kafka stream 拓扑的几个疑问 - V2EX
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tenserG
V2EX    Kafka

kafka stream 拓扑的几个疑问

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  •   tenserG Mar 24, 2023 3363 views
    This topic created in 1133 days ago, the information mentioned may be changed or developed.

    最近在学习 kafka-stream,也在看 Kafka Streams 实战,有几个关于拓扑的疑问

    拓扑中产生了 change-log 结尾的分区,查了很多资料是说和状态存储有关系,这个 topic 对集群流量会有什么影响,如果没有会怎么样

    我的理解是 change-log 只会保存最后一次状态,重启 stream 时候本地会从 change-log 恢复状态,不过这样就很难估算 kafka 集群流量了

    最后吐槽下 kafka stream 相关书籍实在太少,外网资料也是,可能从 spark 学起更好?

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