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Software

Messing with meshes

Posted on 2 April 2015 by Thomas Green

A researcher has recently been trying to get to grips with meshes where they have scanned in some materials and would like to model this within COMSOL (multi-physics modelling package). […]

Making a network work

Making a network work

Posted on 19 March 2015 by Thomas Green

We recently installed new nodes into our supercomputer. As part of the process we have to run tests to assess the new nodes. Since this was an extension to the […]

Working with DRMAA

Working with DRMAA

Posted on 2 March 2015 by Thomas Green

Anyone who might have read earlier posts might have come across previous post on Galaxy. This used DRMAA to submit jobs when using a PBS Pro as a job scheduler. […]

Docking to Docker

Docking to Docker

Posted on 2 February 2015 by Thomas Green

Another month has passed and we have been very busy in ARCCA at Cardiff University with installation of the new hardware and installing new services. These are a few of […]

The December spring…

The December spring…

Posted on 19 December 2014 by Thomas Green

UPDATE - 20/12/2014 - Work still progressing on Raven and access will be given over the weekend of the 20th/21st with full service restored on Monday 22nd December. Since the […]

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 […]

Portal to a new Galaxy

Posted on 24 October 2014 by Thomas Green

Within the ARCCA team we are investigating ways we can open up high-performance computing (HPC) to a wider audience. I should add this is not just an issue within ARCCA […]

Performant Python with Intel MKL

Posted on 15 October 2014 by Thomas Green

ARCCA have recently been helping a research group at Cardiff University to benchmark their code. The code was based on Python and had many options to perform FFT analysis. One […]

Postive performance with C++

Posted on 1 October 2014 by Thomas Green

Recently a researcher has come to us with a performance issue in their code.  The code was written in C++ and was taking a very long time to run - […]

Excelling in R

Posted on 1 September 2014 by Thomas Green

Recently we have helped researchers wanting to perform a large analysis of data that was in an Excel spreadsheet. We had over 70,000 rows and around 20 columns which required […]