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

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38 views

Stop Ubuntu VM Stuttering

I am running Ubuntu 14.04 as a VMWare Workstation Virtual Machine inside Windows 8.1. Windows is the host, Ubuntu the guest. As it stands, my Ubuntu VM keeps stuttering. Music keeps stuttering, but, ...
0
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1answer
21 views

Why does my virtual machine get so slow?

What could cause a virtual machine to get really slow? I'm running vmware workstation with ubuntu 14.04 on a computer with quad core i7 processor, 8 GB of RAM and a decent hard drive (not ssd). I ...
0
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1answer
30 views

Why would I want a custom Docker host VM instead of TinyCore Linux in boot2docker?

I've read about Docker, boot2docker and Vagrant's Docker provider and I guess I have a pretty firm grasp of how all of this works. However, there is still one thing I haven't quite figured out yet. ...
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1answer
24 views

SheepShaver problems [closed]

I have this problem with SheepShaver Macintosh emulator. I did it with Basilisk II open source Macintosh Emulator which was a success, but it won't work the same way with SheepShaver, so I had error ...
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2answers
41 views

Can virtual box be accessed while mac in sleep?

I have a question regarding virtual box on my iMac, basically i've created a VM and i'm running there windows. I have made it accessible from internet etc etc, so it is ready, but i'm curious => if i ...
0
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1answer
34 views

What is VT-x? Why it is not enabled in few machine by default

While installing Virtual machine I am getting error that VT-x is not enabled so I am not able to continue install Virtual OS. So What is VT-x? How to enable it? By enabling will cause performance ...
0
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1answer
22 views

Openssh installed still Putty is not working properly

I have setup 2 virtual systems of ubuntu using VMware player7.1.My physical system is running on Win7. Both the VMs are configured in Bridged Network mode. I am using wifi router in my home. I am able ...
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0answers
12 views

debian create wlan hotspot: Also from a VM?

I am looking for a way to create a WLAN hotspot from a debian system. I already found some tutorials. EG: hotspotd youtube video But: They are not working. A hotspot is created but I cannot connect ...
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28 views

XenServer - Use OpenVSwitch to mirror traffic from one VM to another

XenServer 6.5 SP1 & OpenVSwitch 2.1.3 I need to mirror traffic from one VM to another. I have enabled promiscuous mode on the PIF and VIF. Using the following command, I can mirror the traffic as ...
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0answers
37 views

Connect to a virtual machine from host as if it was another network machine

I have a virtual machine on Oracle VirtualBox, hosting Windows 8.1. My desktop is running Windows 10. I would like to access the virtual machine from the host, as if it was another machine on the ...
0
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1answer
35 views

Virtualbox: deleted snapshot, vm won't boot

The problem I accidentally deleted the snapshot file located at <virtualbox-folder>/vms/<vm-name>/Snapshots. When I try to start the VM (which the .vdi file is intact), the following ...
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0answers
11 views

Failed to extend… Read only Filesystem VirtualBox

I copied a livedisk fedora16 to my local Ubuntu 14.04 using cat I then created a virtual machine using virtual box with the controller:ide pointing to the .iso file this cat operation produced. The ...
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0answers
23 views

qemu virtual machine send desktop switching command to host

I would like to set up qemu/virt-manager/spice so that I can run a VM full-screen on its own KDE virtual desktop. I have ctrl-alt-{up,down} set up as desktop switching shortcuts, but I need a way to ...
0
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0answers
23 views

SSH agent forwarding in Vagrant

My workflow consists of running at least two Vagrant VMs at the same time - one of them acts as a web server running the application and the other is used for local development (vagrant ssh => ...
0
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2answers
37 views

Gaming on an esxi vm

I did some digging around by I cant find any recent discussions about this topic. Given adequate hardware on the vmware esxi host, is it possible to game inside of a virtual machine with low latency ...
2
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1answer
37 views

VirtualBox: How to shut down Virtual Machine

I am not sure how to shut down my virtual machine (Ubuntu 32 bit). When I press the drop down menu labeled "Machine" and press close, it gives me three options. Should I use any of these? When I used ...
0
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2answers
28 views

Delete all virtual machines ad admin

I have a user (user1) that created a vm in virtual box install on the server. I also have a user (user2) that created a vm in virtual box install on the server. Now, I want to log in as admin and ...
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0answers
37 views

How to Get an existing Windows XP Mode Virtual Machine on Windows 8.1

I have a new computer with Windows 8.1 From my old PC with Windows 7 I have a folder with "Windows XP Mode.vhd" file ~120GB. I want to run this VM on my new Windows 8.1 Is any way to do it ? UPDATED ...
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0answers
40 views

Webcam not working in Ubuntu in vmware virtual machine

I want to use a Logitech Webcam C210 in Ubuntu, using the virtualising system of VMware Player 6.0.5 in Windows 7 but the problem is that although I have the webcam connected and Ubuntu identifies it, ...
0
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1answer
22 views

Virtual Machine: Windows 8.1

I am using Virtual Box and I want to run a windows 8.1 on virtual box. My real operating system is windows 8.1 64-bit so I was wondering if I could just copy over the operating system somehow to ...
1
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1answer
30 views

Turn an existing USB into a virtual USB for OS X Yosemite

To use the application TVPaint you are required to have the USB, that it's paired with, plugged into to the computer at all times during use. For my own convenience and to not risk losing the USB, I ...
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0answers
28 views

Save qemu VM state like in Virtualbox

I am used to the Virtualbox "save machine state" exit strategy, which is a handy way to let the host reboot without shutting down the vm. I recently switched to qemu because of its VT-x in VT-x ...
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0answers
89 views

OpenVZ fails on container create (Unable to get appcache tarball name)

I have OpenVZ installed on CentOS 7.1. after i execute vzctl create 101 --ostemplate debian-7.0-x86-minimal i get command /usr/sbin/vzpkg exited with error 8 Unable to get appcache tarball name ...
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49 views

windows and linux virtual machine software

I want to run some simulation software (with Oculus Rift support) on windows as the main OS, and have it talk to software that is built for Raspberry Pi / Arch Linux/Arch Linux ARM (but no windows ...
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34 views

How can I use Visual Studio to edit files on a Ubuntu VM?

I've been using Docker for nearly a year, running it on a Ubuntu 14.04 VM, with Sublime Text 3 for programming in Javascript/php. I would like to be able to also use visual studio for editing the ...
0
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1answer
29 views

How to config windows firewall so VM Host-only can ping Windows 7

I start a VM (Linux) in host-only network connection (manual IP : 192.168.8.123) under Windows 7. After turn off the VM firewall, I can ping VM from Windows. However, when I try to ping from VM, it ...
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0answers
22 views

Accessing PHP web server running on a VirtualBox VM (with host-only network)

I am trying to connect to the PHP built in web server (php -S) running on a VirtaulBox VM. My host OS: Windows 8.1 x64 My Guest OS: Ubuntu Server 14.04 LTS I can access the Apache web server just ...
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2answers
39 views

Restore Windows bootloader on Virtual Machine [duplicate]

I recently p2v'ed my old Computer into a virtual machine. Since it had a dual-boot and I only copied the Windows partition this broke GRUB. I can still boot Windows with Rescatux though. So my ...
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0answers
43 views

How to change the Visual Studio 2013 Product key

I have created a new VM with Windows 8.1 and VS2013 and all related updates. Now this VM was copied by other developers in order to avoid re-creating. Now how can they update the product key of VS2013 ...
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0answers
8 views

How do you get CentOS 6 to auto detect changes to NICs?

So, here's my issue. I'm managing many CentOS 6 based virtual machines, many of which are expected to be shared between different developers and some even are to be cloned and launched on central VM ...
0
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1answer
23 views

Created a VM image, now need to deploy them over network

I've created a freshly installed version of Windows 8.1 "not yet activated" with all necessary software packages on VMWare Workstation. This image is considered the baseline for any computer within ...
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0answers
16 views

Can I connect to an external-HDD-based Hyper-V VM from any computer?

If I create a VM on an external HDD using Hyper-V, and now want to connect to it from a different computer using Hyper-V on that second computer - Can that be done, or might that corrupt the VM? If ...
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12 views

Is there a way to zerofill the page file once for VM compaction?

I know it's not good practice to completely disable the page file even with seemingly sufficient amounts of RAM. I have a number of Windows VMs that naturally have a page file enabled at the default ...
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2answers
72 views

How to create a virtual machine from a bootable USB?

I need to take a live USB, that has Ubuntu 12.04 and a ton of customization on it, and create a virtual machine in Virtualbox from it. I ultimately actually want to get this installation up to Google ...
0
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0answers
59 views

Windows 10 64 bit OS on Oracle Virtual Box

Did an update to version 5.0 virtual box today and got this error msg NtCreteFile(\Device\VBoxDrvStub) failed 0xc0000034 STATUS_OBJECT_NAME_NOT_FOUND. How do I roll back to 4.38 version or fix the ...
0
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1answer
84 views

virtual box guest OS randomly freezes or crashes at login screen

I am struggling to use virtual box with debian stable (jessie) as guest OS under windows 8.1 as host OS. The installation of debian was simple, but logging into the guest OS is causing lots of ...
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1answer
28 views

SSD wear for rMBP mid 2015 15" with running VMware Fusion

I have the rMBP mid 2015 15" with a 512GB SSD. I will be running VMware Fusion for my Windows 8.1, Windows 10 and Redhat virtual machines. Most of the time I will be using my Windows 8.1 virtual ...
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2answers
140 views

Virtualbox guest additions completely breaks graphics on Windows 10 preview

Facing the issue with latest Virtual Box 4.3.28, VM of following config: intel i5 vPro 2 cores. 2800MB RAM 3D & 2D acceleration enabled, 256MB graphics memory. 25GB storage(Fixed size, Not ...
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0answers
18 views

Eclipse on new VM cannot download stuff, why not?

I copied eclipse into a new VirtualBox CentOS 7 virtual machine from another computer, but how do I get it to allow eclipse to download stuff from the internet? Here is the problem: Eclipse works, ...
0
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2answers
67 views

How to access ISO image connected to virtual machine?

I am new to Linux environment and i want to install a package to a virtual machine. I have vmware esxi server, and i installed a virtual machine with fedora17 OS. My intention is to install Dropbox on ...
2
votes
1answer
28 views

Missing space after virtual box uninstall

I had Oracle's VirtualBox software installed yesterday on my Windows 7 machine with a 20GB Ubuntu installation. I needed to free up some space so I uninstalled the virtualbox software. However I ...
4
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0answers
28 views

Migrate Azure VM (domain joined) - another storage account

I have an Azure LAB with DC running on a VM on Azure, call it "DC1". There is a VM joined to the domain say "VM1". I stumbled across the post to migrate Azure VMs between storage accounts -> Here ...
1
vote
1answer
24 views

Port is reachable on telnet locally, but browser shows connection reset

I am running a web application server locally in an Ubuntu guest VM on a Windows host. I could not connect to the service in any web browser. Chrome reported ERR_CONNECTION_CLOSED. The result is the ...
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0answers
12 views

How do I control process/memory visibility between processes? Fine grain control required

Situation: Windows 7 Game requires "bare metal" access for graphics acceleration. Game also has a particularly aggressive/invasive anti-cheat program/system that: Requires administrator access ...
1
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1answer
35 views

how do I copy large datasets between two VirtualBox virtual machines?

I have two separate CentOS 7 virtual machines running in VirtualBox that is installed in a Windows 8.1 host. How do I transfer large amounts of data from one of the CentOS 7 virtual machines to the ...
0
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1answer
18 views

virtualbox mouse integration across VMs and host

What is the simple command for being able to let the mouse pointer seamlessly move between VMs and the host? This happened intuitively for a while, but now I cannot seem to find how to set it up. ...
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0answers
25 views

how do I clone an external drive to import into VirtualBox?

In a Wondows 8.1 installation, I can type the following to create a SATA controller which will pull the contents of a detached hard drive into a VirtualBox Virtual Machine: cd ...
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2answers
26 views

How do you implement network separation between a physical host and a VM on the same device?

I want to have a machine running a VM on Hyper-V or VirtualBox. All traffic from the VM should go over a LAN connection (ideally with the physical LAN NIC restricted entirely to the VM and not ...
0
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1answer
48 views

How do I configure VirtualBox to launch a VM from an external drive?

What steps do I need to take in order to use VirtualBox to access a CentOS 7 installation that is on a detached hard drive? Here is the situation: 1.) CentOS 7 and Windows 7 were installed on a ...
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0answers
6 views

Create individual user for 1 VM in ESXi

I have a VMWare ESX server connected to a switch. I then have a laptop that manages the ESX Server using VSphere Client. I then want to connect a third machine to the switch, but I only want that ...