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  • RocketMq常见问题记录

    1.org.apache.rocketmq.client.exception.MQClientException: No route info of this topic, MyTopic

    报错信信息如下:

    Exception in thread "main" org.apache.rocketmq.client.exception.MQClientException: No route info of this topic, MyTopic
    See http://rocketmq.apache.org/docs/faq/ for further details.
    	at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.sendDefaultImpl(DefaultMQProducerImpl.java:610)
    	at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.sendOneway(DefaultMQProducerImpl.java:881)
    	at org.apache.rocketmq.client.producer.DefaultMQProducer.sendOneway(DefaultMQProducer.java:285)
    

    解决方案参考

    • 主要原因可能

      • Broker禁止自动创建Topic,且用户没有通过手工方式创建Topic

        • 解决方案:,启动顺序要先启动nameserver,再启动broker,启动broker时加上autoCreateTopicEnable=true
      • Broker没有正确连接到Name Server

        • 查看broker日志:出现以下日志连接成功

          2018-02-28 16:21:35 INFO BrokerControllerScheduledThread1 - register broker to name server 192.168.192.129:9876 OK
          2018-02-28 16:22:05 INFO BrokerControllerScheduledThread1 - register broker to name server 192.168.192.129:9876 OK
          
      • Producer没有正确连接到Name Server

        • 在bin目录下执行命令sh mqadmin clusterList -n localhost:9876 如果看到以下日志表示成功

          #Cluster Name     #Broker Name            #BID  #Addr                  #Version                #InTPS(LOAD)       #OutTPS(LOAD) #PCWait(ms) #Hour #SPACE
          DefaultCluster    DEFAULT_BROKER          0     192.168.192.129:10911  V4_2_0_SNAPSHOT          0.00(0,0ms)         0.00(0,0ms)          0 422168.55 -1.0000
          
      • 防火墙没有关闭

        • 解决方法:执行 shell systemctl stop firewalld.service
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  • 原文地址:https://www.cnblogs.com/steven158/p/14874595.html
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