Booting is the process of starting a computer.

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1answer
27 views

Listen to 433mhz signals in the background

how can I listen for 433mhz signals in the backgrounds from boot on? I am using this receiver / transmitter pair here. An arduino sends signals to the raspberry pi and I want to listen for them in the ...
1
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2answers
27 views

Raspberry Pi 2 wont turn on, just blinking green

I just got my Raspberry disconnected from a 1 meter USB cable and then connect an extension USB cable (about 2 meters). Before replacing the cable the Raspberry functioned normally, but after ...
0
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1answer
32 views

Remotely multi-booting RaspBerry Pi 2

Short question: Is there any way to have more than one operating system on the same SD Card of my RaspBerry Pi 2 and remotely boot from one to another? Long question: I access my RaspBerry Pi 2 ...
0
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1answer
31 views

cron not running @reboot command

@reboot commands are not being run from cron. I verified this with grep cron /var/log/syslog which showed Jul 25 16:17:01 picam2 /USR/SBIN/CRON[4487]: (root) CMD ( cd / && run-parts ...
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0answers
29 views

Receive 433mhz signals and save them to mysql database [on hold]

I want to listen to 433mhz commands in the background that I get from an arduino weather station, and save the received data to a db. I installed wiringPi and 433Utils and checked out RFSniffer but I ...
1
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0answers
16 views

Use /boot/cmdline.txt for creating first-boot script

Many questions have been asked about how to find my Pi on my network. Others - including myself - have time consuming issues while trying to deploy a batch of fresh Pi's. While the creation of ...
0
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0answers
14 views

Freeze after Kexec (on Raspberry pi 2)

i'm french, sorry if my english is a little bad... I must use kexec as a high level bootloader (to do some signature and other things before starting "true" kernel). So i tried, but it does not ...
0
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3answers
31 views

Replace /boot/cmdline.txt on RPi2

I seem to have messed up /boot/cmdline.txt while trying to edit it to get GPS working under UART. I now cannot access the Pi. Is there a way to replace the file on the SD card without using the PI ...
0
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0answers
15 views

Login screen returns after entering login and password

I've just installed tightVNC on my raspberry pi. After I rebooted the device, it showed the login screen, which usually doesn't appear. When I enter the login, there's a black screen with a blinking ...
0
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1answer
38 views

zImage install on Raspberry Pi 2

I have precompiled Android Kernel and modified it. After builduing I got an zImage. The Question is how can I install and boot the zImage on my raspberry pi 2? I'm using a SD-card.
1
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1answer
51 views

powering raspberry pi B+ through the USB port

I am enclosing my raspberry pi B+ into a camera case due to which the micro USB power plug on the pi is not accessible, I was thinking of powering it through the normal USB port. ...
3
votes
2answers
169 views

How to view outputs in a terminal window of a Python application launched at start-up?

I've created a python program that is launched at start-up. To launch it at start-up I've appended a row to the file /etc/rc.local as follow: sudo python3 /home/pi/myProgram.py Every some seconds, ...
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0answers
51 views

Dhcp udhcpd is not starting on boot

Raspberry Pi was configured as WiFi AP with static IP. Dynamic IP allocation is done by using udhcpd server. However dhcp server is not starting on boot after I added to /etc/rc.local following line: ...
1
vote
1answer
51 views

pi2 stopped working

I have a pi2 Model B v1.1 which has been working fine for the last few months. I have 2 micro SD cards, one with raspian on and the other openElec with XBMC. Yesterday they both worked, today, neither ...
0
votes
1answer
29 views

Terminate an auto run script safely on abrupt power off [duplicate]

I am working on a project which needs relay to be controlled using raspberry pi. I have set up my script to run on boot up but when power is turned off sometimes the relay is left in ON state as the ...
2
votes
3answers
170 views

How to Add Delay at Boot

Running Raspbian on RPi 2B: Perhaps foolishly I've chosen the RPi for a significant development that needs much more than its internal flash storage, so have attached a terabyte USB drive as sda1. ...
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2answers
15 views

run tunslip6 on bootup

I want to run tunslip6 on bootup and so far I tried adding this line - sudo ./tunslip6 -s /dev/ttyUSBx abcd::1/64 -v4 to crontab, accessed via terminal through sudo crontab -e But tunslip doesn't ...
0
votes
1answer
42 views

How can I terminate program running continuously via rc.local?

I edited the /etc/rc.local to run a python script. It works, but it never ends, I tried Ctrl+c but it does not work I can't get in to the log in / password display.
1
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3answers
111 views

How to mount NTFS drive on a Raspberry Pi B

I'm having problems with mounting a 3tb Buffalo drive to my Raspberry Pi B, the error I get is: mount: wrong fs type, bad option, bad superblock on /dev/sda1, missing codepage or helper program, or ...
3
votes
1answer
68 views

How to debug crashing Pi?

Running newest firmware on a Piv2 with raspbian wheezy. rsyslogd is installed and running. Looking for suggestions on other ways to debug. Either getting more logging, looking at different logs, ...
3
votes
1answer
99 views

Trying to auto run an application on boot

I wanted to run a self made application based on C++ and opencv when I power on my Pi. My application is controlling the GPIO ports as well thus needs to be run as root. Followed a few articles in ...
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0answers
37 views

Load kernel image and file system via a boot loader

I wish to use a boot loader (U-Boot for instance), and an ftp connection (via Ethernet) to load the kernel and the file system, and flash them. I have done this procedure in the past on other boards, ...
3
votes
2answers
103 views

Why are some GPIO pins HIGH when the Raspbeery Pi boots up

I have an easy circuit wired up, with a LED connected to pin 18 on the BOARD reference. I run a simple program to put pin 18 to HIGH, which turns the LED on, and then a couple of seconds later, I set ...
2
votes
1answer
40 views

Locale incorrectly defined or undefined in startup script

On my raspbian I defined the locale using raspi-config. When I ssh back into it, I can check this is still correct (same result for pi and for root users): $ locale LANG=fr_FR.UTF-8 ...
0
votes
1answer
129 views

How do I change operating systems. From OSMC to NOOBS on Raspberry Pi 2. Both OS are on one sandisk [duplicate]

I have a Raspberry Pi 2. With 2 OS on one sandisk. I need a way to choose between them.
7
votes
3answers
643 views

Self healing SD Card partitions

Many sd cards are rather fragile. I've had a pi for about 2 years now and the main failures were due to the sd card getting corrupted for a reason or another. I'm wondering if there is some ...
2
votes
1answer
56 views

Startup Problems

So I have only used my raspberry pi 2 a couple of times and worked perfectly with Raspbian and KODI. But now I went to use it this afternoon after school and found it wasn't turning on (only red ...
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0answers
30 views

Initrd and btrfs raid at rapsberry pi 2

I trying to setup a Raid 1 using btrfs. Generally ArchLinuxARM supports single device btrfs without tweaking anything. But adding another device and rebooing results in a boot failure "Device not ...
1
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0answers
54 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 ...
0
votes
1answer
25 views

Time between power on and kernel starting

On my RPi2, I have measured exactly 5 seconds between : "I plug the power cord" and "Kernel starting time 0.00s", as displayed on the top left here: Is there a way to optimize this ...
1
vote
1answer
46 views

How do I replace Berryboot boot partition with a regular one?

I no longer need the option to boot different operating systems and want to overcome Berryboot's firmware/kernel update limitations. Could I simply replace the current FAT boot partition with a ...
3
votes
1answer
218 views

How do I generate/configure config.txt for raspberry Pi2 using Yocto?

I am using Yocto to build a custom image for my Raspberry Pi2. Followed this tutorial in portuguese and this one in english. QUESTION 1: Why my config.txt (added by hand) isn't loaded? I was able to ...
1
vote
1answer
89 views

Optimal boot time [duplicate]

As I'm designing an embedded product, I really need fast boot. I have: between 20 and 25 seconds with standard Raspbian Wheezy from raspberrypi.org, around 10 seconds with ArchLinuxArm ...
1
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1answer
190 views

Bizarre SDcard MMC errors

I'm seeing strange issues on the Raspberry Pi B2. [ 85.426681] request_module: runaway loop modprobe binfmt-0000 [ 85.428508] request_module: runaway loop modprobe binfmt-0000 [ 85.449229] ...
0
votes
0answers
142 views

Start Kodi when HDMI changed on Smart TV

I am trying to set an script for autostarting kodi when the TV is on (not in standby mode) or when I change to the raspberry corresponding HDMI. I found a script that should do this, but for what ...
1
vote
1answer
107 views

Raspberry wont boot using SD card prepared using dd on Ubuntu [closed]

This is weird. Raspberry Pi wont boot (red led is glowing) using SD card which image is written using dd on Ubuntu laptop, while it will boot if same SD card is written using very same image file on ...
1
vote
1answer
50 views

RasperryPi freeze after boot: can't login

I have a RasperryPi model B (512Mo RAM) and it worked well for 1 year. Several weeks ago I started having problems and I thought it could be the SD card (I sometimes halt it just unplugging the USB). ...
1
vote
2answers
185 views

Trying to turn off X11 in Jessie

I am running Debian Jessie which uses SystemD. I have so far been unable to find a way to stop X11 from starting on bootup. The raspi-config setting apparently does not do anything. Can anyone help?
2
votes
1answer
141 views

What does it mean if both LEDs are lit up?

I recently got a RPi and when I plug it in both LEDs light up solid without flickering. It also does not show up on the monitor. Everywhere I've looked it says they should be flashing but they aren't. ...
2
votes
1answer
260 views

Kali & NOOBS in pi

I have read many tutorials and guides, that try to explain how to have two OSes Kali and Raspbian (Wheezy) in the Pi using Berryboot. The problem is that I do not know how, where and when to install ...
0
votes
1answer
105 views

Raspbian: reduce number of tty

When my b+ (raspbian 3.18.12+) boots, it actually loads 6 tty. Is there a way to reduce the number of tty?
0
votes
2answers
99 views

Terminal command will not execute after boot

I have a raspberry pi which I want to turn into a web server. I have installed everything needed. Now my problem: I am using ngrok to get the server online. To do this all I have to do is running the ...
1
vote
1answer
43 views

Raspbian SD card boots up Raspberry Pi model A, but not model B+ or Raspberry Pi 2

I can create a Raspbian SD card with windowsimager, and dd that boots great on Raspberry Pi model A, but on models B+ and Raspberry Pi 2 I just get a green light. What I'm asking for is a list of ...
2
votes
1answer
74 views

Changing next boot option for multisystem RapsBerry Pi 2: Is there any grub-reboot command equivalent? [duplicate]

I have a remotely managed RapsBerry Pi 2 B on the same LAN (different room and floor) without screen, mouse nor keyboard but RJ45 ethernet connected. I would like to install multiple operating ...
1
vote
1answer
155 views

Pi boots to a white login screen instead of desktop after making tightvncserver boot at startup

I installed tightvncserver, started the service, logged in remotely with no issues. I created a file in /etc/init.d/ called vncboot. ### BEGIN INIT INFO # Provides: vncboot # Required-Start: ...
0
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0answers
114 views

Will RPi 2 with Ubuntu Snappy Core boot without monitor and keyboard

I just buy a Raspberry Pi 2, this is my first one! I love it! I install Ubuntu Snappy Core, plug the monitor, keyboard, internet cable then install program and have fun. I check that sshd is running, ...
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0answers
44 views

Boot FAIL Message

"[FAIL ]startpar: service(s) returned failure: dbus … failed!" The message shows up when boot finished. And I can still login to the Rpi. What does this message mean and how to fix it?
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2answers
133 views

New to Raspberry Pi — Won't boot after a shutdown -h now

This is probably something I've done. New to the Raspberry, ordered it off Amazon and it arrived this weekend. I folllowed the instructions from Norman Dunbar ...
0
votes
1answer
190 views

Cron Job will not run from boot on Rasberry PI 2

Hey guys so I am relatively new to programming and am attempting to run a program from boot using a cron job on a rasberry pi 2. So I went into the terminal and accessed the cron tab, I then entered ...
0
votes
0answers
33 views

My Pi won't boot after battery defect

my Pi A+ won't boot. Both leds are always on, no blinking. This happends after connecting usb powerbank to gpio pins to power raspberry. My Pi got hot and then... just died. I tried to reflash microsd ...