Spark Streaming流式计算

1 Spark Streaming’s Kafka libraries not found in class path. Try one of the flow…

当你的Python代码抛出上面的异常时，意思很明确，缺少相应的包。$SPARK_HOME下面

代码

http://ddrv.cn/a/277493
http://spark.apache.org/docs/latest/api/python/pyspark.html#pyspark.RDD

2 如何优雅的关闭spark任务？

https://blog.youkuaiyun.com/zhaoxiangchong/article/details/88719500
https://blog.youkuaiyun.com/sjmz30071360/article/details/86038393
ssc.start()
#ssc.awaitTermination()
stop=False
i=0
while stop == False:
time.sleep(10)
i+=1
if i==3:
stop=True
print(“121212121”)
ssc.stop()