Apache kafka 为什么我的消费者每次都要阅读来自该主题的所有消息,即使auto.offset.reset=最大?
我已经在topic1上向卡夫卡发送了5条消息,并成功地使用了它们。当我发送第6条消息并尝试消费时,我再次收到所有6条消息,而不是最新的(第6条)消息 请注意,我运行的是consumer命令行,而不是数据库连接器(访问模块)。连接器的配置属性auto.offset.reset设置为“最大”。(请参阅下面日志中的所有配置属性) 另请参见下面的OffsetChecker输出:Apache kafka 为什么我的消费者每次都要阅读来自该主题的所有消息,即使auto.offset.reset=最大?,apache-kafka,offset,kafka-consumer-api,Apache Kafka,Offset,Kafka Consumer Api,我已经在topic1上向卡夫卡发送了5条消息,并成功地使用了它们。当我发送第6条消息并尝试消费时,我再次收到所有6条消息,而不是最新的(第6条)消息 请注意,我运行的是consumer命令行,而不是数据库连接器(访问模块)。连接器的配置属性auto.offset.reset设置为“最大”。(请参阅下面日志中的所有配置属性) 另请参见下面的OffsetChecker输出: bin/kafka-run-class.sh kafka.tools.ConsumerOffsetChecker \
bin/kafka-run-class.sh kafka.tools.ConsumerOffsetChecker \
--group testjob --zookeeper localhost:2181 --topic topic1
[2017-07-06 21:57:46,707] WARN WARNING: ConsumerOffsetChecker is deprecated and will be dropped in releases following 0.9.0. Use ConsumerGroupCommand instead. (kafka.tools.ConsumerOffsetChecker$)
Exiting due to: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode for /consumers/testjob/offsets/topic1/0.
有人能告诉我问题出在哪里吗
以下是显示配置属性的日志:
***Global config Properties***
* client.id = rdkafka
* message.max.bytes = 1200
* receive.message.max.bytes = 100000000
* metadata.request.timeout.ms = 60000
* topic.metadata.refresh.interval.ms = 600000
* topic.metadata.refresh.fast.cnt = 10
* topic.metadata.refresh.fast.interval.ms = 250
* topic.metadata.refresh.sparse = false
* socket.timeout.ms = 60000
* socket.send.buffer.bytes = 0
* socket.receive.buffer.bytes = 0
* socket.keepalive.enable = false
* socket.max.fails = 3
* broker.address.ttl = 300000
* broker.address.family = any
* statistics.interval.ms = 0
* log_cb = 0x7fecb80c6dd0
* log_level = 6
* socket_cb = 0x7fecb80cd2f0
* open_cb = 0x7fecb80ddd30
* opaque = 0x2641280
* internal.termination.signal = 0
* queued.min.messages = 100000
* queued.max.messages.kbytes = 1000000
* fetch.wait.max.ms = 100
* fetch.message.max.bytes = 1049776
* fetch.min.bytes = 1
* fetch.error.backoff.ms = 500
* group.id = testjob
* queue.buffering.max.messages = 100000
* queue.buffering.max.ms = 1000
* message.send.max.retries = 2
* retry.backoff.ms = 100
* compression.codec = none
* batch.num.messages = 1000
* delivery.report.only.error = false
* request.required.acks = 1
* enforce.isr.cnt = 0
* request.timeout.ms = 5000
* message.timeout.ms = 300000
* produce.offset.report = false
* auto.commit.enable = true
* auto.commit.interval.ms = 60000
* auto.offset.reset = largest <<<<--------
* offset.store.path = .
* offset.store.sync.interval.ms = 0
* offset.store.method = file
* consume.callback.max.messages = 0
***全局配置属性***
*client.id=rdkafka
*message.max.bytes=1200
*receive.message.max.bytes=100000000
*metadata.request.timeout.ms=60000
*topic.metadata.refresh.interval.ms=600000
*topic.metadata.refresh.fast.cnt=10
*topic.metadata.refresh.fast.interval.ms=250
*topic.metadata.refresh.sparse=false
*socket.timeout.ms=60000
*socket.send.buffer.bytes=0
*socket.receive.buffer.bytes=0
*socket.keepalive.enable=false
*socket.max.fails=3
*broker.address.ttl=300000
*broker.address.family=any
*statistics.interval.ms=0
*log_cb=0x7fecb80c6dd0
*日志级别=6
*插座cb=0x7fecb80cd2f0
*开路断路器=0x7fecb80ddd30
*不透明=0x2641280
*内部.termination.signal=0
*queued.min.messages=100000
*queued.max.messages.kbytes=1000000
*fetch.wait.max.ms=100
*fetch.message.max.bytes=1049776
*fetch.min.bytes=1
*fetch.error.backoff.ms=500
*group.id=testjob
*queue.buffering.max.messages=100000
*queue.buffering.max.ms=1000
*message.send.max.retries=2
*retry.backoff.ms=100
*compression.codec=none
*batch.num.messages=1000
*delivery.report.only.error=false
*request.required.acks=1
*强制执行.isr.cnt=0
*request.timeout.ms=5000
*message.timeout.ms=300000
*product.offset.report=false
*auto.commit.enable=true
*auto.commit.interval.ms=60000
*auto.offset.reset=最大添加此属性
AUTO_OFFSET_RESET_CONFIG=“Earlime”它将起作用您是如何运行消费者的?一个完整的命令行可能有助于诊断出哪里出了问题。在不了解消费者的情况下,人们只能猜测。也许您的消费者运行不到60秒(auto.commit.interval),并被终止,而不是正常关闭。关于zookeeper上缺少的节点:可能是您正在运行一个“新使用者”,它不向ZK提交偏移量。或者您不需要写入ZK的根路径(我建议这样做)。检查代理配置(zookeeper.connect)。这可能类似于:“localhost:2181/kafka”-在这种情况下,在运行偏移检查器时,必须将路径添加到ZK连接字符串中。