Benchmark / test report
Container name: Singularity.OSU-Micro-Benchmarks-5.7.1-iimpi-2021a.localimage.sif
test script
#!/bin/bash
#SBATCH -N2
#SBATCH --ntasks-per-node=48
#SBATCH -J plcr-osu-cpu-test
PLCR=${PLCR:-/net/ascratch/groups/plggsoftware/containers}
CONT=${1:-Singularity.OSU-Micro-Benchmarks-5.7.1-iimpi-2021a.localimage.sif}
echo "PLCR test: $SLURM_JOB_NAME"
echo "PLCR jobid: $SLURM_JOBID"
echo "PLCR path: $PLCR"
echo "Test performed on: "`date`
echo "Testing container: $CONT"
SHA=`dd bs=1M if=$PLCR/images/$CONT 2>/dev/null | sha256sum | cut -d' ' -f1`
echo "Container checksum: $SHA"
export I_MPI_PMI_LIBRARY=$PLCR/local/pmi2/libpmi2.so
time srun --mpi=pmi2 -m block singularity -s run -B $I_MPI_PMI_LIBRARY $PLCR/images/$CONT osu_mbw_mr
RC=$?
echo "Test completed, rc=$RC"
test results
PLCR test: plcr-osu-cpu-test
PLCR jobid: 195518
PLCR path: /net/ascratch/groups/plggsoftware/containers
Test performed on: Fri Jan 7 17:36:54 CET 2022
Testing container: Singularity.OSU-Micro-Benchmarks-5.7.1-iimpi-2021a.localimage.sif
Container checksum: 250fb2f29b408f369fc6c6c7cc51fc6c87da39b7e9b5696dc73ee627442119eb
# OSU MPI Multiple Bandwidth / Message Rate Test v5.7.1
# [ pairs: 48 ] [ window size: 64 ]
# Size MB/s Messages/s
1 120.16 120159656.87
2 237.41 118705153.46
4 473.97 118491411.51
8 928.35 116043994.70
16 1850.76 115672574.10
32 2594.70 81084415.05
64 4136.68 64635694.26
128 3292.73 25724463.91
256 12671.29 49497214.25
512 9872.49 19282211.04
1024 11377.98 11111304.88
2048 12216.40 5965038.64
4096 11990.49 2927366.11
8192 12004.23 1465360.50
16384 11947.25 729202.33
32768 11900.28 363167.87
65536 11876.93 181227.57
131072 11908.37 90853.65
262144 11920.92 45474.71
524288 11933.44 22761.24
1048576 11939.87 11386.74
2097152 11954.20 5700.21
4194304 11971.49 2854.23
real 4m2.975s
user 0m0.016s
sys 0m0.016s
Test completed, rc=0