服务器部分报错信息截图

2022-06-11 17:18:18,140 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:18,241 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:18,342 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:18,444 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:18,545 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:18,647 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:18,749 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:18,851 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:18,954 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

2022-06-11 17:18:19,055 (PollableSourceRunner-KafkaSource-r1) [WARN - org.apache.kafka.clients.NetworkClient$DefaultMetadataUpdater.handleCompletedMetadataResponse(NetworkClient.java:961)] [Consumer clientId=consumer-1, groupId=gmall] 1 partitions have leader brokers without a matching listener, including [topic_log-0]

报错原因：可能kafka服务集群中某个节点宕机了。

解决方法：重新启动kafka集群尝试一下。

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