diff --git a/kernel/stress.sh b/kernel/stress.sh
index 1357eeb..1582d8d 100755
--- a/kernel/stress.sh
+++ b/kernel/stress.sh
@@ -5,7 +5,8 @@ cd /root/
 hosts="try1 try2 try3 try4 try5"
 
 for host in ${hosts}; do
-	echo start {host}
+	START=`date +%s`
+	echo STARTDOKERN {host} $START
 	date -u
 	sync
 
@@ -27,6 +28,9 @@ for host in ${hosts}; do
 	/root/benchmarks/kernel/build.pl --clean
 	date -u
 	sync
-	echo end {host}
+	END=`date +%s`
+	ELAPSE=$(( $END - $START ))
+	echo ENDDOKERN {host} $END
+	echo ELAPSEDOKERN $ELAPSE
 	date -u
 done