Questions tagged [ubuntu]
Ubuntu is a Linux operating system derived from the Debian distribution.
586 questions
35
votes
8
answers
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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 ...
- 757
27
votes
5
answers
53k
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 ...
- 395
21
votes
5
answers
5k
views
Can I install Ubuntu?
To my understanding, the Raspberry Pi supports Debian. Has anyone had any success running Ubuntu on it?
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20
votes
1
answer
43k
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-...
- 563
18
votes
3
answers
61k
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?
- 15.6k
13
votes
6
answers
18k
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 ...
- 373
12
votes
5
answers
107k
views
connect to host port 22: Connection refused
I tried to use SSH to reach my Pi 3
ssh [email protected]
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 ...
- 125
12
votes
3
answers
12k
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 ...
- 983
12
votes
1
answer
25k
views
Install Atom editor on Raspberry Pi
Is ist possible to install Atom on a Raspberry Pi 2 running Ubuntu?
- 291
10
votes
5
answers
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...
- 341
10
votes
1
answer
15k
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 ...
- 153
8
votes
4
answers
9k
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 ...
- 185
8
votes
2
answers
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 ...
- 201
8
votes
5
answers
7k
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 ...
- 323
7
votes
3
answers
8k
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, ...
- 293
7
votes
2
answers
4k
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 ...
- 225
7
votes
4
answers
19k
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 ...
- 311
7
votes
4
answers
21k
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 ...
- 171
7
votes
2
answers
7k
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 ...
- 61.5k
7
votes
1
answer
12k
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 ...
- 211
7
votes
2
answers
6k
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 ...
- 71
7
votes
1
answer
2k
views
Ubuntu 21.10 desktop environments freezing on Pi 400
I have created SD card with Ubuntu Desktop 21.10 using Pi Imager on Raspbian. It boots fine but when I interact with desktop environment, e.g. re-arrange the icons on the sidebar, the desktop ...
- 171
6
votes
2
answers
12k
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 ...
- 203
5
votes
2
answers
11k
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 ...
- 163
5
votes
2
answers
4k
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
1
answer
5k
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, ...
- 413
5
votes
1
answer
23k
views
Setting WiFi up via the command line Ubuntu server 18.04.4 LTS - Raspberry Pi 4 Wireless connectivity
I have the Raspberry Pi 4 Model B and my choice of RAM was the 4GB. i don't have internet via the gigabit ethernet at the moment, all i have is my smartphone to share internet via a hotspot (wifi).
i ...
- 221
5
votes
2
answers
15k
views
Ubuntu Server 18 Wifi Hotspot setup
I've switch my Rpi 4B (with raspbian) to ubuntu server since will be used as a portable WLAN web-server. My main objective is to set up an hotspot to access the local websites in the raspi.
I got ...
- 53
5
votes
2
answers
26k
views
How can we run amd64 architecture on a raspberry pi 4?
We are trying to install jevois-inventor onto the ubuntu18.04 but we flashed the ubuntu18.04 onto a raspberry pi 4 which is an arm64 architecture(we think). We tried to install amd64 packages ...
- 69
5
votes
4
answers
3k
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 ...
- 49
5
votes
2
answers
6k
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 ...
- 683
5
votes
1
answer
14k
views
picamera and Ubuntu 20.04 arm64?
Does picamera work on Ubuntu 20.04 arm64?
I am on pi4 4gb.
Added start_x=1 to /boot/firmware/usercfg.txt and rebooted. Checked for updates.
pip3 install picamera - ok.
When import picamera is ...
- 53
5
votes
2
answers
2k
views
Disable filesystem expand during boot for Ubuntu Server 16.04
I am attempting to get a sub-4gb image to retain its image size on my rpi regardless of the sdcard size. I am looking at using the ubuntu server image built by Ryan Finnie ubuntu-16.04-preinstalled-...
- 223
5
votes
1
answer
9k
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
4
answers
29k
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 ...
- 53
5
votes
3
answers
15k
views
Ubuntu 19.10: Enabling and using Raspberry Pi Camera Module v2.1
I have installed Ubuntu 19.10 64-bit on my Raspberry Pi4 with 1GB RAM. I know Raspbian would be the better choice, but I have to use Ubuntu for some other reasons. Moreover, I know that Ubuntu Mate ...
- 51
5
votes
4
answers
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 ...
- 151
5
votes
2
answers
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 ...
- 123
5
votes
5
answers
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 ...
- 219
4
votes
1
answer
12k
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 ...
user14306
4
votes
2
answers
8k
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 ...
- 211
4
votes
2
answers
15k
views
OpenGl 3.3 on Raspberry Pi 4 8gb
Run OpenGl 3.3 on Raspberry Pi
Good evening,
When I run Blender (I don’t know, I suggest it is Blender 2.8 (in Ubuntu), because in normal Raspbain OS, with Blender 2.79 it works out) with my Raspberry ...
- 41
4
votes
2
answers
2k
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.
- 53
4
votes
2
answers
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 ...
4
votes
5
answers
24k
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?
- 177
4
votes
1
answer
16k
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?
- 629
4
votes
3
answers
5k
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 ...
- 71
4
votes
1
answer
8k
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 ...
- 588
4
votes
2
answers
5k
views
RPI4B Ubnutu Server 20.10 wifi setup
I recently installed Ubuntu Server 20.10 on my RPI 4B and cannot get wifi to work. I followed the instructions here, here, and here.
When I attempt to setup wifi via wpa_supplicant (the last link) ...
- 67
4
votes
1
answer
2k
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’...
- 383