Questions tagged [virtualbox]

Oracle VM VirtualBox is a desktop virtualization product for x86, AMD64 and Intel64 processor architectures.

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Virtualbox not recognizing GRUB

I ripped a Linux Mint partition into a file using the dd command: sudo dd if=PART_PATH of=OUTPUT_PATH/ubuntu.bin Then I converted it into a *.vdi VBoxManage convertdd PATH_TO_ubuntu.bin ubuntu.vdi --...
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Site-to-site VPN connection between VMs in a private network and remote Linux hosts [closed]

Recently I've faced with a problem - connect multiple VMs running on bare metal servers with Linux hosts in the remote location via the Internet. Basically, what I need is a simple VPN setup where I ...
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Why does my MySQL server suddenly not start. ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) [closed]

Suddenly my MySQL server will not start. running mysql in the cli will return ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) I was running a ...
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Is it possible to run a VM without actually enabling virtualization settings in BIOS?

I am trying to launch a VM with QEMU KVM on a Linux system but I am unable to actually make it work. It just doesn't start. But I figured out that I need to enable virtualization from BIOS settings to ...
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How to remote access Virtualbox on a headless linux server

This is not a real question but I rather want to put this here in order to document it as there is a lot of contradicting information in the web. When you run Virtualbox on a headless linux server, ...
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Vagrant with VirtualBox - can not establish SSH connection

I've setup VirtualBox and Vagrant on a server box without GUI. When I run vargrant up it hangs on the SSH part: # vagrant up ...
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How to enable nested virtualization in order to use VirtualBox inside of a KVM virtual machine?

We have a KVM hypervisor (L0, AMD, Kernel: Linux level0kvmhypervisor 4.19.0-12-amd64 #1 SMP Debian 4.19.152-1 (2020-10-18) x86_64 GNU/Linux), which runs a virtual machine that I would like to use as a ...
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Is there a way to enable direct i/o in virtualbox when connecting to a raw disk in linux?

I found instructions on how to create a virtual disk for use with virtualbox that points to a raw block device. You can't do it from the ui, but you can do it from the command line: VBoxManage ...
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Can't ping gateway or access outside internet from Ubuntu guest on Windows 10 host

Using Virtualbox Version 6.1.16 r140961 (Qt5.6.2) on Windows 10 Home host. When using Bridged Adapter mode on a Ubuntu 20.10 server vm. I am unable to ping the gateway from the guest. I can ping from ...
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Pinging 8.8.8.8 via a windows 10 client going through windows server 2012 gives a request timedout error

This is my setup in virtualbox. A DHCP Scope of range 112.123.1.100 to 112.123.3.188, Length = 16, Router IP is 112.123.2.2 (this also is the IP of the server the DHCP is configured on). After this I ...
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Cannot access Ubuntu Server running on VirtualBox and remote machine

I have installed a Ubuntu 20.04.1 Server as VM on a VirtualBox, this VirtualBox is running on my school's remote server and installed GNS3 on this VM(Ubuntu Server). So far, everything is fine. But ...
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Using Debian as host for Virtualbox - problems with network

I have been banging my head on this for awhile. Im somewhat new to using Debian as a host/router for virtual machines and Im strugeling to get remote access to my VMs. My setup is like this: Server ...
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Newly Created VirtualBox VDI ext4 Occupying 24GB Actual Space?

I created a new dynamic vdi disk. Then, from within the guest, I used fdisk to mkfs.ext4. I then shut down the guest and saw this in my vbox: The only thing I saved to the disk so far (Before ...
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Trying to connect over local network to SQL Server

I have a developer edition of SQL server 2019 running on my machine. In virtual box I have a linux server that's connected to a local host-only virtual network. I can ping back and forth between the ...
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Using Puppet to configure hypervisor

I am looking to use Puppet to configure a bare-metal host to spawn VMs using Vagrant/VirtualBox, whose configurations will also be managed by Puppet. I think this can be achieved by: Installing ...

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