HTTP Status 500 - Cannot get Jedis connection; nested exception is redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool
type Exception report message Cannot get Jedis connection; nested exception is redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool description The server encountered an internal error that prevented it from fulfilling this request. exception org.springframework.data.redis.RedisConnectionFailureException: Cannot get Jedis connection; nested exception is redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool org.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:97) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:143) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:41) org.springframework.data.redis.core.RedisConnectionUtils.doGetConnection(RedisConnectionUtils.java:128) org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:91) org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:78) org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:177) org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:152) org.springframework.data.redis.core.AbstractOperations.execute(AbstractOperations.java:84) org.springframework.data.redis.core.DefaultValueOperations.get(DefaultValueOperations.java:43) org.springframework.data.redis.core.DefaultBoundValueOperations.get(DefaultBoundValueOperations.java:41) com.auth.provider.impl.DefaultRememberMeProvider.findRememberMeById(DefaultRememberMeProvider.java:47) com.auth.AbstractSessionManager.getRememberMe(AbstractSessionManager.java:254) com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:84) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343) org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) root cause redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool redis.clients.util.Pool.getResource(Pool.java:42) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:90) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:143) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:41) org.springframework.data.redis.core.RedisConnectionUtils.doGetConnection(RedisConnectionUtils.java:128) org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:91) org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:78) org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:177) org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:152) org.springframework.data.redis.core.AbstractOperations.execute(AbstractOperations.java:84) org.springframework.data.redis.core.DefaultValueOperations.get(DefaultValueOperations.java:43) org.springframework.data.redis.core.DefaultBoundValueOperations.get(DefaultBoundValueOperations.java:41) com.auth.provider.impl.DefaultRememberMeProvider.findRememberMeById(DefaultRememberMeProvider.java:47) com.auth.AbstractSessionManager.getRememberMe(AbstractSessionManager.java:254) com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:84) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343) org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) root cause redis.clients.jedis.exceptions.JedisConnectionException: java.net.ConnectException: Connection refused: connect redis.clients.jedis.Connection.connect(Connection.java:142) redis.clients.jedis.BinaryClient.connect(BinaryClient.java:75) redis.clients.jedis.BinaryJedis.connect(BinaryJedis.java:1724) redis.clients.jedis.JedisFactory.makeObject(JedisFactory.java:65) org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:836) org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:434) org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:361) redis.clients.util.Pool.getResource(Pool.java:40) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:90) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:143) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:41) org.springframework.data.redis.core.RedisConnectionUtils.doGetConnection(RedisConnectionUtils.java:128) org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:91) org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:78) org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:177) org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:152) org.springframework.data.redis.core.AbstractOperations.execute(AbstractOperations.java:84) org.springframework.data.redis.core.DefaultValueOperations.get(DefaultValueOperations.java:43) org.springframework.data.redis.core.DefaultBoundValueOperations.get(DefaultBoundValueOperations.java:41) com.auth.provider.impl.DefaultRememberMeProvider.findRememberMeById(DefaultRememberMeProvider.java:47) com.auth.AbstractSessionManager.getRememberMe(AbstractSessionManager.java:254) com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:84) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343) org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) root cause java.net.ConnectException: Connection refused: connect java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) java.net.DualStackPlainSocketImpl.socketConnect(Unknown Source) java.net.AbstractPlainSocketImpl.doConnect(Unknown Source) java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source) java.net.AbstractPlainSocketImpl.connect(Unknown Source) java.net.PlainSocketImpl.connect(Unknown Source) java.net.SocksSocketImpl.connect(Unknown Source) java.net.Socket.connect(Unknown Source) redis.clients.jedis.Connection.connect(Connection.java:137) redis.clients.jedis.BinaryClient.connect(BinaryClient.java:75) redis.clients.jedis.BinaryJedis.connect(BinaryJedis.java:1724) redis.clients.jedis.JedisFactory.makeObject(JedisFactory.java:65) org.apache.commons.pool2.impl.GenericObjectPool.create(GenericObjectPool.java:836) org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:434) org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:361) redis.clients.util.Pool.getResource(Pool.java:40) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:90) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:143) org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:41) org.springframework.data.redis.core.RedisConnectionUtils.doGetConnection(RedisConnectionUtils.java:128) org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:91) org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:78) org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:177) org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:152) org.springframework.data.redis.core.AbstractOperations.execute(AbstractOperations.java:84) org.springframework.data.redis.core.DefaultValueOperations.get(DefaultValueOperations.java:43) org.springframework.data.redis.core.DefaultBoundValueOperations.get(DefaultBoundValueOperations.java:41) com.auth.provider.impl.DefaultRememberMeProvider.findRememberMeById(DefaultRememberMeProvider.java:47) com.auth.AbstractSessionManager.getRememberMe(AbstractSessionManager.java:254) com.auth.filter.AuthenticationFilter.doFilterInternal(AuthenticationFilter.java:84) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:343) org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:260) org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88) org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:106) note The full stack trace of the root cause is available in the Apache Tomcat/7.0.54 logs. Apache Tomcat/7.0.54
产生此错误的原因通常是Redis没有启动，或者是由于防火墙等原因无法连接到Redis;
