org.apache.rocketmq.remoting.exception.RemotingConnectException: connect to <172.17.0.1:10909> failed at org.apache.rocketmq.remoting.netty.NettyRemotingClient.invokeSync(NettyRemotingClient.java:357) at org.apache.rocketmq.client.impl.MQClientAPIImpl.sendMessageSync(MQClientAPIImpl.java:343) at org.apache.rocketmq.client.impl.MQClientAPIImpl.sendMessage(MQClientAPIImpl.java:327) at org.apache.rocketmq.client.impl.MQClientAPIImpl.sendMessage(MQClientAPIImpl.java:290) at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.sendKernelImpl(DefaultMQProducerImpl.java:688) at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.sendSelectImpl(DefaultMQProducerImpl.java:901) at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.send(DefaultMQProducerImpl.java:878) at org.apache.rocketmq.client.impl.producer.DefaultMQProducerImpl.send(DefaultMQProducerImpl.java:873) at org.apache.rocketmq.client.producer.DefaultMQProducer.send(DefaultMQProducer.java:369) at com.emrubik.uc.mdm.sync.utils.MdmInit.sendMessage(MdmInit.java:62) at com.emrubik.uc.mdm.sync.utils.MdmInit.main(MdmInit.java:2149)