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Questions tagged [ubuntu]

Ubuntu is a Linux operating system derived from the Debian distribution.

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32
votes
8answers
47k views

I failed to remote connect to Raspberry Pi 3 from Ubuntu

I just bought raspberry pi 3 with Rapbian Jessi with Pixel and I have a Lenovo laptop with Ubuntu 14.04 64 bit on it. I want to remote connect to it from my laptop. I enabled the VNC server on ...
22
votes
5answers
33k views

RPi 4 running Ubuntu Server 20.04: can't connect to WiFi

I'm trying to run my Raspberry Pi 4 on Ubuntu Server 20.04 (64bit) following this tutorial. When I reached 4. Boot Ubuntu Server, my RPi had no IP address (I switched to using a monitor when doing a ...
20
votes
1answer
34k views

How to setup the Raspberry Pi 3 onboard WiFi for Ubuntu Server 18.04 with netplan?

How to setup of Raspberry Pi 3 B+ onboard WiFi for Ubuntu Server 18.04? In particular, with netplan? This is a clean install of the Ubuntu Server 18.04 image for Raspberry Pi 3. File: ubuntu-18.04.2-...
19
votes
5answers
5k views

Can I install Ubuntu?

To my understanding, the Raspberry Pi supports Debian. Has anyone had any success running Ubuntu on it?
16
votes
3answers
55k views

How do I cross-compile the kernel on a Ubuntu host?

I would like to understand more about how the kernel works. Part of this is to compile it myself. How do I cross-compile the Kernel on a Ubuntu host?
13
votes
6answers
13k views

How to connect and use ssh without a screen using BUILDROOT

I want to build a minimal system for raspberry pi (B+) to improve the performance of my face detection algorithm ... I have found BuildRoot : for the configuration i found that it's not necessary to ...
12
votes
1answer
24k views

Install Atom editor on Raspberry Pi

Is ist possible to install Atom on a Raspberry Pi 2 running Ubuntu?
11
votes
5answers
76k views

connect to host port 22: Connection refused

I tried to use SSH to reach my Pi 3 ssh pi@192.168.100.3 but I get this message ssh: connect to host 192.168.100.3 port 22: Connection refused I install and install SSH but nothing has worked I ...
11
votes
2answers
11k views

How do I mount the .img files under Ubuntu?

I just downloaded the Debian and Arch Linux files and I would like to mount before I burn into the SD card. How can I mount the img? I tried to mount but I'm getting the following error: sudo mount ...
10
votes
5answers
18k views

Snappy Ubuntu - reasons?

It is probably a naive question, but why should someone install Snappy Ubuntu to a Raspberry Pi? I did not get the advantages over Raspbian Wheezy. Maybe somebody has some experience or a case...
9
votes
1answer
9k views

Ubuntu server on RPI 4 boot hangs on cloud init

I've installed the image ubuntu-19.10.1-preinstalled-server-arm64+raspi3.img.xz on an sd card and am trying to boot ubuntu server for the first time on my raspberry pi 4. I get to this stage in the ...
8
votes
2answers
9k views

Large Monitor on Ubuntu Mate

I have a large monitor which I'd like to use with the Raspberry Pi 2 Model B. The monitor is an LG 21:9 ultrawide so a little unusual. I'm running Ubuntu Mate and the resolution is defaulting to 1824 ...
8
votes
5answers
6k views

How to update multiple Pis at once?

Is there a way to update multiple Raspberry Pi machines at the same time? Would it be possible to update them from a single copy of the image on the central Ubuntu PC server so that the download takes ...
7
votes
2answers
6k views

configure monitor to allow rotation

I have a monitor Samsung SyncMaster 943B (connected through DVI) which has a rotatable screen. Monitor Preferences shows "Monitor Unknown" and the correct Resolution but not the Refreshrate and won't ...
7
votes
2answers
4k views

Raspberry pi frequently disconnecting and reconnecting from wifi network

My raspberry pi 2 (running Ubuntu 14.04) with SIIG wireless mini adapter is unable to maintain a connection with the access point. It does not seem to be signal strength related, as it behaves well ...
6
votes
2answers
3k views

How to install git in PI snappy

My pi2 is installed with ubuntu-15.04-snappy-armhf-rpi2.img.gz, I want to install git in it but failed, here is info: (RaspberryPi2)ubuntu@localhost:~$ sudo snappy install git Installing git git ...
6
votes
4answers
16k views

White noise through audio jack

I have been using Sonic Pi recently and have been annoyed by a persistent stream of white noise. This has happened on both Raspbian and Ubuntu MATE 16.04 for Raspberry Pi, using SENNHEISER MX356s. Is ...
6
votes
1answer
9k views

libstdc++ Error: `GLIBCXX_3.4.22' not found

I was trying to cross-compile dlib for Raspberry Pi, using the arm-linux-gnueabihf compiler. After successful runs of cmake and make -j4, I ran python setup.py bdist_wheel --repackage, which created ...
5
votes
2answers
10k views

Ubuntu 18.04 on Raspberry pi zero w?

I am wondering if anyone has successfully installed and ran Ubuntu Mate 18.04 on Raspberry pi zero w?? If so, can you guide me on how you accomplished it? I have an application in mind where I need ...
5
votes
2answers
2k views

Setting up time on Raspberry Pi with Ubuntu LTS 18.04

It seems I am unable to set up permanent time on my Raspberry Pi 3 with Ubuntu LTS. I tried: sudo timedatectl set-ntp 0 sudo timedatectl set-time "2018-09-17 18:17:16" sudo timedatectl set-timezone ...
5
votes
2answers
7k views

How do I know if I'm on Debian, Ubuntu or Fedora?

I'm following this guide to set up Home Assistant on HASSbian on a Raspberry Pi 3. Then it throws this at me: If you’re on Debian or Ubuntu, you might have to install the packages for arp and ...
5
votes
4answers
5k views

PoE hat fan activation on OS other than Raspbian

I'm aware that the only officially supported OS that the PoE hat works on is Raspbian. I can confirm that both my hats work, and that the fan does switch on and off if I have Raspbian installed on the ...
5
votes
1answer
4k views

Will RPI3 power down an external USB hard disk if not used for a certain amount of time?

Supposing I am more interested in power consumption than the lifespan of the HDD, does Raspberry Pi 3 power down automatically an external USB hard disk? If it doesn't do it automatically by default, ...
5
votes
4answers
2k views

Weird display on VGA monitor, Ubuntu Server 19.10 on Raspberry Pi 4

UPDATE: As I suspected lately, Ubuntu Server actually boots up. Nothing worked until I tried using an actual HDMI monitor instead of an HDTV or VGA monitor. I suppose the TV will work once I install a ...
5
votes
1answer
8k views

Camera, Ubuntu, modprobe bcm2835-v4l2 ERROR: could not insert 'bcm2835_v4l2': Operation not permitted

I have added a camera to the raspberry but I get the following when trying to load the driver: root@deadlock-desktop:~# modprobe bcm2835-v4l2 modprobe: ERROR: could not insert 'bcm2835_v4l2': ...
5
votes
4answers
8k views

Raspberry Pi 3 Ubuntu 16.04 Server upgrade error

So last week I bought the Raspberry Pi 3 model B with the complete Canakit. I installed Ubuntu 16.04 server standard image on the micro sd card with my Windows computer. I used SF Formatter to ...
5
votes
2answers
2k views

raspberry emulation / nested virtualization - issue when booting with qemu-system-arm

I'm trying to emulate the raspberry pi with a virtualbox using Ubuntu. I've followed this link and also this one I've been able to install the requested qemu package, I've downloaded the raspbian ...
5
votes
5answers
27k views

possible to ssh with Ubuntu MATE

I flashed the Ubuntu MATE distro with my OSX. Now I try to connect to my pi through ssh. I get an IP but when I try to log with ubuntu/ubuntu as a login/password, it does not work. Is it configured to ...
4
votes
1answer
11k views

Install Raspbian packages directly from Ubuntu with chroot to Raspbian file system (on SD card)

I'm connecting to internet with my pc using Ethernet cable, I just have one internet cable input and one RJ45 cable, so I cant share internet with my Raspberry. is there any solution to install ...
4
votes
2answers
7k views

No sound with Rpi 2

I am using Rpi2 installed with ubuntu mate.I've got these speakers but when I plug into the audio 3.5mm jackout there is no response from speakers. The speakers are working fine with other devices.Is ...
4
votes
2answers
1k views

Does "/dev/null" writes data to SD Card before discarding?

I want to maximize my sd card lifespan and Im wondering if redirecting output to /dev/null will reduce my sd card life.
4
votes
1answer
4k views

RPI 4B - Bluetooth unavailable on Ubuntu 20.04

I want to use Bluetooth on a Raspberry Pi 4B which has Bluetooth included. I used an Ubuntu 20.04 64-bit server image (using the Imager) mostly because I already know this OS. After a fresh install, ...
4
votes
5answers
23k views

raspi-config on Ubuntu 16.04

i wanted to enable SPI on my raspberry pi 3 but in ubuntu mate it says the command "raspi-config" is not found, what is the alternative to this?
4
votes
3answers
3k views

Rpi4 with Buster wpa_supplicant fails to connect to hostapd network hosted on Ubuntu laptop

I am attempting to connect a Rpi4 to an AP running on my laptop, but it won't connect. I don't see any obvious problems (to me) in wpa_supplicant or other config files. I have run wpa_supplicant in ...
4
votes
1answer
7k views

Rpi Zero - Snappy Ubuntu Core

Ubuntu Core is meant to be a very light OS, which is ideal for RPi zero. Today I run a RPi Zero using Raspbian Stretch Lite, but I would be happy to run even lighter OS, as Ubuntu Core. What is the ...
4
votes
2answers
5k views

How can I connect to my RPi NFS server using version 4?

I've set my Raspberry Pi up as an NFS server, but I cannot connect to it with NFS version 4. However, version 3 works. From my Kubuntu 13.04 client: $ sudo mount -t nfs -o proto=tcp,port=2049,vers=4 ...
4
votes
1answer
1k views

Ubuntu Server can’t connect to Wifi

I flashed my raspberry pi with ARM server ubuntu but I can’t get my pi to connect to the wifi. I was following this tutorial, which instructs me to use ifconfig, but my pi is telling me that it doesn’...
4
votes
4answers
26k views

Creating Disk Image of SD Card

So I've found this command: dd if=/dev/sdx of=/directory/for/image bs=1M But that gives me this error: dd: failed to open ‘directory/for/image’: Is a directory So I found that the directory has to ...
4
votes
4answers
11k views

Raspberry Pi Imager Failing to Verify Ubuntu Image Install to SD Card

I am trying to image Ubuntu onto an SD card on my Mac for use with my Raspberry Pi 4 using thew new official imager tool from Raspberry Pi (found here: https://www.raspberrypi.org/downloads/). For ...
4
votes
3answers
3k views

Does Firefox 57 work on the RPi?

The title pretty much says it all. I am using Ubuntu Mate, so Firefox is available from the main repository. Firefox has not worked on the Raspberry Pi since Firefox 55. I hoped that Firefox 56 would ...
4
votes
1answer
1k views

Network boot with rootfs on USB3 drive fails with Ubuntu 20.04

Having previously got network boot working following this tutorial, I thought I'd try to combine it with the steps for using an USB SSD as rootfs. This worked on Raspbian as follows: Make a machine-...
4
votes
1answer
7k views

Install raspi-config on Ubuntu 16.04 server [duplicate]

I download the Ubuntu Classic Server 16.04 - Raspberry Pi 3 from https://ubuntu-pi-flavour-maker.org/download/ and installed it on my RPi 3. Now I see that wlan0 is missing. I don't have /dev/video0 ...
4
votes
1answer
2k views

Where is Bluetooth pairing stored

I have paired a Bluetooth keyboard and mouse with my Pi3 running Raspbian. I am setting up Ubuntu MATE 16.04 on another SD Card to run on the same Pi3. I would like to use the keyboard and mouse on ...
4
votes
1answer
1k views

Respberry Pi fails to boot with custom kernel

I'm trying to cross compile my kernel with touchscreen enabled, however my Respberry Pi fails to boot with the custom kernel. I was trying to compile the kernel on my ubuntu 10.4 (x64) with different ...
4
votes
3answers
1k views

How to install Ubuntu on a Raspberry Pi 3

What's the best way to install Ubuntu 16 on a Raspberry Pi 3? I tried following this guide and image, but I've found it terribly unstable. Rebooting the Pi results in either the error: unable to ...
3
votes
2answers
3k views

Opengl supported version?

I've heard that it is possible to make a high performance computer with a rasberry pi cluster. I am thinking about doing this, but before I do it, I want to know what OpenGL version rasberry pi ...
3
votes
1answer
9k views

Ubuntu ArmHF vs arm64

https://wiki.ubuntu.com/ARM/RaspberryPi#arm64 The website raspberry pi images: ArmHF arm64 What is the difference between the two? Are both 64 bit operating systems?
3
votes
1answer
400 views

Unmodified Linux Distro Install

I have several Raspberry PI units, but I always use the customized flavor of Linux (Raspbian) for installs. Does the Raspberry PI support the installation of an unmodified ISO from the various Linux ...
3
votes
2answers
3k views

Run a script when wifi is connected to a particular wifi network?

My Raspberry pi is connected to my home wifi network. This wifi network have a captive portal and hence each time I need to sign in the captive portal to use the internet. Now I am trying to automate ...
3
votes
2answers
2k views

How to setup a GUI on Raspberry PI 4 running Ubuntu Server?

I am using Raspberry Pi 4 for experiments with Docker. The problem is, sometimes I need to copy-paste information from the internet, but my server has no UI. I tried the ubuntu-desktop package which ...

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