Expert Rule
You can write rule by yourself with using SQL Statement and java code
Example with sql statement
upon to top 25 Source Machine last day’s amount of sent data(byte)
SQL query
SELECT SourceMachine,DATE_FORMAT(TIME,'%d-%m-%Y'),SUM(SENT) FROM taxonomy_object WHERE TIME BETWEEN DATE_SUB(NOW(), INTERVAL 1 DAY) AND NOW()GROUP BY SourceMachine,DATE_FORMAT(TIME,'%d-%m-%Y')ORDER BY 3 DESC LIMIT 25
Output will be like below