一.异常出现的场景 Spring Cloud内部两个服务A和B,A调用B时,抛出该异常.提示连接拒绝 public class feign.RetryableException feign.RetryableException: Connection refused (Connection refused) executing POST http://common-wx/wx/auth/client/token/v1 at feign.FeignException.errorExecuting(…
原因是zookeeper没有启动 Internal Server Error org.apache.thrift7.transport.TTransportException: java.net.ConnectException: Connection refused (Connection refused) at org.apache.thrift7.transport.TSocket.open(TSocket.java:) at org.apache.thrift7.transport.TF…
引导:适用于各种注册服务,zookeeper和被注册的服务器不在同一ip上,产生的注册了127.0.0.1本地ip地址 在使用solr集群操作的时候,报了如下的错误 org.apache.solr.client.solrj.SolrServerException: No live SolrServers available to handle this request:[http://127.0.0.1:9090/solr/ego, http://127.0.0.1:6060/solr/ego,…
Issue: When you execute systemctl command in docker container, you may receive following error. Error: Failed to get D-Bus connection: No connection to service Solution: docker run --privileged -ti centos:centos7 /usr/sbin/init…
不多说,直接上干货! 问题详情 解决办法 Copy/Paste oozie.services property tag set from oozie-default.xml to oozie-site.xml. Remove org.apache.oozie.service.KerberosHadoopAccessorService. https://stackoverflow.com/questions/44839025/oozie-connection-exception-has-occur…
当需要使用服务间的互相调用的时候,通常来说最优雅的方式莫过于Feign调用了.但是有时候特殊原因还是需要使用httpClient之类的工具. 本次我在使用RestTemplate调用本地服务的时候,会出现如下错误: Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed; nested exception is org.…
出现listener refused the connection with the ORA-12505错误,解决方案: 1.首先重启一下电脑,释放被占用的1521端口 2.重启后打开Oracle Develpoer 3.然后运行cmd,打开命令提示符,输入命令lsnrctl先运行stop,然后再start 4.打开资源管理器,运行C:\oraclexe\app\oracle\product\10.2.0\server\BIN\tnslsnr.exe HKEY_LOCAL_MACHINE\SYS…
一,问题描述 Ganglia的各个组件安装情况(不是我装的,只知道这些信息): 集群一共有4台机器,分别是192.168.121.34-37.Gmetad.Gweb和httpd 安装在 192.168.121.34 上:Gmond安装在34,35,36,37机器上. 访问Ganglia-web主页:http://192.168.121.34/ganglia-web/ 出现如下错误: There was an error collecting ganglia data (127.0.0.1:865…