Ubuntu Snappy on a Raspberry Pi 2

Update your System

  1. Login with default credentails ubuntu:ubuntu
  2. Check current date
    • $ date
  3. Setup date manuly
    • $ sudo date -s “Sat Mar 19 18:25:49 GMT 2015”
  4. Update your system
    • $ sudo snappy update
      $ sudo snappy update-versions
      $ sudo snappy update ubuntu-core
  5. $ sudo reboot

    and done

Browse http://YOUR_RPI_IP:4200/ to install apps.

Create your own Snappy App

Links 2015 KW 12

Raspberry Pi 1B vs Pi 2 B

Raspberry Pi 2 B is just a Pi v1 with more power.

Comparison of some other cool (and older) boards: http://techwatch.keeward.com/geeks-and-nerds/arduino-vs-raspberry-pi-vs-cubieboard-vs-gooseberry-vs-apc-rock-vs-olinuxino-vs-hackberry-a10/

raspberry pi b+ overclocking options

SoC (Broadcom BCM2835 ARMv6) thermal range is up to +85 °C.

Orginal /boot/config.txt

disable_commandline_tags=1
gpu_mem=32
device_tree=rpi.dtb
device_tree_address=0x100
kernel=uboot.img

My additional options (stable system):

arm_freq=900
arm_freq_min=700
gpu_freq=250
gpu_freq_min=250
core_freq=450
core_freq_min=250
sdram_freq=500
sdram_freq_min=400
over_voltage=0
over_voltage_min=0
initial_turbo=15
temp_limit=75

source