while true
do
  clear
  date
  echo AIX 630 AMOUNT OF FEPs
VAR=`ps -eaf | grep fep2 | grep cajaBMSz | wc -l`


{
 if [ $? -gt 10 && -le 20 ]
 then
    if [ $? -ge 21 ]
     then
        printf "\033[01;31m%s\033[00m\n" "$VAR"
     else
        printf "\033[01;33m%s\033[00m\n" "$VAR"
    fi
 else
        printf "\033[01;32m%s\033[00m\n" "$VAR"
 fi
}

done;

ps -eaf | grep fep2 | grep cajaBMSz | wc -l