参考文章: https://zhuanlan.zhihu.com/p/279784873
生产者代码:
import traceback
from kafka import KafkaProducer,KafkaConsumer
from faker import Faker
fake=Faker()
# 生产者
kafka_topic = "test_kafka_demo"
kafka_bootstrap_servers = ['xx:9092','xx:9092','xxx:9092']
# 消费者
kafka_topic_group = "test-group-zeze" #消费者群组
def producer(num:int):
producer = KafkaProducer(bootstrap_servers=kafka_bootstrap_servers)
phones = [fake.name()+"-"+str(i) for i in range(num)]
for p in phones:
msg = bytes(p, encoding='utf-8')
# print("生成消息",msg)
#同一个key的消息会被自动分配到同一个分区
future=producer.send(kafka_topic, key=b"test",value=msg)
#加了监听事件是否成功发送后,执行速度很慢,所以这里去掉了
# try:
# future.get(timeout=2)
# except Exception as e:
# traceback.print_stack()
print("成功生产{}条消息".format(num))
producer.close()
消费者代码:
from kafka import KafkaConsumer
# 生产者
kafka_topic = "test_kafka_demo"
kafka_bootstrap_servers = ['xx:9092','xx:9092','xx:9092'] #xx为对应的ip地址
# 消费者
kafka_topic_group = "test-group-zeze" #消费者群组
def consumer():
consumer = KafkaConsumer(kafka_topic,group_id=kafka_topic_group,bootstrap_servers=kafka_bootstrap_servers)
for message in consumer:
print ("开始消费:","%s:%d:%d: key=%s value=%s" % (message.topic, message.partition,
message.offset, message.key,
message.value))
# consumer.close()
亲测单机生产10w消息耗时20秒内,单线程
![](https://img.laitimes.com/img/__Qf2AjLwojIjJCLyojI0JCLicmbw5yNygDMzQTO30SOwgTOxkjMwEjMygDMxIDMy0yN2MzN1MTMvwFOwEjMwIzLcdjNzcTNzEzLcd2bsJ2Lc12bj5ycn9Gbi52YuAjMwIzZtl2Lc9CX6MHc0RHaiojIsJye.png)
消费者没记录耗时,但是也非常快,kafka性能确实牛
脑子不够用当然只能脚踏实地的做事情!