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Questions tagged [virtual-machine]

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

2,324 questions with no upvoted or accepted answers
8 votes
2 answers
12k views

Bad Block on Virtual Machine (Virtual or Physical Problem?)

I am dealing with a virtual machine that is receiving the following entry in the event log: TIME OF EVENT: 7/30/2011 3:47:05 PM EVENT LOG: System EVENT SOURCE: disk EVENT ID: 7 SEVERITY: Error ...
FourHundred57's user avatar
6 votes
0 answers
10k views

How to use Windows WSL to configure routing? Is this possible?

I noticed that IP forwarding appears to be enabled in WSL (Windows 10pro 1709), according to sysctl. I'm hoping I can use this to make a software router on WSL -- to play with Hyper-V VM traffic on ...
init_js's user avatar
  • 375
6 votes
0 answers
827 views

VBoxManage setextradata command does not add avx2 to /proc/cpuinfo

Linux & VirtualBox noob here, so please go easy. I've been running into problems compiling code with scipy in a VirtualBox 5.2 VM running Fedora 26 on my host Windows 10. The cryptic error output ...
Reinhold Willcox's user avatar
6 votes
0 answers
3k views

comparing between two VM snapshots?

I already know some programs can compare between two snapshots but they only work on my real machine but I want to know how to know the difference between two virtual machine snapshots Example : -&...
Khalil Bz's user avatar
  • 203
6 votes
0 answers
3k views

Virtualbox host io cache applying scenarios

Virtualbox docs says that using host io cache for sata controller may be a risk of system performance. At the same time, on my case I see advantage of using host io cache - DisckCrystalMark reports ...
Yuri's user avatar
  • 111
6 votes
1 answer
8k views

Accessing Localhost from Hyper-V VM

I currently have a PC running Visual Studio/IIS Express and I need to do some IE8 testing, which requires me to run a Hyper-V VM. When I go into the Hyper-V VM, I can't seem to go to reach http://...
Tim Almond's user avatar
6 votes
3 answers
6k views

Mac OS X Server 10.6.6 "disables" CPU in VMware Fusion

I installed Mac OS X Server 10.6.0 in VMWare Fusion the other night and it worked perfectly, until I ran Software Update. I upgraded to 10.6.6 through the combo updater, and now when I start the VM it ...
wjl's user avatar
  • 315
5 votes
2 answers
8k views

Ubuntu VM hangs in VirtualBox under Window 10: "watchdog BUG: soft lockup - CPU#0 stuck for 23s"

This is Windows 10 with VirtualBox installed and Ubuntu virtual machine with Apache server. Often CPU hangs on the Ubuntu virtual machine, taking up to 50% host CPU usage with no response at all, when ...
Esamo's user avatar
  • 151
5 votes
0 answers
1k views

Installing Windows virtualization features within KVM virtual machine causes early-boot guest crash

See updates below for what I've discovered about the more general nature of this problem. I have a Windows VM running OVMF firmware with VFIO passthrough for a graphics card running on an Arch Linux ...
Glen's user avatar
  • 171
5 votes
1 answer
2k views

How can I emulate Ubuntu 18.04 on MacOS using qemu?

How can I run Ubuntu 18.04 on my MacBook Air (Mojave) using QEMU? (yes I have to use QEMU for now.) I got QEMU from here. But also got it from Homebrew as well. I've tried looking at the QEMU's ...
Bob th's user avatar
  • 151
5 votes
0 answers
3k views

Is there any way to type the clipboard to the guest in VMware

Similar to this question for VirtualBox: How do you auto-type the contents of the clipboard from the host into a guest Virtual Box instance? Is there any way to type the contents of the clipboard to ...
Michael Firth's user avatar
5 votes
0 answers
1k views

Docker for Windows unresponsive after restarting VM

I've installed Docker for Windows on my Windows 10 machine, which uses Hyper-V. The default VM that gets installed is the MobyLinuxVM. To change some settings, I shut down and restarted the VM. But ...
SQB's user avatar
  • 703
5 votes
1 answer
2k views

Linux windowed GPU passthrough

I've read that GPU passthrough on linux (ubuntu/mint) is possible with the correct types of hardware. I'm looking for a specific use case of passthrough and I'm wondering whether technology has ...
Simon's user avatar
  • 367
5 votes
1 answer
274 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 ...
Dexter's user avatar
  • 51
5 votes
0 answers
2k views

virtualbox windows 10 guest stuck at low resolution on ubuntu host

I am running Ubuntu 14.04 as a host and Windows 10 as a guest in Virtual Box. I used Windows 8.1 as the operating system type when I set up the box. Windows 10 runs fine. I was able to install Guest ...
Matthew Griessler's user avatar

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