Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [linux]

Linux is a high-profile computer operating system. The Raspberry Pi can run one of a number of Linux distributions, the most pupular being Raspbian (Debian-based) and Arch Linux.

4
votes
0answers
121 views

service for mongodb 3.4 server on SLES 12 SP2 Doesn't start(Raspberry Pi 3)

The link below was the source: https://software.opensuse.org/download.html?project=server:database&package=mongodb It was the only mongodb 3.4 which could be installed correctly but unfortunately ...
4
votes
0answers
318 views

Is it possible to install Rocks Cluster Distribution on Raspberry Pi?

There are lots of websites about making a supercomputer with Raspberry Pi. Is it possible to install "Rocks Cluster Distribution" on Raspberry to have a more efficient cluster?
3
votes
0answers
243 views

Why doesn't extract-vmlinux work with Raspbian's /boot/kernel*.img?

To monitor if a reboot is necessary, I wanted to compare the version of /boot/kernel*img against the version of the running kernel. To get the kernel version of a compressed linux kernel image (...
3
votes
0answers
81 views

Implementing a system call for CPU hotplug on RPI3/ModelB

My goal is to implement a system call in linux kernel that enables/disables a CPU core. First, I implemented a system call that disbales CPU3 in a 4-core system. The system call code is as follows: ...
3
votes
0answers
916 views

Raspberry Pi 3, chromium_browser, and Mobaxterm…Not happy!

I have a Raspberry Pi 3 setup running raspbien (usual os, jesie). I use mobaxterm to connect to the box and start up a gui. I can run several apps fine..such as gimp for instance. When I try and ...
3
votes
0answers
3k views

Raspberry/Linux doesn't recognize USB device

I'm using Raspberry Pi model B+ V1.2 to which I want to connect TP-LINK TL-WN823N Wireless N USB Adapter. I have connected device and this is what happened: pi@raspberrypi:~ $ lsusb -t /: Bus 01....
3
votes
0answers
753 views

Keyboard doesn't work in initramfs

I've setup an encrypted root partition with Ubuntu 15.04 MATE (the latest image). I've fought with it for quite a while now, but I'm now certain that the initramfs has everything it needs in order to ...
2
votes
0answers
697 views

RaspberryPi access point on wlan1 stopped working

I have a Raspberry Pi 3 with an external WiFi antenna wlan1 set up as an independent IoT access point without Internet connection following this tutorial, using hostap and isc-dhcp server. I omitted ...
2
votes
0answers
273 views

BLE alternatives to Beacon transmitter - Pi2

I'm working with a Raspberry Pi 2 Model B. Currently my Raspy sends a Beacon signal. No problem to receive it with an Android App. The problem is that iOS can find beacon devices only if i already ...
2
votes
0answers
130 views

Problems with Kali on raspberry pi, plus some mac issues

Just yesterday I was able to boot Kali on my raspberry pi without much of a problem. The following day, however I tried booting it as usual. It showed the boot screen and everything with the four ...
2
votes
0answers
213 views

xpra server error (error accepting new connection)

I'm having trouble connecting to my xpra server. I've installed Xpra version v0.14.10, on my raspberry pi 2 which running on Raspbian Jessie Distro. I connect to my RPi through putty with X11 ...
2
votes
0answers
604 views

Specify interrupt in devicetree overlay

I have created a devicetree overlay to add an MRF24J40 transceiver to Raspberry Pi. The interface of the transceiver is SPI and an interrupt request. After some trouble the device finally appears in ...
2
votes
0answers
376 views

Using kernel debug symbols on Raspberry pi

I see that I can install packages that contain the kernel debug symbols in Ubuntu as shown here. Is it possible to do the same for Raspberry pi? I'd really like to have kernel symbols for the raspbian ...
2
votes
0answers
63 views

what is the use of this patch 'ASOC: dapm: add code to configure dai link parameters from “rpi-3.12.y” '?

Recently i am working on the raspberry pi kernel rpi-3.12.y When i am using the latest image and modules of it, i am getting an error while rebooting or halting. The error message is like unable ...
1
vote
0answers
40 views

Odd characters in LXTerminal with RealVNC viewer

Image below shows the output from service cron status, via ssh on the left, LXTerminal via RealVNC on the right. Linux raspberrypi 4.14.98-v7+ #1200 SMP Tue Feb 12 20:27:48 GMT 2019 armv7l GNU/Linux ...
1
vote
0answers
46 views

Raspberry Pi jammed after few days of continuous work? size full?

I made a project on raspberry pi 3+ and left it on over a weekend. After 4 days, when I came back, the program was not working. When I try to connect it with Remote Desktop, it was not working. I ...
1
vote
0answers
53 views

Calling a program from /etc/rc.local

I have a simple script that adjusts the monitor's brightness that is set to run on startup. #!/bin/bash gpio -g 18 1024 gpio -g mode pwm gpio pwmc 1000 gpio -g 18 800 I am calling this script from /...
1
vote
0answers
36 views

My Pi seems to be duplicating my USB stick in the file manager

I formatted my USB stick and called it STORE-1 But after some time, File Manager showed me this: Before it was SETTINGS and STORE-1. Now access is denied to STORE-11 and STORE-1 and I can only use ...
1
vote
0answers
98 views

ftrace + addr2line

I want to get kernel source code file name and line number of a kernel function from the function address that ftrace outputted on Raspberry Pi 3. I tried addr2line -e /boot/kernel8.img [function ...
1
vote
0answers
73 views

LIRC Doesn't detect remotes

I've got some data that I want to send through IR, and I've got one remote working, with this config file. However, this is the only config file that LIRC recognizes. I've been putting all files into /...
1
vote
0answers
183 views

CentOS 7 network setup

I am setting up a Pi3 B+ as a homeserver. Intended uses are running a Pi-Hole, using it as NFS share and to automate stuff like backups. I decided to use CentOS for its reputation of running smooth ...
1
vote
0answers
52 views

What does Ctrl-A do in Raspbian terminal?

In macOS terminal, I'm used to pressing Ctrl-A to move the cursor to the beginning of the line, for example when I forgot to type sudo. I tried this in Raspbian stretch lite, and it froze the system, ...
1
vote
0answers
38 views

Unwanted calls of program with GPIO

I configured a Raspberry Pi 2 with a button. I have a script in python, which will call a command, if someone press the button. The command doing a sip phone call to a phone server (cisco ...
1
vote
0answers
123 views

Slow NodeJS upstart time with buildroot, but fast with raspbian?

Building a small linux distro with buildroot using the raspberrypi_defconfig + nodeJS i get a 12+ second upstart on every single node file i try to run. If i on the other hand try it out in raspbian,...
1
vote
0answers
295 views

Multiple instances of AudioManager detected vs code on raspi3

I'm using raspberry pi3 B and am new to the linux system (raspbian). I was trying to build VS Code into raspberry pi3 according to: https://www.hanselman.com/blog/...
1
vote
0answers
59 views

Incorrect encoding when software flow control is enabled sim808

I have an issue with my sim808 module and its encoding mechanisms when software flow control is enabled. The issue is simply bad encoding of the lowercase w character (baud rate 115200, Data Bits: 8, ...
1
vote
0answers
34 views

Compiling pascal applications to .elf on PC

I am making a pascal app on my pc for use on my Raspberry Pi, I thought that coding the app on my Raspberry Pi would be inefficient. I have completed the app and now I need to test the app on my ...
1
vote
0answers
1k views

How to connect to Raspberry Pi from linux PC with serial connection

I've bought a Raspberry Pi 3 model b and a new design of Berryclip which is supposed to include the USB to serial adapter as an additional microUSB port for the Raspberry. Now I've been told that the ...
1
vote
0answers
343 views

How to press enter during booting without keyboard on ubuntu?

I updated my raspberry pi 3. Now every time I boot it says: cannot open access to console root account is locked. Press enter to boot I am able to boot when I press enter using the keyboard. I ...
1
vote
0answers
146 views

What kernel file to use for piCore 9 on qemu?

Trying to load qemu with the good old "kernel-qemu" file results in a sync error. qemu-system-arm -M versatilepb -cpu arm1176 -hda piCore-9.0.3.img -kernel kernel-qemu -m 256 -append "root=/dev/sda2" ...
1
vote
0answers
197 views

Cannot start the Google Cloud SQL Proxy on RPi 3

I am trying to install Google Cloud SQL Proxy to my RPi 3, but it does not work after install the LINUX-64BIT proxy and the below command on this page Connecting mysql Client Using the Cloud SQL Proxy ...
1
vote
0answers
216 views

CUPS authentication issue when printing to thermal printer connected to Pi

I have this Adafruit Mini Thermal printer connected to a Pi running Raspbian Jesse. I have CUPS installed on the Pi and can print directly to the printer without any issues. But when I try to print ...
1
vote
0answers
243 views

How deep can a virtual machine like VirtualBox emulate Raspberry Pi?

Currently I have the firmware code for a device running on Raspberry Pi. I want to use a linux computer that I have to test the device out using a virtual machine like Virtual Box (To connect it to ...
1
vote
0answers
133 views

Python Google drive upload not working continuously

I am trying to build an auto image Google drive up-loader with raspberry pi and a web-cam but the python script I wrote after executing once properly doesn't seem to work if I execute it again ...
1
vote
0answers
574 views

Error on Raspberry Pi says 'Read-only file system'?

For reference, this is the project I'm talking about here https://github.com/MichMich/MagicMirror bash command being referenced: bash -c "$(curl -sL https://raw.githubusercontent.com/MichMich/...
1
vote
0answers
127 views

How to setup interfaces file to connect the Raspbian to a PC via SSH and Internet at the same time?

How can I setup interfaces file to be able to connect the Raspberry pi to the internet (4g USB modem) and at the same time to a PC via SSH (ethernet). My interface file look like this (/etc/network/...
1
vote
0answers
554 views

Raspberry 3, python and shared libraries

I want to code something which can remote this robot: Dobot Magician http://dobot.cc/dobot-magician/product-overview.html. I have a Raspberry 3 and I downloaded the precompiled DLL for Linux on Dobot'...
1
vote
0answers
198 views

Homebridge plugin to run scripts and control brightness level

On Mac OS there is a plugin (homebridge-applescript-file-lightbulb) to run applescripts to e.g play music and even with argument from Siri to control "brightness" level. This makes it possible to ...
1
vote
0answers
950 views

Mount network drive permanently

it's probably a nooby question, but I got some problems with mounting my Samba Share to my Raspberry Pi with OSMC on it. My Samba Server got the IP: 192.168.178.41 Credentials for the Share: User: ...
1
vote
0answers
417 views

Custom Linux kernel Ubuntu Mate (Raspberry Pi)

I'm using Ubuntu Mate for my Raspberry Pi 2 and I'm trying to add a few modules such as enable AppArmor and few other seccomp configurations needed for lxc such as: CONFIG_SECCOMP_FILTER, ...
1
vote
0answers
122 views

ZoomFloppy and Raspberry Pi

I would like to install a ZoomFloppy to my Raspberry Pi 3. How can I do that? I just found older instructions for windows and macs. I'd like to have a step by step guide to do so. TIA
1
vote
0answers
813 views

socat Virtual Serial Port on RPi3 data issue

I'm having issues trying to log and forward data to a program (opencpn). I've got NMEA data coming in from a serial device via a RS232>USB converter. This is fine. I was having issues with opencpn ...
1
vote
0answers
17 views

Forwarding calls from Apache server to cpp server both running on Raspberry

I am using raspberry Pi B+ and i have installed both , Apache server and my own cpp server , running on different ports.The cpp server is based on 'GNU Libmicrohttpd' library and i can choose a ...
1
vote
0answers
350 views

Docker image to cross compile node modules for RPI?

I am wondering if anyone knows a way(preferably docker container) to use a Linux Machine, to cross compile a nodejs application, with native modules, such as serialport and run it on a RPI? Thanks
1
vote
0answers
213 views

Raspberry Pi 2 Motors Moving on startup and Shutdown H-Bridge Chip

I am making a tank rc car with the Raspberry Pi (model 2) and running the 2 DC motors with an L298N H-Bridge Motor Driver Board. I am using Putty (free SSH client) to SSH into my Pi (running raspbian) ...
1
vote
0answers
146 views

Can't reach port 9050

I have a problem with tor (this version and also 0.2.7.*). After compilation, with and without installation afterwards, I can'treach port 9050. I would like to see with arm what's going on but it ...
1
vote
0answers
291 views

Raspberry Pi 2 SoC support in Linux 4.5

Today Linux Kernel 4.5 was released with support for Broadcom BCM2836 (Raspberry Pi 2 SoC) (sic). What does it mean exactly, given Raspberry Pi 2 is already working under linux?
1
vote
0answers
7k views

Amazon Instant Video on Raspberry Pi?

I know, I know, there are tons of articles out there about Amazon PRIME instant video, and how it works on Kodi. However, I don't have a prime account, and am not planning on getting one. I have ...
1
vote
0answers
3k views

Setting up raspberry pi for bluetooth low energy (bluez, bluepy)

I am trying to set up a brand-new Raspberry Pi for bluetooth communication using bluez and bluepy tools. This Raspberry Pi is brand-new and running NOOBS. My terminal history is the following (these ...
1
vote
0answers
445 views

How to change the font size in Raspbian LXDE

How to change the font size in Raspbian LXDE? I've already tried the right-click on the desktop menu approach. That changes some fonts, most in fact. But the Konsole menu fonts are still big. Given ...