Month: Oct 2022

Future resource management

application, Memory, SLURM
Our new cluster will use cgroup to control RAM and thread allocation. One of the biggest hassles we’ve faced over the years is code not adhering to the scheduler reservation, in other words grabbing more cores and more RAM than…
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Performance graphs

hpc
We have moved away from Cacti\Nagios for graphing and now make use of Grafana. Unfortunately there is no public facing portal for Grafana, however there is a way to export graphs as static png files, so we have set up…
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Cluster migration

hardware, hpc
The HPC cluster has been moved to the new upper campus data centre. The new data centre provides more electrical power and cooling and also has a new UPS and generators in order to better withstand load shedding. In addition…
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