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Welcome to the QMUL HPC blog

Simplification of parallel queues on Apocrita

We are simplifying the way that the multi-node parallel jobs are run on the cluster.

Currently, users wishing to run multi-node MPI jobs on the public queues must choose beforehand whether to run on the nxv parallel nodes or the sdv parallel nodes, and to configure the job accordingly for the number of cores on each type of node.

Cluster update summary

As part of our commitment to providing stable and manageable systems, here is a round-up of some recent updates we have been working on behind the scenes:

Getting REAL with Fortran

Fortran provides a variety of intrinsic representations of real numbers. In this post we look at what these representations are and how we choose a particular representation for our work.