memory_test/perf_test.sh

19 lines
745 B
Bash

echo > test.csv
for dir in /sys/kernel/mm/transparent_hugepage/hugepages-*; do
echo $dir $(cat $dir/enabled) >> test.csv
done
for i in $(seq 1 100); do
echo $i
simpleperf stat -e page-faults,dTLB-load-misses,iTLB-load-misses ./test_swap > result 2>&1
killall test_swap
pagefaults=$(cat result | grep page-faults | awk '{print $1}' | sed 's/,//g')
dtlbmiss=$(cat result | grep dTLB-load-misses | awk '{print $1}' | sed 's/,//g')
itlbmiss=$(cat result | grep iTLB-load-misses | awk '{print $1}' | sed 's/,//g')
swpoutbad=$(cat result | grep "swp out" | awk '{print $4}' | sed 's/,//g')
swpinbad=$(cat result | grep "swp in" | awk '{print $4}' | sed 's/,//g')
echo $pagefaults,$dtlbmiss,$itlbmiss,$swpoutbad,$swpinbad >> test.csv
done