Questions tagged [headless]

Headless software (e.g. "headless Java" or "headless Linux") is software capable of working on a device without a graphical user interface.

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Has anyone successfully upgraded their headless Ubuntu running on a Dell PowerEdge T710 using a Keyboard, Video, Mouse console?

Just as the title says. I have headless Ubuntu server running on a Dell PowerEdge T710, and it says I need to do a release upgrade to 20.04.2 LTS from 18.04.5 LTS which I can perform using the Dell's ...
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Is it possible to install ubuntu on banana pi m2 zero No graphic interface (headless)

I have banana pi m2 zero, I need to use it to only get accelerometer data and post it to a remote server. I'm wondering if there is any version of ubuntu which I can use it. Thanks !
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Ubuntu 20.04 headless disk allocation, only 10GB for /home/user

I'm using a pre installed and configured Ubuntu 20.04 image from my provider. The server is preconfigured with 2x1TB Raid1. I noticed once I set up a new User the allocated space was only 10GB. It ...
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How do I make an L2TP connection at reboot on a headless server

I would like my headless server to automatically establish an L2TP connection on reboot. Google search has only yielded results for UI based startup. Can anyone guide me on how to do this?
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RPI4 and Ubuntu 20.04 LTS: Switch between headless and hdmi mode without any changes

I've installed Ubuntu 20.04 LTS on my fresh Raspberry Pi 4. The OS is configured to boot to desktop (xubuntu) and autologin is enabled. The Pi should boot either with an HDMI cable plugged in or in ...
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Raspberry Pi 3B+ No LAN after Ubuntu Server 20.10 setup

I've tried to flash the 64 bits Ubuntu Server 20.10 image to my Raspberry Pi 3B+, but I cannot ping or SSH into it. The Pi does show up in my ARP table, with 4 different addresses, yet none of them ...
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38 views

Cannot SSH to raspberry pi 3 with ubuntu server LTS arm64

I'm trying to flash ubuntu server LTS on a raspberry pi, but still couldn't manage to SSH to it even with an ethernet cable. I don't have a screen or a keyboard to attach to it, so I cannot access it ...
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Connecting Ethernet Cable to Ubuntu Server Makes Terminal Response Very Slow

I'm setting up an ubuntu server for the first time, and ran into an odd problem. Basically, when I have my ethernet cable plugged in, the response to terminal commands gets very slow. For example: the ...
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How do I increase the resolution of headless system using dummy monitor?

Please, this question has not been answered, I have read them all and none seems to work for me. I have a headless system Ubuntu 20.04 with Advanced Micro Devices, Inc. [AMD/ATI] Richland [Radeon HD ...
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135 views

Display emulator no longer working with Ubuntu 20.04

I recently upgraded from Ubuntu 19 to 20.04. I was using TeamViewer to connect to my box in lieu of the display. The box was running headless with display emulator After the upgrade, TeamViewer sees ...
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WLAN on headles ubuntu 20.04

I'm trying to connect WLAN on a headless machine (RapberryPi 3 CM). I have a USB WLAN stick which gets recognized. I searched how to connect to WLAN via netplan config. I tried several solutions. The ...
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246 views

Fake video driver on an headless Ubuntu 20.04 server

I Installed a headless 20.04 Ubuntu server with xubuntu-desktop and tightvncserver on a RPi4. I want to be able to connect to it with Remmina. Thus, I installed xserver-xorg-video-dummy and configured ...
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1answer
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How to handle / create disaster backups for an ubuntu 18.04 server that can boot on any / most hardware

I'm currently running 4 different Ubuntu 16.04 and 18.04 servers for Apache and Bind. I got my configuration backup done by a script I wrote myself, making sure I got my MySQL databases, apache files ...
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1answer
3k views

nvidia drivers on 20.04 headless server

I'm installing Nvidia driver 450 on a 20.04 brand new server with no desktop environment (which I do not want to have). (Context: final goal is to install cuda toolkit via Tensorflow Docker, and ...
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How to replace Raspian OS with Ubuntu 20.04

G'day everyone! I have a Raspberry Pi 4, with the Raspian OS installed. After some fiddling, I also managed to (1) get it to bootless headless, and (2) reconfigure to boot from an external disk (a ...
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Heeadless reboot of Ubuntu 20.04on Raspberry PI [duplicate]

I have successfully set up Ubuntu 20.04 on a raspberry PI 4. It is connected to a TV via HDMI. When I have the TV on and tuned to the PI input the PI boots perfectly. However when the TV is off or I ...
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How to setup a guaranteed proxy for sandboxing?

I have Ubuntu running inside a docker container that functions as a malware analysis sandbox, and I want to intercept all the requests made on that container via a MITM proxy. Inside this sandbox will ...
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Do I have to run headless if I want to access my ubuntu machine from windows?

I have a PC running ubuntu and also a NVIDIA Xavier running ubuntu. One is a desktop and the other one a embedded machine. Both are at my office. I would like to access them from my windows PC at home....
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929 views

20.04 headless on Raspberry pi 4 re-install will not allow password authentication on ssh

I installed 20.04 on a new headless pi 4 - no problems. Using Raspberry Pi Imager and selecting 20.04 server each time. Decided to re-install for a clean production environment but the new ...
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1answer
270 views

Server Setup Trouble… I Want VNC on a Headless Server

I was working with a startup at one point, and they had an awesome setup where they had a headless server that spun up and launched everything without the need for a login or GUI. Then you could VNC ...
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88 views

Create persistent usb with Déjà Dup

I broke my ubuntu install on a usb, but luckily, I backed up my ubuntu install to google drive. Since my server is a headless server, I would like to figure out how to restore my ubuntu install ...
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How to add google remote to a headless docker on vast

I want to add a GUI to a headless docker that I'm renting on vastai. It is using a cuda 16.04 docker image I start by updating and upgrading and then I followed this guide https://cloud.google.com/...
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1k views

How to run an application in headless mode?

Let's say I have a desktop app with GUI. I switch to the text terminal by pressing Ctrl+Alt+F3, I login and I try to run this app. I get an error message indicating that display is not available. The ...
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351 views

Gnome-session from ssh X returns “X11 connection rejected because of wrong authentication”, but xterm works

This is a new post from an previous question - someone said to use gnome-session vs. startx, but that gets 4 X11 connection rejected because of wrong authentication and then quits. This is 18.04 ...
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828 views

How to run (if possible) gpu-accelerated apps in LXC (LXD) container?

In its great post https://blog.simos.info/how-to-easily-run-graphics-accelerated-gui-apps-in-lxd-containers-on-your-ubuntu-desktop/ Simos Xenitellis describes how to run GUI apps inside the container. ...
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2answers
478 views

How to connect to localhost of headless server (for Syncthing)

I was unable to use ssh pi@raspberrypi.local -L 8384:raspberrypi.local:8384 -N to connect to localhost:8384 when installing Syncthing. This was odd because I successfully connected to another ...
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282 views

Ubuntu 18.04 Server Silently Becomes Unresponsive

I have a small headless server, running Ubuntu 18.04. After some time (e.g. a day or two) the server becomes unresponsive; no SSH access, no ping response, no disk activity when the power button is ...
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101 views

How do I make my own custom Ubuntu headless image?

What are the ways for me to make my own Ubuntu headless image? What I really want to achieve is to create an image that I can burn onto an sd card or emmc and upon first start up on a single computer ...
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1answer
149 views

I want my PC to boot in recovery mode by default

I have a headless 18.04 machine without screen, mouse and keyboard. I can't press keys to select the recovery mode and the machine won't show a working greeter in standard mode. So I want it to start ...
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1k views

Headless TeamViewer on Ubuntu 19.10

I have been attempting to connect to my home server running Ubuntu 19.10 over TeamViewer from my other devices (Linux computers, Android phones or Windows computers) in vain. I have tried fiddling ...
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957 views

xrandr “Failed to get size of gamma for output default” with xserver-xorg-video-dummy on a headless NUC/BACE in 18.04

I am trying to set up Ubuntu 18.04 on a NUC-like Gigabyte BACE. Everything works perfect. BUT: I would like to use Gnome with a screen resolution of 1680x1050. This is what I did: sudo apt-get ...
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1answer
484 views

VNC doesn't work with display switched off

I have my Ubuntu 19.10 HTPC plugged-in to a HDMI switch, which then routes to my monitor. Most of the time that HDMI switch is set to my Nvidia ShieldTV streaming device, and the TV is off. When I ...
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374 views

Windows 10 Virtualbox on Ubuntu Server

I have an Ubuntu 18.04 server running at my house, which replaced my windows server (as it was getting to slow). The only issue is that I have some ssh resources that require windows (and wine will ...
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1k views

How to turn off Nvidia GPU on a headless server?

I am running a headless server with an Nvidia GPU. Even when the GPU is not doing any work, it is consuming about 25 Watts of power: +------------------------------------------------------------------...
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51 views

Can't Login to SSH or FTP

I have a headless Ubuntu VPS and haven't logged into it in awhile. Currently it houses my website along with some files. I had set it up around May or March and just let it sit for awhile because I'...
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27 views

Purge GUI from Ubuntu [duplicate]

I have a pivot box that I access only through SSH. It has a small hard disk and I will never use GUI apps on it so I want to purge those. Ubuntu 16.04. Please recommend a safe way to do this. ...
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1answer
156 views

How do I resize partitions when I don't have physical access to a remote server?

I have a: cloud instance remote server Virtual Machine ... of Ubuntu to which I don't have physical access and I need to resize mounted partitions like / that I cannot dismount! All the tutorials /...
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682 views

Dropbox headless crashes “could not connect to display :1”

I installed dropbox from https://www.dropbox.com/install-linux as described to installed it headless. However when I try to run it I get the following error at the end ouf a list of outputs: [...
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1answer
199 views

VNC client(only) in Ubuntu 18.04 headless server

So basically I'm trying to setup a configuration line Qubes os but based on Ubuntu and KVM. I used Ubuntu 18.04 but it's still too heavy and I'm thinking of using headless Ubuntu for KVM installation. ...
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1answer
162 views

Ubuntu 18.04 LTS configuring WEPA WiFi for static address

I have an Ubuntu 18.04.02 LTS (headless) server that has been communicating with Ethernet. Circumstances demand that I now switch to Wifi using a USB Wifi dongle. I have used this Wifi dongle in the ...
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2k views

Launch GUI apps from text-mode tty without loading window/desktop manager

Is it possible, in latest Ubuntu distro, to launch GUI apps directly from a tty without loading window/desktop manager? We need this in situations like: After configuring an Ubuntu system to boot ...
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160 views

How to use system tray with X11 forwarding?

I'm using X11 forwarding to use GUI apps from my headless remote server. Everything was fine until I needed to use a program that needs system tray. Program needs a system tray to work correctly ...
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646 views

Is there any value in using ClamAV to scan the entire filesystem and/or run as root?

I am setting up a headless server that'll be hosting SAMBA for my LAN and a web accessible website. ClamAV seems to be the defacto standard for Linux anti-virus. Most articles I read online talk ...
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2k views

How to get vino to run after autologin on a headless server - Ubuntu Server 18.04.2 LTS

I have a server I prepped here in the office and got everything working. I set up auto-login followed by an immediate lock-screen so that vino would start automatically after a reboot. I took the rack ...
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headless ubuntu server with desktop gui with working gpu

I've ordered a dedicated (headless) server with an nvidia GeForce GT 710B GPU at ikoula (offsite data center). Now I am trying to get a full blown desktop gui to run on it so I can actually run what I ...
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Ubuntu 18.04, issue with headless desktop and remote access

I have an Ubuntu 18.04.1 LTS desktop install that I use as a Tor relay. It's using a mini-PC with an Intel j4105 (integrated graphics). I am wanting to have it not connected via HDMI, as I don't have ...
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1answer
3k views

Running headless doesn't start correctly unless a display is attached

I want to run Ubuntu 18 headless and connect with AnyDesk. Everything works fine as long as there is a display connected, even when not powered on. If I don't have a display attached, then when it ...
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1answer
1k views

Shorten nmcli connection timeout from 120s to 10s, try a lower priority interface quicker

On Ubuntu 16.04 lts I am using nmcli to manage the network interfaces. I have connections like so. NAME UUID TYPE DEVICE link-local-0 da55e0dd-...
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3k views

Adding a fake monitor for headless system breaks boot when a real monitor is connected

I'm trying to add a fake monitor in Ubuntu 16.04. This is a headless system and the problem is that remote desktop like teamviewer are really slow, so I tried the accepted solution here: Add Fake ...
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Creating an ubuntu live USB for an appliance with no video adapter

I have an appliance for which I do not know the root password - and I can't access the GRUB menu ( I tried SHIFT,SPACE and ESC ). This appliance doesn't have any video adapter - only a serial ...