ROMS

    # Example for building ROMS with AOCC
$ spack install roms %aocc ^openmpi fabrics=cma,ucx

    #!/bin/bash
# Load ROMS built with AOCC
spack load roms %aocc

# Get benchmark roms_benchmark3.in file and varinfo.dat into the current directory
export ROMS_HOME=`spack location -i roms`
cp $ROMS_HOME/ROMS/External/roms_benchmark3.in `pwd`
cp $ROMS_HOME/ROMS/External/varinfo.yaml `pwd`

# Modify variables in roms_benchmark3.in file
# Here, we are setting
#       NtileI x NtileJ as 16 x 16 with equals to 256 cores available for dual socket AMD
#       5th Gen EPYC™ 9755 Processor (128x2)
#       NTIMES to increase number of steps to run
#       NTIMES_ANA and NTIMES_FCT to increase analysis and forecast intervals
#       Specify complete path of varinfo.dat file in VARNAME section
sed -i 's/^      NtileI == .*/      NtileI == 16/g' roms_benchmark3.in
sed -i 's/^      NtileJ == .*/      NtileJ == 16/g' roms_benchmark3.in

sed -i 's/^      NTIMES == .*/      NTIMES == 500/g' roms_benchmark3.in
sed -i 's/^  NTIMES_ANA == .*/  NTIMES_ANA == 500/g' roms_benchmark3.in
sed -i 's/^  NTIMES_FCT == .*/  NTIMES_FCT == 500/g' roms_benchmark3.in

sed -i 's#VARNAME = ROMS/External#VARNAME = '${PWD}'#g' roms_benchmark3.in

# MPI and OMP options
# MPI_RANKS = Number of cores available in the system.
MPI_RANKS=$(nproc)
export OMP_NUM_THREADS=1
MPI_OPTS=”-np $MPI_RANKS --bind-to core”

# Run command
mpirun $MPI_OPTS romsM roms_benchmark3.in