• kafka 小案例【二】 --kafka 设置多个消费着集群


    这个配是我在http://www.cnblogs.com/zhangXingSheng/p/6646972.html 的基础上再添加的配置

    设置多个消息集群

    (1)复制两份配置文件

    > cp config/server.properties config/server-1.properties
    > cp config/server.properties config/server-2.properties

    (2)编辑配置文件

    server1.properties

    broker.id=1
    listeners=PLAINTEXT://:9093
    log.dir=/home/zhangxs/datainfo/developmentData/kafka/log/log1

    server2.propreties

    broker.id=2
    listeners=PLAINTEXT://:9094
    log.dir=/home/zhangxs/datainfo/developmentData/kafka/log/log2

    (3)启动这个两个消息服务

     bin/kafka-server-start.sh config/server-1.properties
     bin/kafka-server-start.sh config/server-2.properties

    (4)创建一个新的topic

    > bin/kafka-topics.sh --create --zookeeper  192.168.177.120:2181 --replication-factor 3 --partitions 1 --topic test2

    (5)启动2个消费者进程,来订阅这个topic test2

    > bin/kafka-console-consumer.sh --bootstrap-server 192.168.177.120:9092 --from-beginning --topic
     test2

    (6)输入消息

    linux

    (7)显示结果

    遇到的问题:

    (2)在我启动生产者集群的时候,抛出的异常

    kafka.common.InconsistentBrokerIdException: Configured broker.id 1 doesn't match
     stored broker.id 0 in meta.properties. If you moved your data, make sure your c
    onfigured broker.id matches. If you intend to create a new broker, you should re
    move all data in your data directories (log.dirs).
        at kafka.server.KafkaServer.getBrokerId(KafkaServer.scala:686)
        at kafka.server.KafkaServer.startup(KafkaServer.scala:194)
        at kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:
    39)
        at kafka.Kafka$.main(Kafka.scala:67)
        at kafka.Kafka.main(Kafka.scala)
    [2017-03-30 21:31:32,267] INFO shutting down (kafka.server.KafkaServer)
    [2017-03-30 21:31:32,269] INFO Terminate ZkClient event thread. (org.I0Itec.zkcl
    ient.ZkEventThread)
    [2017-03-30 21:31:32,389] INFO Session: 0x15b1f53fc120002 closed (org.apache.zoo
    keeper.ZooKeeper)
    [2017-03-30 21:31:32,392] INFO EventThread shut down for session: 0x15b1f53fc120
    002 (org.apache.zookeeper.ClientCnxn)
    [2017-03-30 21:31:32,393] INFO shut down completed (kafka.server.KafkaServer)
    [2017-03-30 21:31:32,394] FATAL Fatal error during KafkaServerStartable startup.
     Prepare to shutdown (kafka.server.KafkaServerStartable)
    kafka.common.InconsistentBrokerIdException: Configured broker.id 1 doesn't match stored broker.id 0 in meta.properties. If you moved your data, make s
    ure your configured broker.id matches. If you intend to create a new broker, you should remove all data in your data directories (log.dirs).
        at kafka.server.KafkaServer.getBrokerId(KafkaServer.scala:686)
        at kafka.server.KafkaServer.startup(KafkaServer.scala:194)
        at kafka.server.KafkaServerStartable.startup(KafkaServerStartable.scala:39)
        at kafka.Kafka$.main(Kafka.scala:67)
        at kafka.Kafka.main(Kafka.scala)
    因为server1.properties的broker.id=0,与server.properties配置的broker,id重复

    这个是因为server1.properties配置文件的上面已经配置broker.id=0,我没有把这段配置注释掉,导致我的配置没有生效,与server.properties配置的broker,id重复。

    (2)在我启动另一个生产者服务抛出异常

    kafka.common.KafkaException: Found directory /home/zhangxs/datainfo/developmentData/kafka/log/log1, 'log1' is not in the form of topic-partition
    If a directory does not contain Kafka topic data it should not exist in Kafka's log directory
        at kafka.log.Log$.exception$1(Log.scala:1131)
        at kafka.log.Log$.parseTopicPartitionName(Log.scala:1139)
        at kafka.log.LogManager$$anonfun$loadLogs$2$$anonfun$3$$anonfun$apply$10$$anonfun$apply$1.apply$mcV$sp(LogManager.scala:153)
        at kafka.utils.CoreUtils$$anon$1.run(CoreUtils.scala:57)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.run(FutureTask.java:266)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
    [2017-03-30 21:42:44,783] INFO [Kafka Server 2], shutting down (kafka.server.KafkaServer)
    [2017-03-30 21:42:44,788] INFO Terminate ZkClient event thread. (org.I0Itec.zkclient.ZkEventThread)
    [2017-03-30 21:42:44,820] INFO Session: 0x15b1f53fc120005 closed (org.apache.zookeeper.ZooKeeper)
    [2017-03-30 21:42:44,821] INFO EventThread shut down for session: 0x15b1f53fc120005 (org.apache.zookeeper.ClientCnxn)
    [2017-03-30 21:42:44,822] INFO [Kafka Server 2], shut down completed (kafka.server.KafkaServer)
    [2017-03-30 21:42:44,823] FATAL Fatal error during KafkaServerStartable startup. Prepare to shutdown (kafka.server.KafkaServerStartable)
    kafka.common.KafkaException: Found directory /home/zhangxs/datainfo/developmentData/kafka/log/log1, 'log1' is not in the form of topic-partition
    If a directory does not contain Kafka topic data it should not exist in Kafka's log directory
        at kafka.log.Log$.exception$1(Log.scala:1131)

    这个是我配置日志目录有问题,我原目录配置是[/home/zhangxs/datainfo/developmentData/kafka/log],他自动找到这个目录的下一级目录log1.   log1是我其他生产者消息的日志目录,所以才抛出这个错误

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  • 原文地址:https://www.cnblogs.com/zhangXingSheng/p/6649048.html
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