runme_xeon64

#!/bin/sh
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echo "This is a SAMPLE run script for SMP LINPACK. Change it to reflect"
echo "the correct number of CPUs/threads, problem input files, etc.."

# Setting up affinity for better threading performance
export KMP_AFFINITY=nowarnings,compact,1,0,granularity=fine

# Use numactl for better performance on multi-socket machines.
nnodes=`numactl -H 2>&1 | awk '/available:/ {print $2}'`
cpucores=`cat /proc/cpuinfo | awk '/cpu cores/ {print $4; exit}'`

if [  $nnodes -gt 1 -a $cpucores -gt 8 ]
then
    numacmd="numactl --interleave=all"
else
    numacmd=
fi

arch=xeon64
{
  date
  $numacmd ./xlinpack_$arch lininput_$arch
  echo -n "Done: "
  date
} | tee lin_$arch.txt