how to measure consumer time for x number of messages

Hi, I am looking for a way to measure time for a consumer to consumer x number of messages. Basically I would like to compare how much it takes the consumer to consume messages and compare them against the number of messages. Is there any tool in Kafka to do this? Please let me know. Thank you so

--csv-reporter-enabled for kafka-consumer-performance.sh

Hi, I've been trying to add --csv-reporter-enabled option for kafka-consumer-performance.sh by going through he following steps, but unable to add it: (1) Added the code (copied from ProducerPerformance.scala in the same directory) to perf/src/main/scala/kafka/perf/ConsumerPerformance.scala (2)