./kafka-producer-perf-test.sh --messages 5000000 --message-size 1000 --batch-size 5000 --topics test-topic1 --threads 8 --broker-list 192.168.2.81:9092,192.168.2.84:9092
./kafka-consumer-perf-test.sh --zookeeper 192.168.2.70 --messages 50000000 --topic test-topic1 --threads 1