runit.sh

gistfile1.txt

#!/bin/bash

#TESTS="page_fault1_processes page_fault1_threads page_fault2_processes page_fault2_threads page_fault3_processes page_fault3_threads"
TESTS="page_fault2_threads page_fault3_threads"

NRCPUS=`getconf _NPROCESSORS_ONLN`

echo "$HOSTNAME $NRCPUS cpus"
uname -r

function run_test()
{
    test=$1
    nrcpus=$2
    delay=$3

    for i in `seq 1 10`; do
	./$test -t $nrcpus -s $delay | grep average
    done
}

for test in $TESTS; do
    echo "----------------------------------"
    echo $test

    outfile=$test.`uname -r`.out
    rm -f $outfile

    for thp in always never; do
	sudo tee /sys/kernel/mm/transparent_hugepage/enabled <<< $thp

	echo "#### THP $thp" >> $outfile

	if [ -f /proc/sys/vm/speculative_page_fault ]; then
	    for spf in 0 1; do
		echo "#### SPF $spf" >> $outfile

		sudo tee  /proc/sys/vm/speculative_page_fault <<< $spf
		run_test $test $NRCPUS 5 >> $outfile
	    done
	else
		run_test $test $NRCPUS 5 >> $outfile
	fi
    done
done