# 创建topic
/usr/local/kafka/bin/kafka-topics.sh --create --topic writeAsync --partitions 1 --replication-factor 1 --bootstrap-server localhost:9092

# 删除topic
/usr/local/kafka/bin/kafka-topics.sh --delete --topic writeAsync --bootstrap-server localhost:9092

# 发送
/usr/local/kafka/bin/kafka-console-producer.sh --bootstrap-server localhost:9092 --topic writeAsync

# 接收
/usr/local/kafka/bin/kafka-console-consumer.sh --bootstrap-server localhost:9092 --topic writeAsync --from-beginning