Category Archive: Uncategorized

Mar 29

Parallel Image Processing test on the new Raspberry Pi 2

Now there are four cores – and better ones – I felt the need to run our VIPS benchmarks to see how well the cores can work together.  This is CPU-bound so is not affected by the micro-SD card speeds. Here are my results using vips-7.42.3: Threads, time(s), speed-up 1, 92, 1 2, 48.2, 1.9 …

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Permanent link to this article: https://blog.soton.ac.uk/pi/2015/03/29/parallel-image-processing-test-on-the-new-raspberry-pi-2/

Nov 27

Wires!

People soon need some wires – especially to plug into a little breadboard. These ones from ModMyPi are handy. For socket-socket these from Hobbytronics are also good.

Permanent link to this article: https://blog.soton.ac.uk/pi/2013/11/27/wires/

Nov 19

Eduroam WiFi on the RPi

This is how I configured a Pi to use Eduroam. Note that this is quite old and may be site specific sorry!   in the WIFI Config ap Scan to find Eduroam Edit its config and check you have: WPA2-Enterprise (EAP) Encryption: CCMP EAP Method: TTLS identity: yourID@soton.ac.uk Password: your university password CA certificate: /etc/ssl/certs/AddTrust_External_Root.pem …

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Permanent link to this article: https://blog.soton.ac.uk/pi/2013/11/19/eduroam-wifi-on-the-rpi/