kafka-2节点在集群扩容的时候宕机,导致所有的topic的AR,ISR列表中都没有kafka-2,也就是说kafka-2一直是零负载的节点,但这件事情一直都没有发现
While recording the replica LEO, the partition ... hasn't been created.
(这些topic一定都是存在的)UnknownTopicOrPartitionException: This server does not host this topic-partition.
UnknownTopicOrPartitionException: This server does not host this topic-partition.
,因为kafka-2不存在于任何AR,ISR中,误以为是kafka-2的问题,重启kafka-2节点。问题解决