spring.kafka.consumer.fetch-max-wait 是Spring Kafka 中用于配置 Kafka 消费者在拉取数据时,如果当前没有足够的数据可供消费,消费者等待数据的最长时间(以毫秒为单位)。 2. 阐述 spring.kafka.consumer.fetch-max-wait 的作用 这个参数的主要作用是控制消费者在拉取数据时的行为。当 Kafka 中当前没有足够的数据...
说明:这两个参数分别指定了 TCP socket 接收和发送数据包的缓冲区大小。如果它们被设为 -1,就使用...
实现即时通讯常见的有四种方式,分别是:轮询、长轮询(comet)、长连接(SSE)、WebSocket。
New issue Jump to bottom Closed gennevawangopened this issueJul 26, 2019· 2 comments Closed Long polling with FETCH_MAX_WAIT_MS_CONFIG get Error sending fetch request (sessionId=INVALID, epoch=INITIAL) to node 0: org.apache.kafka.common.errors.DisconnectException#1180 ...
https://github.com/confluentinc/confluent-kafka-dotnet/issues/142fetch.max.wait.ms这将确保每当创建...
FetchResponse fetchResponse = null; SimpleConsumer simpleConsumer = null; 代码示例来源:origin: apache/incubator-druid .clientId(clientId) .addFetch(topic, partitionId, offset, FETCH_SIZE) .maxWait(timeoutMs) .minBytes(1) .build(); 代码示例来源:origin: HomeAdvisor/Kafdrop .maxWait(5000) // to...
Description If you set fetch.wait.max.ms to a large value, then HeartbeatRequest messages timeout if there is no data arriving in the topic. How to reproduce ./rdkafka_consumer_example -b some_broker some_topic -X fetch.wait.max.ms=30000...