Performance
In order to assess the performance of running on ARCHER2 …
Scaling Tests
All standard output and hybrid MPI method unless otherwise stated
Bare-Metal
GNU/openMPI O0
GNU/openMPI O1
Cray/MPICH O0
Cray/MPICH O1
Cray/MPICH O1 No Output / Heavy Output
SIF
GNU/openMPI O0
GNU/openMPI O1
Cray/MPICH O0
Cray/MPICH O1
Addtional SIF
Cray/MPICH O1 Bloated
Cray/MPICH O1 No Output / Heavy Output
Cray/MPICH O1 Bind MPI method
Cray/MPICH O1 multi-stage + apps
Bare-metal
Graphs + optimisations
NEMO SIF
Graphs + optimisations
Summary
Thoughts
one
two
three