very-small, single-board computer. Questions about interoperability between Raspberry Pi and Ubuntu.

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0
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1answer
70 views

Optimize performance on Raspberry Pi 3 with Ubuntu Mate 16.04 LTS

Hi Ask Ubuntu community! I just got finished installing/configuring Ubuntu MATE 16.04 LTS on my new Raspberry Pi 3 and I'm loving it! Is there anything else I can do to help make Ubuntu MATE not so ...
0
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0answers
9 views

Unwanted Delay in execution of rc.local

I have an few commands in /etc/rc.local to set the clock on a Raspberry Pi (running Ubuntu 14.04) from an external rtc. I would like these to be executed during start up, before I log in to the ...
0
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0answers
145 views

Configuring X-Video Adaptors for RPi3?

Currently running Ubuntu 15.10 on my RPi3, and I'm trying to get a ported version of Android Auto working. Ran into several issues which I've solved to this point. Basically, the port relies on ...
0
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0answers
10 views

Black stripes in screen

I have a problem with my raspberry pi 2B, when I hooked it up with a hdmi to dvi converter to a DVI screen it worked flawlessly for about 2 and a half hours, since then I have been randomly gettings ...
3
votes
1answer
66 views

Is Snappy Core available for Raspberry Pi 3?

If it's available, I can't seem to find it on the site. If it's not, can someone please link me to as much information as possible so that I can track progress on developments? Thanks.
-1
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1answer
39 views

How to first boot Ubuntu from a laptop on Raspberry Pi 3?

I have watched many tutorials on how to boot Ubuntu on Raspberry Pi. Every time, after inserting the imaged SD card on the Pi, people attach it with a monitor and a keyboard. But if I want to attach ...
0
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0answers
35 views

Raspberry Pi: Filesystem writes files, but after reboot the old data is back

Okay this is a really weird problem occurring on two raspberry pi systems with their respective 8GB SD memory cards: Simple example: When I write files to the disk, it looks like the files are ...
0
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0answers
102 views

Force Install Ubuntu ARM 14.04 on Raspberry Pi 3

I need Ubuntu ARM 14.04. I cannot use MATE / 15.04. What's Going On I have an SD card with Ubuntu ARM 14.04 but it is not understood by the pi3. I have and SD card with Ubuntu MATE 15.04 that is ...
0
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1answer
231 views

Ubuntu Mate (ARM) not installing on Raspberry Pi 3

I have a Raspberry Pi 3 with Raspbian installed on it. If I insert a SD card with Ubuntu Mate (ARM) 14.04 on it, I can't even get to the colorful boot screen (boot loader?). I've tried various SD ...
0
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0answers
40 views

Raspberry Pi 2 no boot with Snappy Ubuntu

I have a Raspberry Pi 2 B. I downloaded Snappy Ubuntu Core (ubuntu-15.04-snappy-armhf-raspi2.img.xz) from the official site, extracted the archive, and then wrote the image to an 8GB SDHC card using ...
0
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1answer
29 views

How to plot pinging results into a graph?

I need to find a way of plotting my pinging results into a graph for a project on my raspberrz PI. So ping 192.168.100.2 would display the replies and packet losses on a graph.
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0answers
23 views

VNCviewer on ethernet cable

I have a Raspberry PI which starts a VNCserver on boot (with tightvnc). I want to remote access the PI via an ethernet cable. It works on windows with tightVNCviewer, but on Ubuntu 15 when i run the ...
0
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0answers
50 views

Ubuntu Snappy can't detect USB

I have Ubuntu Snappy installed on my device (raspberry pi 2 B+) but snappy doesn't detect my USB wifi. $ sudo lsusb sudo: lsusb: command not found So I checked the PCI $ sudo lspci sudo: lspci: ...
1
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0answers
20 views

Testing an APT repository

I am trying to setup a distribution mechanism for Raspbian (Raspberry Pi) on a Ubuntu server. I have read most of the posts here and articles I could find about setting up an APT repo. I don't know if ...
0
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0answers
22 views

Trying to configure NFS on a non-server ubuntu install

The goal: I have a couple 3D printers that are run from a headless Raspberry Pi with wifi. My design work is done on a Ubuntu machine on the same network. right now I am sneaker-netting my gcode ...
-2
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1answer
33 views

Ethernet Ubuntu to Raspberry Pi

Why am i not able to connect my ubuntu to raspberry p via ethernet.The ethernet status keeps on saying connecting..and never connects. It connects in windows 10.
0
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0answers
35 views

SSH Raspbian(Pi ) using Ubuntu 15.10

I am trying to SSH the raspberry pi using terminal. i have gone to the cmdline.txt file in the pi boot folder and added ip=192.168.1.20 (Same subnet as laptop IP) I saw the ip adress in system ...
1
vote
0answers
31 views

Troubleshooting apt-get segmentation faulr

I have Ubuntu 14.04 running on a Raspberry Pi. Everything has been going great but recently deluge has stopped working. Thought I would need to just run apt-get to refresh any updated packages but ...
0
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0answers
30 views

How can I get the Belkin N600 db adapter to work on Raspberry Pi?

It shows up in lsusb but it doesnt light up or work.
0
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1answer
139 views

How to use Android Tablet as a display for Raspberry Pi 2 running ubuntu mate 15.10

I'm using ubuntu mate for Raspberry Pi 2 on my RPI 2. I want to know that how I can use my Android Tablet running Android 5.0 (Asus Fonepad ME175CG) as a Monitor/Display for my Raspberry Pi 2. I don't ...
0
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0answers
55 views

Seafile - seahub is already running but it isn't. I can't start or stop

root@Server:/home/seafile/seafile-server-5.0.5# ./seahub.sh stop Seahub is not running Done. root@Server:/home/seafile/seafile-server-5.0.5# ./seahub.sh start LC_ALL is not set in ENV, set to ...
0
votes
1answer
52 views

Ubuntu core snappy for rpi2 - source code

I would like to work on ubuntu core snappy for raspberry Pi 2. I got a the image - ubuntu-15.04-snappy-armhf-raspi2. How do I get the corresponding source code? Thanks. Said
1
vote
1answer
247 views

Can't initialize iptables table `filter': Table does not exist (do you need to insmod?)

I'm trying to open up port 1900 for UDP in order for the Echo to be able to discover the HA Bridge using the following command but I get errors. What is the best solution to fix this? ...
0
votes
1answer
78 views

Kernel source for Ubuntu 14.04 on Raspberry Pi 2?

Anyone know where I can find the source of the Linux kernel 3.18.0-25-rpi2? This is the kernel from Ubuntu 14.04 image for Raspberry Pi 2: The kernel used by the Raspberry Pi 2 port is an ...
0
votes
1answer
76 views

hostapd driver error with AR9271 Chipset

I am trying to install hostapd on my raspberry pi with a TP-Link TL-WN722N Wireless USB stick. in the /etc/hostapd/hostapd.conf file, I entered driver=nl80211. when I use sudo /usr/sbin/hostapd ...
0
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0answers
23 views

IPmenu alternatives

I really want to get IPmenu but I can't is there an alternative? I was having problems with the rasbian os since it has an arm architecture. Every time I try and install IPmenu it wants me to install ...
0
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0answers
13 views

Build Kernel Error message

I'm using the command #make modules_install and I do get the message: the present kernel configuration has modules disable type make config and enable loadable module support then build a kernel with ...
0
votes
1answer
112 views

Trying to get this USB Network Adapter to Work on Raspberry Pi [closed]

I have a raspberry pi and this Network Adapter Here From eBay I have the latest version of the raspberry pi os, 'Raspbian Jessie' and after I went to startx to connect my pi to the home network, I ...
0
votes
2answers
68 views

Disable serial console on Ubuntu Snappy

I would like to know is there any method to disable serial console on Snappy? I am using raspberry pi build. I need this because I have to use /dev/ttyAMA0 to communicate with hardware module.
0
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0answers
107 views

HIDAPI with Raspberry PI 2 and Ubuntu

I try to install a Traffic Light on a Raspberry Pi2 based on a Ubuntu Mate. I follow the instructions and install the required Software libhidapi-dev. If I try to make install in the ...
0
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0answers
48 views

How install new USB wifi adaptor to Raspberry Pi2 with Snappy Ubuntu Core

I am new to ubuntu core. I used Raspberry Pi 2 to run Ubuntu Core. However i cannot detect my wireless USB adaptor. How to download driver to install and config to use wifi? thanks! Kay Boon
0
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0answers
175 views

Can't get my DHCP server started

I am trying to start a DHCP server on my Raspberry Pi, however I keep getting the error below: pi@raspberrypi ~ $ sudo /etc/init.d/isc-dhcp-server start [FAIL] Starting ISC DHCP server: dhcpd[....] ...
1
vote
2answers
62 views

How do I establish 'wireless internet connection sharing' via ethernet to Raspberry pi [duplicate]

I have searched this subject in great detail and still not able to connect my raspberry pi to the web via Ethernet. I have no problems making ssh contacts with the pi. I used this video as a start ...
1
vote
1answer
105 views

Setup static ipv6 address in /etc/network/interfaces

After changing to a new ISP last week I got a new IPV6 address at home. The IPV6 address is global so not just for my home connection. Because of this address my mail server isn't working properly ...
0
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2answers
46 views

Ssh safe enough?

This question is about ssh Hi i web server for my site, I use ssh :). I know i can port forward port 22 but is it safe enough? Let's say i use a password that takes a million years to crack or ...
0
votes
1answer
98 views

FTP user access limited to one folder

I have ftp server running on my raspberry pi and I have to users there I want to limit one user's access only to his home folder (/home/user), so when he logs in via ftp he can't go to other folders ...
1
vote
1answer
22 views

Can I customize users privilege?

I want to create a new user for my friend and let him access to my raspberry pi remotely from another city using SSH. I want to let him do what ever he wants except accessing respi-config other users ...
0
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0answers
120 views

Ubuntu Snappy for Raspberry Pi 2 with capacitive touch display

Any idea whether the original Raspberry Pi 7" capacitive touch screen (http://swag.raspberrypi.org/collections/frontpage/products/raspberry-pi-7-inch-touchscreen-display) is supported in the Raspberry ...
0
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0answers
141 views

Cannot boot Ubuntu MATE on Raspberry Pi

I have a new Raspberry Pi 2 B+ and I bought a new 16GB MicroSD and followed the steps here I wrote the image on the SD using sudo ddrescue -d -D --force ...
3
votes
1answer
77 views

Trouble booting Snappy on Raspberry Pi 2

I have installed Ubuntu Core Snappy (ubuntu-15.04-snappy-armhf-raspi2.img) on a miniSD card following the [official instructions1]. Everything went fine with no error and the miniSD has 3 partitions ...
0
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0answers
44 views

Fortran/gfortran on pi

I try to install Fortran/gfortran on my pi and I say yes to it being installed, it then comes up with WARNING: The following packages cannot be authenticated: libgfortran-4.9.dev ...
0
votes
1answer
68 views

How to connect WiFi from CLI? [duplicate]

On Raspberry Pi (2 B) I have ubuntu. I don't know how to connect to wifi network with CLI. Do you know?
0
votes
1answer
24 views

How do I fix my partitions?

I installed Ubuntu for an rPi 2 on an 8GiB micro SD card. However, when I subsequently set about installing software I ran out of space. That's because I forgot to repartition immediately after ...
0
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0answers
23 views

Stuck at Seafile installation on RPI

I'm following the instructions on this manual to install Seafile on Rpi as I'm trying to setup my own cloud storage. I think this is a very basic question. I'm stuck at installing libzdb where it ...
0
votes
1answer
22 views

Put a long process without necessary power on pc [duplicate]

I have two pc on my home network. One of them is the Raspberry Pi. The Raspberry Pi has static IP. I connect with it, through my another pc, with ssh user@ip. But if I put a long process run I have to ...
1
vote
1answer
1k views

How to install a desktop on Ubuntu Snappy Core 15.04?

I have installed Ubuntu Snappy Core 15.04 into my Raspberry Pi. I would like to install a desktop, but if I try to install Xorg or any "ubuntu-desktop" using the snappy install command, it always ...
0
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0answers
67 views

Auto login CLI not working in inittab

I have read a few questions on the matter and it doesn't seem to work at all. I have done the one-liner in /etv/inittab shown in this question, but when I reboot I get the login prompt again and the ...
0
votes
1answer
40 views

Why does Ubuntu start up with the PXE rom?

I have Ubuntu installed on my Raspberry Pi. However when I start the Pi it shows a message from PXE ROM. First it shows: DCHP ... / (with the slash rotating to indicate activity) and then it shows ...
0
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0answers
8 views

Raspberry with Snappy: .deb package [duplicate]

I have a Raspberry PI 2 with a clean install of Ubuntu Snappy 15.04. I need to install a .deb package but dpkg gives this error: dpkg: error: unable to access dpkg status area: Read-only file system ...
0
votes
0answers
23 views

Proxy from two 3g modems and raspberry pi

I want to build a "proxy machine"like on image. My problems are: Is this possible ? Whats the server side software do I need ? What client side software do I need ? What "proxy machine" ...