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Unanswered Questions

5,357 questions with no upvoted or accepted answers
9 votes
0 answers
4k views

jenkins:Broken AVD system path. Check your ANDROID_SDK_ROOT value

I have docker-image of jenkins. Home directory of jenkins is: /var/jenkins_home wich mapped to /home/user So, i install android-sdk wich mapped to: /home/user/tools/android-sdk/ When i install ...
9 votes
0 answers
12k views

What IP/ports should be opened for Docker Hub?

Given our client's restrictions, we cannot have our VMs completely open to the internet. However, we sometimes need to pull Docker images from Docker Hub. We can white-list IP addresses and ranges, ...
9 votes
1 answer
4k views

Is Xfce supposed to run slowly on Virtualbox?

I'm having problems getting Xfce systems on VirtualBox to run smoothly. What I mean by slow is that moving or resizing windows looks very "laggy" (basically just windows jumping from one ...
8 votes
0 answers
12k views

Docker: "failed to get console mode for stdout: The handle is invalid."

When running docker-compose up in Windows PowerShell using Docker Desktop on WSL2, I get Creating network "test_default" with the default driver Building master failed to get console mode ...
8 votes
0 answers
2k views

Ubuntu unattended upgrades stops Docker

This is my current 50-unattended-upgrades file: Unattended-Upgrade::Automatic-Reboot "false"; Unattended-Upgrade::Allowed-Origins { "${distro_id}:${distro_codename}"; "${distro_id}:${...
8 votes
0 answers
1k views

Running Android Emulator with HAXM acceleration and VirtualBox in parallel on Windows

I am trying to understand if it is feasible to run the Android Emulator with HAXM-based acceleration and VirtualBox side by side on the same Windows host. I have a Windows host running a 64 bit ...
8 votes
1 answer
2k views

How to run a raw-disk Virtualbox VM when using UEFI?

I have a dual-boot setup on my computer with Windows 10 and Linux (Arch, if relevant). I'm trying to virtualize my on-disk Linux install in Windows (and plan on doing the opposite direction once I ...
8 votes
0 answers
1k views

VBoxManage: error: Cannot read the partition information from '/dev/disk0'

I'm trying to make a partition .vmdk file for Virtual Box. Basically I want to boot my bootcamp partition box up in Virtual Box. But I get the following error when I try to make the .vmdk file ...
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 ...
8 votes
1 answer
36k views

Pass VirtualBox Guest connections through proxy

The computer is inside a company and only have internet access through proxy. I want the guest inside the VirtualBox to access the internet without changing anything in the guest. The host is Windows ...
7 votes
0 answers
808 views

How to hide Docker volumes from Dolphin file manager?

KDE Plasma user here. Dolphin file manager is displaying all my Docker volumes in its devices sidebar section, and I'd like to prevent them to appear here without having to manually hide them. Is ...
7 votes
0 answers
2k views

Docker is creatting another default network route overriding default one and disabling internet connection

I'm using docker, and when I started some container it starts the docker network interface. With it the daemon set-up 2 new routes, including a new default route, overriding my old one. And, of course,...
7 votes
0 answers
18k views

How to overcome VirtualBox 256MB limit of video memory

My host machine has a 2GB graphic card (GeForce GT740M) but VirtualBox allows me to use just 256MB of memory. Because I would use CAD applications on Win7 (Guest) I would like to have more memory to ...
7 votes
0 answers
3k views

Make Genymotion use a host VPN

I'm using Cisco's AnyConnect to connect to a VPN using my Windows 8.1 PC. When using the Genymotion emulator, I would like it to use the VPN too. However, although having Internet access from the ...
6 votes
2 answers
7k views

Docker Desktop 3.1.0 for Windows 10 Installation Failed

I have Windows 10 Pro version 1903 (build 18362.836). Hyper-V is enabled. Docker Desktop 3.1.0 failed to install with the following error. Any help would be greatly appreciated. Component ...
6 votes
0 answers
5k views

rcu_sched detected stalls on CPUs/tasks

I'm running many VMs using Virtualbox. These VMs use Debian 10.3 (the latest version). And I'm experiencing bugs / freezes as you can see below. It looks like this is happening on the VMs where I ...
6 votes
0 answers
601 views

When using shell inside Docker, previous command (Ctrl+P) does not refresh

I'm new to Docker, and I had a running container with Ubuntu 16. I usually connect the container with the command: docker exec -it 7e3 /usr/bin/zsh Then, when I use the shell inside the Docker, ...
6 votes
1 answer
773 views

How to configure detach key-sequence like Docker's detachKeys using kubectl?

The default key sequence for detaching from a running container is Ctrl+p Ctrl+q in both Docker and Kubernetes. For Docker (e.g. docker run), I can change this with either --detach-keys on the ...
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 ...
6 votes
3 answers
9k views

Vagrant hangs on SSH auth method: password

I’m trying to load a VM via Vagrant. It’s my first time attempting anything like this. I'm using Windows 10 64bit and trying to run my MS Server 2016 standard. I created a new VM in VirtualBox and ...
6 votes
0 answers
831 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 ...
6 votes
0 answers
2k views

How to move images of docker in aufs directory to overlay2?

I update my kernel of Debian from 3.x to 4.x. Docker storage become overlay2. ls /var/lib/docker/ containers image network overlay2 plugins swarm tmp trust volumes old directory structure ...
6 votes
0 answers
451 views

How can I link an SMTP server to a Docker container under Plesk Onyx?

I'm running a Docker container on a Plesk Onyx managed server using the Docker extension. Everything is fine except email. How do I go about either linking my smtp server to the container or modifying ...
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 : -&...
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 ...
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://...
6 votes
3 answers
6k views

How can I troubleshoot VirtualBox port forwarding from Windows guest to Mac OS X host not working?

There is a plethora of questions about VirtualBox port forwarding problems but none with my specific details. Details of setup: I have a Windows 7 Professional 64bit install living in VirtualBox 4.1....
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 ...
5 votes
1 answer
3k views

GPG Error on APT-GET docker container (Ubuntu 22.04)

I am trying to just apt-get update on a ubuntu:22.04 docker container. On my local machine, when I spin up a new ubuntu:22.04 docker container and run apt-get update, no error occurs. However, on my ...
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 ...
5 votes
0 answers
2k views

Qemu throws back error after i tried to use whpx acceleration (not sure if this the right community)

I am using qemu to emulate Zorin OS 16 (a hour old user of qemu) I tried to emulate Zorin OS 16 with whpx acceleration with this command in power shell: qemu-system-x86_64.exe -boot d -cdrom zorincore....
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 ...
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 ...
5 votes
0 answers
3k views

Invalid length of startup packet docker compose postgresql

I am trying to install/setup pgadmin4 on a linux fedora 28 machine and when I try running this command docker-compose -f docker-compose.yml -f docker-compose.dev.yml up I get these errors: ...
5 votes
2 answers
19k views

VM got 10.0.x.x address instead of 192.168.x.x address?

I've searched the similar question (and prepared to be downvoted too). I'm new to virtualbox, and I have Ubuntu-server-VM (with guest addition installed) run on my Windows-10-Host using VirtualBox-5.2....
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 ...
5 votes
2 answers
8k views

Boot a physical disk with EFI in VirtualBox Ubuntu 18.04 host

I used to use legacy BIOS booting on this machine to dual-boot Ubuntu 16.04 and Windows 10 across three hard drives. I used GRUB to boot to Ubuntu on an SSD and HDD combo and Windows 10 on it's own ...
5 votes
0 answers
648 views

using ksm_preload for Apache inside Docker

I am trying to use ksm_preload for Apache inside Docker. The problem is the library does not get mapped when running inside Docker. Outside it works and i am seeing shared/volatile pages. I think the ...
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 ...
5 votes
0 answers
440 views

KVM switch switches automatically on VirtualBox usage

I am using KVM switch Multico EW K1904U. The problem is that it confilcts with Oracle virtual box somehow. Particularly, if I am terminating virtual machine on computer 1, it switches to computer 2 (...
5 votes
2 answers
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 ...
5 votes
1 answer
275 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 ...
5 votes
1 answer
4k views

Vagrant virtual machine automatically halting when laptop is put to sleep

I’m using a Vagrant box (running in VirtualBox) I got from a third party and it always automatically shuts down when I put my MacBook Pro to sleep. When I wake up my laptop I need to run vagrant up to ...
5 votes
1 answer
231 views

Docker workflow with multiple packages and shared sources

Let's say I want to use Docker for an app, which consists of two parts. These parts are different, but they have some shared libraries. So, I have two folders: part1/ Dockerfile src/ part2/ ...
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 ...
5 votes
0 answers
2k views

Is it possible to run Corona SDK on ReactOS or Wine?

I dumped Windows, I'm now using Xubuntu. Is it possible to run Corona SDK on Wine? On Corona forums, they say no, but I wounder how this guy did it? Is ZeroBrane a solution? What about ReactOS (or ...
5 votes
1 answer
556 views

VirtualBox not allowing me to modify IPv4 Network Mask?

I use Oracle VM VirtualBox to run a web server on my machine. I had it set up and working perfectly for a while. For the past few months it's been prompting me to update, and I finally gave in and ran ...
5 votes
0 answers
7k views

Why is virtualbox networking using virtio slow (bridged and host-only, Debian)

I'm currently installing a VirtualBox Server using Debian for Host and Client. I experience some trouble regarding network performance and CPU load especially using host-only networks and I've no idea ...
user avatar
5 votes
1 answer
12k views

How to launch multiple instances of VM image in VirtualBox?

I would like to configure a machine image with all the bells and whistles and then be able to launch multiple instances of it in VirtualBox. However, it allows me to launch only a single instance of ...
5 votes
0 answers
2k views

Mac 10.8 Guest Multiple Monitors in Virtualbox

I've done a bit of searching and cannot seem to find an answer to my question. I have Mac OS X Mountain Lion guest installed on a virtual machine using Virtual Box with a Windows 7 host. I've found ...

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