producer | [2021-02-11 18:16:12,231] WARN [Producer clientId=producer-1] Got error produce response with correlation id 15603 on topic-partition demo-topic-1-3, retrying (2147483646 attempts left). Error: NETWORK_EXCEPTION (org.apache.kafka.clients.producer.internals.Sender)
producer | [2021-02-11 18:16:12,232] WARN [Producer clientId=producer-1] Received invalid metadata error in produce request on partition demo-topic-1-3 due to org.apache.kafka.common.errors.NetworkException: The server disconnected before a response was received.. Going to request metadata update now (org.apache.kafka.clients.producer.internals.Sender)