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Questions tagged [raspbian]

Raspbian is a GNU/Linux operating system derived from Debian. Version numbering follows that of Debian and the current stable is 9 (Stretch). Raspbian is the most widely used Pi based distro and the one recommended by the Foundation, who distribute their own images of it.

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5k views

A2DP stereo audio over bluetooth

Using the instructions in this answer I was able to get Bluetooth working with a small Asus branded USB receiver. I was able to see other Bluetooth devices in the area, but whenever I put my Motorola ...
4
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1answer
2k views

Preparing for a binary distribution. Hard float, soft float or both?

I have some source code that I would like to distribute as a binary to users so they don't have to wait for about 20 mins for it to compile. However, I am a bit confused about hard and soft float ...
2
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1answer
5k views

Init after everything is up?

I have a service I start/stop on boot/shutdown which I'm using to help me keep track of what I'm doing while experimenting with distributions on my RPi and swapping SD cards all the time. The problem ...
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3answers
10k views

How can I get and install Oracle's Java JVM for Raspbian?

A recent press release from Oracle suggests that they have just released a JVM for Raspbian. The key text is: Java SE 7 Update 6 introduces a JDK for Linux on ARM v6 and v7 to address “general ...
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1answer
5k views

How do I install Jenkins?

I have installed Jenkins, using sudo apt-get install jenkins and it did not work immediately, so i worked out to increase the size of the /run tmpfs. Now I am still getting errors in my jenkins.log, ...
6
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6answers
6k views

Cannot rewrite Raspbian to SD

My PI running 2012-07-15-wheezy-raspbian.img stopped booting. The Okay light is flashing 6 time, so I figure I need to replace the start.elf file. I insert the SD card into my Windows 7 laptop, but I ...
12
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6answers
53k views

Why won't Flash Player on Chromium work?

I have installed Chromium on my Raspberry Pi (running Raspian) with sudo apt-get install chromium-browser and I followed the instructions from this site to attempt to get flash player running: http://...
7
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1answer
1k views

Is there a way to smoothly play video directly from a Blu-ray drive? [closed]

I tried to play compressed .mkv and compressed .m2ts and it works perfectly with omxplayer. I am just curious to know if I overclock my Pi to run .m2ts straight from a Blu-ray so it will not be laggy.
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5answers
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How to exit omxplayer without command line?

I'm running default raspbian with the desktop environment. If I start omxplayer without allocating a console, I have no access to the control keys and can't get it to exit. Am I doing something wrong? ...
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2answers
9k views

Custom Raspbian image fails to boot with “no init found”

I'm building a custom SD image of Raspbian using debootstrap, and the resulting image fails to boot with Kernel panic - not syncing: No init found. on both my Raspberry Pi and under qemu. I can ...
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4answers
24k views

Is there a way increase text size in Raspbian?

I am currently running a Raspberry Pi on a television and the text size is too small to read. So I was wondering if there is a way to resize the text.
16
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1answer
4k views

What is the difference between Raspbian kernels in official image?

In the official Raspbian "wheezy" image (2012-07-15), there are three Kernel images: kernel.img (6MB) kernel_cutdown.img (4MB) kernel_emergency.img (16MB) I'm curious what are the technical ...
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16answers
220k views

Easiest way to show my IP address?

After I've booted up, what's the easiest way to obtain and display the IP address that the device is currently using? I'm using Raspbian, and ifconfig doesn't appear to be installed. Are there any ...
16
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3answers
4k views

How accurate is Raspberry Pi's timekeeping?

I realize that since Raspberry Pi doesn't have a hardware real-time clock built in, some issues with accurate timekeeping may present themselves, even when persistence across reboots is not a ...
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2answers
13k views

How do I install GDM on Raspbian?

How do I install GDM and any other necessary packages for it to run on the Raspbian image?
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4answers
59k views

Problems starting X

Just whacked Raspian on an SD card, and booted up my Pi. A message at the top says 'Use startx to start a graphical interface'. So I startx. I get a load of details: OS version; X version; all that ...
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4answers
37k views

Where is the script for raspi-config stored in the FS on Raspbian?

While the raspi-config script makes for convenient setup on first boot, one of the reasons I have a Raspberry Pi is to help me learn what goes on behind the menu on my computers. I would like to see ...
10
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1answer
3k views

When set to boot in to X-server, RasPi is booting without password

Regardless of whether I boot to a GUI or to the console, I always want a password enabled on all of my machines. I've looked at as many tutorials as I can find regarding this, and although there are ...
85
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3answers
147k views

Boot without starting X-server

During the installation of Raspian I chose "Start X-Server after boot", but now I want to boot it once without starting the X-Server, so I've got more memory to run a program. How do I boot without ...
13
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4answers
19k views

Where is the kernel source for Raspbian's default 3.1.9+ kernel?

The default kernel version of Raspbian is 3.1.9+. When I try to compile an extra kernel module I have lots of error messages since the kernel header files are missing. I've checked the Raspbian ...
5
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2answers
4k views

ALSA volume ignored when beginning playback

I ran into an interesting problem today. I noticed I don't have a "Master" channel in amixer. I only have PCM. And changing the volume on PCM is really finicky. It seems only 85%+ is actually ...
2
votes
1answer
820 views

Building ruby 1.9.3-p194 via RVM fails

Edit: Workaround is simply to use ruby 1.9.3-p125 instead. I've installed ruby version manager (I'm using Raspbian as downloaded this morning), and I ran rvm install ruby to download and compile the ...
8
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1answer
2k views

Hard-float and performance

Ever since the official Raspbian image came out, there has been much talking about hard-float - often cited as one of the most prominent Raspbian features, promising "tremendous performance boost". I ...
9
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1answer
8k views

Upstart in Debian/Raspbian

I've switched from sysvinit to upstart but get the below message whenever I attempt to start a service: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection ...
18
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2answers
11k views

What is Raspbian?

Being new to Linux, maybe this is a stupid question! I don't quite understand how this distro thing all works, is Raspbian just compiled packages with source code taken from the individual ...
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5answers
7k views

Can I install `libspotify` on Raspbian?

Is it possible to get libspotify working on the official Raspbian image? I installed it but couldn't figure out why my applications couldn't link to it: error while loading shared libraries: ...
12
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2answers
18k views

How to make raspbian load the i2c-dev module on boot up

I have installed 2012-07-15-wheezy-raspbian, and the i2c-dev module and i2c_bcm2708 are there and work with i2c-tools. How do I get the i2c-dev module etc. to load at bootup?
58
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7answers
94k views

Does Raspbian's repository have a browsable package list?

Raspbian claims to have "35,0000 Raspbian packages", which is great, but I'm only looking for a package or two before I install it. Is there a browsable repository package list that I can search ...
89
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1answer
226k views

How to run Raspbian on VirtualBox?

I have tried Debian on VirtualBox and would like to check out Raspbian. How do I install Raspbian on VirtualBox?
22
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4answers
42k views

Which locale should I select during the Raspbian setup?

I've downloaded the newest Raspbian release and it is a little bit different than the original one. In particular, it gives a whole bunch of options to configure it the first time you boot it up. I'm ...
24
votes
1answer
6k views

How do I turn on Level 2 (L2) cache?

It has been suggested to me that the L2 cache is turned off by default on the Pi, and that turning it on could improve CPU performance (probably at the expense of GPU performance). I'm keen to explore ...
12
votes
2answers
5k views

Why does python run relatively slowly?

I've been benchmarking the Pi on some of my simulation codes, relative to a couple of laptops I have. My codes tend to be floating point intensive, so I've been using Raspbian (which turns out to be ...
288
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17answers
392k views

How do I backup my Raspberry Pi?

I have been writing programs for my Raspberry Pi (running Raspbian) for a few weeks now and would like to make sure I protect the work I have done. How can I backup the files I have created? Can I ...