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Download Neko v0.6.1, https://github.com/ExtremeFLOW/neko/archive/refs/tags/v0.6.1.tar.gz.
Sample build script on PSC:
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tar xfp v0.6.1.tar.gz cd neko-0.6.1/ # Load intel compilers and mpi#!/bin/bash source /jet/packages/oneapi/v2023.2.0/compiler/2023.2.1/env/vars.sh source /jet/packages/oneapi/v2023.2.0//mpi/2021.10.0/env/vars.sh export MPIFC=mpiifort export CC=mpiicc export FC=$MPIFC ./regen.sh ./configure CC=mpiicc FC=mpiifort --prefix=<path> make make install |
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Sample run script:
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# Load intel compilers and mpi mpirun -np 128 -genv I_MPI_PIN on neko tgv!/bin/bash #SBATCH -p RM #SBATCH --nodes=4 #SBATCH --ntasks-per-node=128 #SBATCH -J neko #SBATCH --time=4:00:00 #SBATCH --exclusive module purge source /jet/packages/oneapi/v2023.2.0/compiler/2023.2.1/env/vars.sh source /jet/packages/oneapi/v2023.2.0/mkl/2023.2.0/env/vars.sh HCA=mlx5_0:1 source /jet/packages/oneapi/v2023.2.0//mpi/2021.10.0/env/vars.sh USE_UCX=1 MPIFLAGS="" if [ $USE_UCX -ne 0 ]; then MPIFLAGS+="-genv USE_UCX=$USE_UCX " MPIFLAGS+="-genv UCX_NET_DEVICES ${HCA} " MPIFLAGS+="-genv FI_PROVIDER=mlx " export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:<path to ucx>/lib else MPIFLAGS+="-genv FI_PROVIDER=^mlx " fi cd tgv <path to neko>/bin/makeneko ${TEST}.f90 mpirun -np <# procs> $MPIFLAGS ./neko tgv_Re1600.case |
Sample output:
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_ __ ____ __ __ ____
/ |/ / / __/ / //_/ / __ \
/ / / _/ / ,< / /_/ /
/_/|_/ /___/ /_/|_| \____/
(version: 0.6.1)
(build: 2023-09-14 on x86_64-pc-linux-gnu using intel)
-------Job Information--------
Start time: 18:44 / 2023-09-18
Running on: 128 MPI ranks
CPU type : Intel(R) Xeon(R) Platinum 8280 CPU @ 2.70GHz
Bcknd type: CPU
Real type : double precision
-------------Case-------------
Reading case file tgv.case
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--------Postprocessing--------
--------Writer output---------
File name: field.fld
Output number: 2
Writing at time: 2.000500 Output time (s): 2.501281
Normal end. |
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