repeat test 5 times for better stability

tools/rss_measure.sh

@@ -12,20 +12,21 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-#!/bin/bash
+#!/bin/bash +x
 
 JERRY=$1
 TEST=$2
 RAW_OUTPUT=$3
 SLEEP=0.3
+REPEATS=5
 
 RSS_OUTPUT=
 PSS_OUTPUT=
 SHARE_OUTPUT=
 RSS_SHARE_OUTPUT=
 
-START=$(date +%s.%N)
-
+function run_test()
+{
   $JERRY $TEST &
   PID=$!
 
@@ -50,6 +51,14 @@ SHARE_OUTPUT="$SHARE_OUTPUT $SHARE_SUM\n"
     RSS_SHARE_OUTPUT="$RSS_SHARE_OUTPUT $RSS_SHARE_SUM\n"
 
     done
+}
+
+START=$(date +%s.%N)
+
+for i in 1 2 3 4 5
+do
+  run_test
+done
 
 FINISH=$(date +%s.%N)
 EXEC_TIME=$(echo "$FINISH - $START" | bc)