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 A cluster is a collection of compute nodes (CN), that have specific hardware (CPU, CPU, memory) specifications. 
 
+![image](uploads/a4fb4efde3820666f83b1b6df396a06b/image.png)
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 ### Merlin
 CPU-only cluster: merlin6 , merlin5 : [CPU-Nodes](https://lsm-hpce.gitpages.psi.ch/merlin6/slurm-configuration.html#merlin6-cpu-nodes-definition)