-#!/bin/bash
-#
-# run ust benchmark
-#
-
-iters=20
-NR_EVENTS=7000000
-NR_CPUS=1
-
-TIME="./ptime"
-
-#PROG_NOMARKER="find /usr"
-PROG_NOMARKER="./bench1 $NR_CPUS $NR_EVENTS"
-#PROG_MARKER=$PROG_NOMARKER
-PROG_MARKER="./bench2 $NR_CPUS $NR_EVENTS"
-
-CMD_NOMARKER="$TIME '$PROG_NOMARKER >/dev/null 2>&1'"
-CMD_MARKER="$TIME '$PROG_MARKER >/dev/null 2>&1'"
-CMD_MARKERCONN="UST_AUTOPROBE=1 $TIME '$PROG_MARKER >/dev/null 2>&1'"
-CMD_MARKERTRACE="UST_TRACE=1 UST_AUTOPROBE=1 UST_OVERWRITE=1 UST_AUTOCOLLECT=0 $TIME '$PROG_MARKER >/dev/null 2>&1'"
-
-echo "ust benchmark"
-
-rm -f result-*.txt average-*.txt perevent-*.txt
-
-echo "using $NR_CPUS processor(s)"
-echo "using $NR_EVENTS events per cpu"
-
-n=0
-while [ $n -lt "$iters" ]; do
- # without markers
- echo ">running without markers"
- echo 3 >/proc/sys/vm/drop_caches
- t1=$(sh -c "$CMD_NOMARKER")
- echo "$t1" >>result-nomark.txt
- echo " time=$t1 sec"
- n=$(($n+1))
-done
-./average <result-nomark.txt >average-nomark.txt
-
-## with markers, not connected
-#n=0
-#while [ $n -lt "$iters" ]; do
-# echo ">running with markers, not connected"
-# echo 3 >/proc/sys/vm/drop_caches
-# t2=$(sh -c "$CMD_MARKER")
-# echo "$t2" >>result-mark.txt
-# echo " time=$t2 sec"
-# n=$(($n+1))
-#done
-#./average <result-mark.txt >average-mark.txt
-#echo "( $(<average-mark.txt) - $(<average-nomark.txt) ) / $NR_EVENTS" | bc -l >perevent-mark.txt
-
-## with markers, connected
-#n=0
-#while [ $n -lt "$iters" ]; do
-# echo ">running with markers activated"
-# echo 3 >/proc/sys/vm/drop_caches
-# t2=$(sh -c "$CMD_MARKERCONN")
-# echo "$t2" >>result-markconn.txt
-# echo " time=$t2 sec"
-# n=$(($n+1))
-#done
-#./average <result-markconn.txt >average-markconn.txt
-#echo "( $(<average-markconn.txt) - $(<average-nomark.txt) ) / $NR_EVENTS" | bc -l >perevent-markconn.txt
-
-# with markers, connected, tracing
-n=0
-while [ $n -lt "$iters" ]; do
- echo ">running with markers activated, trace recording"
- echo 3 >/proc/sys/vm/drop_caches
- t3=$(sh -c "$CMD_MARKERTRACE")
- echo "$t3" >>result-marktrace.txt
- echo " time=$t3 sec"
- n=$(($n+1))
-done
-./average <result-marktrace.txt >average-marktrace.txt
-echo "( $(<average-marktrace.txt) - $(<average-nomark.txt) ) / $NR_EVENTS" | bc -l >perevent-marktrace.txt
-
-function print_penalty()
-{
- echo ""
-
- #penalty = t2 - t1
- penalty=$(echo "$2 - $1;" | bc)
- echo "Penalty ($3) = $penalty sec"
-
- #event = penalty / (nr_events * nr_cpus)
- event=$(echo "scale=10; ($penalty / ($NR_EVENTS * $NR_CPUS));" | bc)
- echo "Penalty per event ($3) = $event sec"
-}
-
-#print_penalty $t1 $t2 "Penalty for markers enabled, not tracing"
-#print_penalty $t1 $t3 "Penalty for markers enabled, tracing"
-
-
-rm -f /tmp/bench.txt