Beginner

United nations assembly.

Training

Posted on 13 January 2017 by Andrew Williams

Did you know that ARCCA presents a series of training courses every year, ranging from getting started with Linux, all the way up to using parallel programming techniques to get the most out of Raven? In between these two extremes we have a number of courses on the general day-to-day use of Raven that will
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Drop-in Session Summary

Posted on 29 February 2016 by Andrew Williams

Many thanks to all the attendees who made last Thursday’s drop-in session at the Queen’s Buildings such an interesting discussion. After some initial battles with a VGA cable I was able to give a quick presentation about Rose, our workflow manager, prompting a good deal of interest and some penetrating questions. This was followed up
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Rating value

Summarising job performance

Posted on 13 August 2015 by Thomas Green

Recently we have implements an automatic job summary which is printed at the end of a user’s job that run on our supercomputer at Cardiff University. These job summaries are to help the user understand what impact the job has had and how to improve future jobs – just like energy efficiency ratings. This post
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Bashing those script bugs

Posted on 20 November 2014 by Thomas Green

Recently we had a user report a problem where they had managed to start copying the complete filesystem of a compute node into their home directory. Fortunately for us we had setup quotas on our users home space so it stopped when it filled up their quota but it seemed it was all due to
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Breaking down walls

Posted on 10 November 2014 by Thomas Green

The fall of the Berlin Wall happened 25 years ago and I thought a symbolic look at how we try and break our own walls would be quite appropriate. Creating the creative economy The Creative Industries has gained a lot of traction recently within the UK with much emphasis on TV and film having been
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Scoping out ARCCA

Posted on 11 September 2014 by Thomas Green

If you have read the previous posts you will see that they can be quite technical and a couple of readers have mentioned they would like to read about something more relevant to non-technical users.  I hope to make this blog accessible to a wide audience and make people aware of some of the work
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