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hera_preamble
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hera_preamble
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#!/bin/sh
#SBATCH -q debug
#SBATCH -t 00:30:00
#SBATCH -A gsienkf
#SBATCH -N 10
#SBATCH -J C96_3dvar_iau
#SBATCH -e C96_3dvar_iau.err
#SBATCH -o C96_3dvar_iau.out
export NODES=$SLURM_NNODES
export corespernode=$SLURM_CPUS_ON_NODE
export machine='hera'
# for control forecast
if [ $NODES -eq 4 ]; then
# 4 nodes 1thread
export control_threads=1
export control_proc=160
export write_groups_ctl=4 # write groups for control forecast.
export write_tasks_ctl=4
export layout_ctl="6,4" # layout_x,layout_y (total # mpi tasks = $layout_x*$layout_y*6=($fg_proc/$fg_threads) - $write_tasks*$write_groups)
elif [ $NODES -eq 8 ]; then
# 4 nodes 1thread
export control_threads=1
export control_proc=320
export write_groups_ctl=8 # write groups for control forecast.
export write_tasks_ctl=4
export layout_ctl="6,8" # layout_x,layout_y (total # mpi tasks = $layout_x*$layout_y*6=($fg_proc/$fg_threads) - $write_tasks*$write_groups)
elif [ $NODES -eq 10 ]; then
# 4 nodes 1thread
export control_threads=1
export control_proc=400
export write_groups_ctl=2 # write groups for control forecast.
export write_tasks_ctl=8
export layout_ctl="8,8" # layout_x,layout_y (total # mpi tasks = $layout_x*$layout_y*6=($fg_proc/$fg_threads) - $write_tasks*$write_groups)
elif [ $NODES -eq 20 ]; then
# 20 nodes, 2 threads
export control_threads=2
export control_proc=800
export write_groups_ctl=4 # write groups for control forecast.
export write_tasks_ctl=4
export layout_ctl="8,8" # layout_x,layout_y (total # mpi tasks = $layout_x*$layout_y*6=($fg_proc/$fg_threads) - $write_tasks*$write_groups)
elif [ $NODES -eq 40 ]; then
# 40 nodes, 4 threads
export control_threads=4
export control_proc=1600
export write_groups_ctl=4
export write_tasks_ctl=4
export layout_ctl="8, 8"
# 32 nodes, 4 threads
#export control_threads=4
#export control_proc=1280
#export write_groups_ctl=4
#export write_tasks_ctl=8
#export layout_ctl="8, 6"
elif [ $NODES -eq 80 ]; then
# 80 nodes, 8 threads
export control_threads=8
export control_proc=3200
export write_groups_ctl=4
export write_tasks_ctl=4
export layout_ctl="8, 8"
else
echo "processor layout for $NODES nodes not set"
exit 1
fi
# for ensemble forecast and GSI
# C192 ensemble, C384 control
export fg_proc=$corespernode
export fg_threads=1
export enkf_threads=10
export gsi_control_threads=2
export write_groups=4
# 40 cores per node
export write_tasks=1
export layout="3, 2"
# C384 ensemble, C768 control (run with 80 nodes)
#export fg_proc=`expr 4 \* $corespernode` # C384
#export fg_threads=1
#export enkf_threads=40
#export gsi_control_threads=40
# 40 cores per node
#export write_tasks=4
#export layout="6, 4"