
34 views

Access the internal subnet that is hosted on different NIC

I have windows 2012 R2 Server and installed and configured two NIC's. NIC 1: 192.168.0.100/24 and 192.168.0.254 as GW NIC 2: 10.10.0.9/24 and 10.10.0.1 as GW test client IP is 10.10.0.88 and ...
0
votes
1answer
20 views

Lync multiple sign in with virtual desktop, missing notifications

We use Lync for company communications and I've recently been switched to working via a virtual desktop (VMWare). I'm now having issues where new message / conversation notifications are only being ...
4
votes
4answers
6k views

OSX 10.10 Yosemite slow on VMware

I was having OSX Mavericks 10.9 in Vmware. It was working fine with VMware Tools installed and SVGA Drivers also. When Yosemite released, I updated it from App Store. I cam across many problems on ...
0
votes
0answers
31 views

Init process consuming more than 200 percent cpu

The init process is consuming more than 200 percent of the CPU time on my vServer, which is running Debian 7. Also, my SSH connection becomes very unresponsive after a while. USER PID %CPU %MEM ...
0
votes
0answers
10 views

How to map remote(not local) drive (which is also a mapped VM drive) using Remote Desktop Connection?

I have a mapped VM drive on my PC at work and wish to map it remotely from home. Is it possible to do this from Remote Desktop Connection?
0
votes
0answers
20 views

Guest in VM-Ware workstation is extremely laggy

I am using the VM-Ware Workstation 10 for some weeks now, with Ubuntu 12.04 x64 (ElementaryOS) as guest: My main system is Windows 8.1 x64. After I have an i7 and 8 Gbyte RAM, I gave the guest 4 cores ...
1
vote
0answers
46 views

Capture network traffic between VM's Virtualbox using Wireshark

I'm trying to capture all network traffic between VMs (and in the VMs to themselves) running on a single host using Virtualbox for the VMs and Wireshark for the capturing. VMs are Ubuntu 14.04 and the ...
0
votes
2answers
13 views

Dangers of Authenticity to host can't be established?

I am trying to connect to a server. I connect to it and add a file or two then disconnect. I just got this message when connecting on a new machine: The authenticity of host 'mytestingserver.com ...
0
votes
0answers
34 views

RDP on windows 8.1 Pro on A VM machine

I am trying to get RDP to work on my windows 8.1 virtual machines. I am running hyper v for the virtual machines and have set up 5 machines with virtual adapters. I have set Ip's on machines and on my ...
0
votes
1answer
978 views

VMWare Workstation 10/11 Windows 7 not enough physical memory is available to power on this virtual machine

Workstation 10.0.4 Win7 x64 SP1 32GB RAM Asus Z87-Pro (Intel Virtualization enabled, memory scrambler/remap disabled) Intel 4770K Images of error and free memory in Windows: Problem: Using ...
1
vote
1answer
28 views

Is it possible to detach application windows out a VM?

I have a feeling the answer is no, but wanted to ask anyhow for confirmation. Is there any VM software for windows that would allow the application windows to be detached from the VM, similar to what ...
1
vote
0answers
60 views

How to share VPN established in VMware guest VM with host

Is there a way to share a VPN connection which is established in a VMware guest running Windows 7 with the host running Ubuntu 14.04? I tried NAT and Bridge, but I cannot seem to access VPN endpoints ...
0
votes
2answers
104 views

Blocking domain group policy on a local machine in Workgroup

I have created a VM for Win XP which is running now in a Win 8 host system using Hyper-V. This Win XP VM was initially connected to the my company's domain but now disconnected and is part of the ...
0
votes
1answer
95 views

Slow performance running VM Player image (virtual machine) on USB3.0 external drive

I have a virtual image I'm trying to run over USB3.0 on an external drive using VM Player. The performance is very slow and I cant seem to find the culprit. I've ran some benchmarking tools and my UP ...
2
votes
1answer
28 views

Reenabling Confirmation Dialog for Turning Off Hyper-V VM

Normally when you turn off a Hyper-V VM (as opposed to shutting it down), a confirmation dialog appears. This is to prevent you from accidentally switching a machine off. However, for some testing ...
0
votes
0answers
210 views

failed to access perfctr msr - When running Fedora on a VM

I'm trying to run a Virtual Machine with Fedora, and I choose to "Start fedora" from a list where I can start it or troubleshoot problems. The I get the following output: [ 0.00000] tsc: Fast TSC ...
0
votes
1answer
43 views

Why can my VMware Win8 guest system not paste from Chromium's clipboard when it works for all other applications?

I am running a Win8.1 guest in VMware Player 6.03 on an Ubuntu 14.04 host system. The Win 8.1 virtual machine can access text copied from Firefox, gedit, gnome-terminal and other applications, but not ...
1
vote
0answers
46 views

VirtualBox inaccessible

The following issue is stopping me from working in VirtualBox. I cannot start it, as you can see per image. The file VBoxGuestAdditions.iso is in the correct folder and does exist/is accessible. I ...
0
votes
1answer
26 views

Monitoring physical network traffic with a VM

How can I monitor the physical network's traffic through a virtual machine (VMWare or Virtual Box)? I'm running Wireshark in a Linux VM and I would like to monitor all the network traffic. However ...
2
votes
1answer
59 views

How can I fix a Debian VM booting to a black screen?

I have a VDI file with Debian installed on it. When I start the VM, GRUB is run and after choosing the system's version (restore or normal boot) a black screen appears. How can I diagnose what the ...
0
votes
0answers
36 views

Why has my Debian testing VM suddenly stopped loading X Windows System?

I recently installed Debian testing (jessie as of writing) into a VirtualBox VM. After installing, I loaded make, gcc, and dkms so I could install the Guest Additions. After installing Guest Additions ...
0
votes
1answer
56 views

Creating a RAMDisk on Windows to cache HDD

In short I am looking for something to be able to mimic Intel RST but at a software level for Windows VM's on a Windows 8.1 host. I am using Hyper-V. Issue I have a few VM's that are bottle-necking ...
0
votes
0answers
15 views

What are “Array Based” Snapshots

I understand that a Snapshot of a LUN is just a Point-In-Time Image of the volumes on that LUN. What is "Array Based" about these ? EDIT : I'm pretty new to these concepts. What is an "Array" ? How ...
1
vote
1answer
56 views

Cannot ping or ssh from lan to virtual machine

I have next setup: My home lan = 192.168.1.0/24 My virtual lan = 192.168.207.0/24 My laptop = 192.168.1.109 (dhcp OS=Windows7) My desktop = 192.168.1.206 (fixed ip OS=Windows8) My virtual machine ...
-2
votes
1answer
171 views

VMWare Workstation processor configuration

I want to configure VMWare Workstation so that it is optimal and both host and guest Operating Systems run smoothly. Will anyone of you please help me in choosing right configuration. My laptop system ...
0
votes
0answers
81 views

Cannot connect to Hyper-V Virtual Machine

I have a Windows XP Virtual Machine that is running perfectly (I can watch it bootup and the desktop appear in the Hyper-V Manager thumbail preview) but I cannot Connect to it. It just keeps timing ...
1
vote
1answer
126 views

vCenter Converter - migrate P2V without dedicated boot partition

I'm looking to migrate a physical machine to my ESXi cluster with vCenter Converter but actually I got this following error : There is no '/boot' directory mounted on the source machine. It is ...
0
votes
1answer
22 views

Windows XP VPN Server with Static IP in a VM

My network is in a small business network environment. 1 48 port switch, business grade modem, 30+ computers. Lets say I want to VPN to one of our static IP addresses. These computers all use the ...
1
vote
1answer
60 views

Is it safe to run WindowsXP as a Virtual Machine?

I know XP should not be used on a normal internet-facing PC. But if you run it within a sand-boxed VM that can't access the main PC, is that OK? My use-case is I run a VPN within a VM, to RDP into a ...