amo*_*fis 7 amazon-web-services apache-kafka aws-msk
我有带有 2 个代理的 AWS MSK Kafka 集群。从日志中我可以看到(在每个经纪人上)他们正在不断地重新平衡。每分钟我都可以在日志中看到:
Preparing to rebalance group amazon.msk.canary.group.broker-1 in state PreparingRebalance with old generation 350887 (__consumer_offsets-21) (reason: Adding new member consumer-amazon.msk.canary.group.broker-1-27058-8aad596f-b00d-428a-abaa-f3a28d714f89 with group instance id None) (kafka.coordinator.group.GroupCoordinator)
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25 秒后:
Preparing to rebalance group amazon.msk.canary.group.broker-1 in state PreparingRebalance with old generation 350888 (__consumer_offsets-21) (reason: removing member consumer-amazon.msk.canary.group.broker-1-27058-8aad596f-b00d-428a-abaa-f3a28d714f89 on LeaveGroup) (kafka.coordinator.group.GroupCoordinator)
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为什么会出现这种情况?是什么原因造成的?而什么是amazon.msk.canary.group.broker-1消费群体呢?
小智 0
可能与代理上 Java\xe2\x80\x99s 垃圾\n收集的配置有关?我记得读到过,垃圾收集器的错误配置可能会导致代理暂停几秒钟并失去与 Zookeeper 的连接,从而导致翻转行为。您能否检查一下是否正在应用垃圾收集的任何自定义配置?(即通过KAFKA_JVM_PERFORMANCE_OPTS环境变量)
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