spring boot 连接集群报 org.springframework.data.redis.connection.PoolException: Returned connection io.lettuce.core.cluster.StatefulRedisClusterConnectionImpl@26300d0a was either previously

org.springframework.data.redis.connection.PoolException: Returned connection io.lettuce.core.cluster.StatefulRedisClusterConnectionImpl@26300d0a was either previously returned or does not belong to this connection provider
    at org.springframework.data.redis.connection.lettuce.LettucePoolingConnectionProvider.release(LettucePoolingConnectionProvider.java:170) ~[spring-data-redis-2.2.6.RELEASE.jar:2.2.6.RELEASE]
    at org.springframework.data.redis.connection.lettuce.LettuceClusterConnection$LettuceClusterNodeResourceProvider.destroy(LettuceClusterConnection.java:703) ~[spring-data-redis-2.2.6.RELEASE.jar:2.2.6.RELEASE]
    at org.springframework.data.redis.connection.ClusterCommandExecutor.destroy(ClusterCommandExecutor.java:361) ~[spring-data-redis-2.2.6.RELEASE.jar:2.2.6.RELEASE]
    at org.springframework.data.redis.connection.lettuce.LettuceConnectionFactory.destroy(LettuceConnectionFactory.java:321) ~[spring-data-redis-2.2.6.RELEASE.jar:2.2.6.RELEASE]
    at org.springframework.beans.factory.support.DisposableBeanAdapter.destroy(DisposableBeanAdapter.java:258) [spring-beans-5.2.5.RELEASE.jar:5.2.5.RELEASE]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroyBean(DefaultSingletonBeanRegistry.java:571) [spring-beans-5.2.5.RELEASE.jar:5.2.5.RELEASE]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingleton(DefaultSingletonBeanRegistry.java:543) [spring-beans-5.2.5.RELEASE.jar:5.2.5.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingleton(DefaultListableBeanFactory.java:1075) [spring-beans-5.2.5.RELEASE.jar:5.2.5.RELEASE]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.destroySingletons(DefaultSingletonBeanRegistry.java:504) [spring-beans-5.2.5.RELEASE.jar:5.2.5.RELEASE]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.destroySingletons(DefaultListableBeanFactory.java:1068) [spring-beans-5.2.5.RELEASE.jar:5.2.5.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.destroyBeans(AbstractApplicationContext.java:1060) [spring-context-5.2.5.RELEASE.jar:5.2.5.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext.doClose(AbstractApplicationContext.java:1029) [spring-context-5.2.5.RELEASE.jar:5.2.5.RELEASE]
    at org.springframework.context.support.AbstractApplicationContext$1.run(AbstractApplicationContext.java:948) [spring-context-5.2.5.RELEASE.jar:5.2.5.RELEASE]

这个异常是无法连接集群，但是你的redis集群都是开启的

这时候查看端口号 是没得问题的

 

这时候我们查看一下防火墙，怎么用centos7的防火墙的命令请去看我另外的一篇博客（https://www.cnblogs.com/zhunong/p/12668992.html）

firewall-cmd --list-ports

 

这时候是没开启6007这个端口的

现在开启吧，添加成功

 firewall-cmd --zone=public --add-port=6007/tcp --permanent

 

启动6007redis服务

 

现在操作时没报错误了