kubectl read loop

date
count=0
for (( ; ; ))
do
  ((count++))
  echo "$count"
  OUTPUT="$(kubectl exec jingpod -c=hyper-pod -- cat '/data/test1')"
   if [ -z "$OUTPUT" ] 
  then
	echo "Test failed: "
        break
  fi
  echo $OUTPUT
done
date
echo "$count"