关键指标包括
confluent_kafka_server_received_bytes
confluent_kafka_server_sent_bytes
confluent_kafka_server_received_records
confluent_kafka_server_sent_records
confluent_kafka_server_retained_bytes
confluent_kafka_server_request_count
confluent_kafka_server_active_connection_count
confluent_kafka_server_partition_count
confluent_kafka_server_successful_authentication_count
confluent_kafka_connect_received_bytes
confluent_kafka_connect_sent_bytes
confluent_kafka_connect_received_records
confluent_kafka_connect_sent_records
confluent_kafka_connect_dead_letter_queue_records
confluent_kafka_ksql_streaming_unit_count
confluent_kafka_schema_registry_schema_count