---
layout: post
title: redis 11：redis 错误集合
category: 技术
tags:  Redis
keywords: 
description: 不定期更新
---

{:toc}


### 1. Jedis客户端调用时报错（1）

错误堆栈：

```
严重: Servlet.service() for servlet [springMVC] in context with path [/brief-service] threw exception [Request processing failed; nested exception is org.springframework.data.redis.RedisConnectionFailureException: Cannot get Jedis connection; nested exception is redis.clients.jedis.exceptions.JedisException: Could not get a resource from the pool] with root cause
java.util.NoSuchElementException: Unable to validate object
	at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:506)
	at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:363)
	at redis.clients.util.Pool.getResource(Pool.java:49)
	at redis.clients.jedis.JedisPool.getResource(JedisPool.java:99)
	at redis.clients.jedis.JedisPool.getResource(JedisPool.java:12)
	at org.springframework.data.redis.connection.jedis.JedisConnectionFactory.fetchJedisConnector(JedisConnectionFactory.java:191)
	at org.springframework.data.redis.connection.jedis.JedisConnectionFactory.getConnection(JedisConnectionFactory.java:345)
	at org.springframework.data.redis.core.RedisConnectionUtils.doGetConnection(RedisConnectionUtils.java:128)
	at org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:91)
	at org.springframework.data.redis.core.RedisConnectionUtils.getConnection(RedisConnectionUtils.java:78)
	at org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:178)
	at org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:153)
	at org.springframework.data.redis.core.AbstractOperations.execute(AbstractOperations.java:88)
	at org.springframework.data.redis.core.DefaultValueOperations.set(DefaultValueOperations.java:169)
	at cn.jingzz.brief.service.impl.RedisServiceImpl.set(RedisServiceImpl.java:28)
	at cn.jingzz.brief.controller.RedisController.setRedis(RedisController.java:36)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
```

错误原因：

	redis启动但未关闭保护模式
	
	
解决方案：

	关闭保护模式，即设置`protected-mode no`,重启redis服务