Update benchmark
authorPierre-Marc Fournier <pierre-marc.fournier@polymtl.ca>
Tue, 11 May 2010 21:01:07 +0000 (17:01 -0400)
committerPierre-Marc Fournier <pierre-marc.fournier@polymtl.ca>
Tue, 11 May 2010 21:01:07 +0000 (17:01 -0400)
tests/benchmark/run
tests/runtests

index 1e84dc2ba9ab8e68d16ad6e6c70c017d17870079..7fa580c0f781cc28757de9e5a3c35af5cc959831 100755 (executable)
@@ -3,36 +3,95 @@
 # 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"
 
-NR_EVENTS=4000000
-NR_CPUS=2
+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
 
-rm -f /tmp/bench.txt
-# without markers
-echo ">running without markers"
-#t1=$(/usr/bin/time -f%e usttrace ./bench1 $NR_CPUS $NR_EVENTS 2>&1 1> /dev/null)
-t1=$(/usr/bin/time -f%e ./bench1 $NR_CPUS $NR_EVENTS 2>&1 1> /dev/null)
-echo " time=$t1 sec"
+## 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
 
-rm -f /tmp/bench.txt
-# with markers
-echo ">running with markers activated"
-t2=$(/usr/bin/time -f%e usttrace ./bench2 $NR_CPUS $NR_EVENTS 2>&1 1> /dev/null)
-echo " time=$t2 sec"
+# 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"
+}
 
-#penalty = t2 - t1
-echo
-penalty=$(echo "$t2 - $t1;" | bc)
-echo "time penalty=$penalty sec"
+#print_penalty $t1 $t2 "Penalty for markers enabled, not tracing"
+#print_penalty $t1 $t3 "Penalty for markers enabled, tracing"
 
-#event = penalty / (nr_events * nr_cpus)
-event=$(echo "scale=10; ($penalty / ($NR_EVENTS * $NR_CPUS));" | bc)
-echo "time penalty per event=$event sec"
 
 rm -f /tmp/bench.txt
index 116bb1f069ea97330e0d9667eca532458972c0d4..54ca69bf81a08f28b3430914ade6df0a8ffbd470 100755 (executable)
@@ -109,6 +109,9 @@ wait $!
 echo "Valgrind output is in $VALG_OUT"
 NOFAIL [ -z "$(<$VALG_OUT)" ]
 
+### Valgrind libust ###
+starttest "libust valgrind check"
+
 echo "************************************"
 echo "$0: All passed"
 echo "************************************"
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