Index: utils/loadrunner
==================================================================
--- utils/loadrunner
+++ utils/loadrunner
@@ -25,10 +25,17 @@
     sh -c "cd $CURRWD;export DISPLAY=$DISPLAY; export PATH=$PATH; nohup $* > $TARGETHOST_LOGF 2>&1 &"
   else
     ssh -n -f $TARGETHOST "sh -c \"cd $CURRWD;export DISPLAY=$DISPLAY; export PATH=$PATH; nohup $* > $TARGETHOST_LOGF 2>&1 &\""
   fi
 }
+
+function get_delay_time () {
+  RANGE=$1
+  number=$RANDOM
+  let "number %= $RANGE"
+  echo $number
+}
 
 if which cpucheck > /dev/null;then
     numcpu=`cpucheck|tail -1|awk '{print $6}'`
 elif which lscpu > /dev/null;then
     numcpu=`lscpu|grep "CPU.s.:"|awk '{print $2}'`
@@ -63,7 +70,7 @@
 else
   # echo "Load too high: lperc=$lperc, max_load=$max_load, waiting two minutes before trying to run command: \"$@\""
   echo "$LOADRUNNER $@" | at now + 2 minutes 2> /dev/null
 fi
 
-sleep 4
+sleep $(get_delay_time 10)
 rm -f $lfile