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首页 > 软件编程 > java > Java连接redis报错timed out

Java连接redis报错timed out问题的解决办法

作者:坚持是一种态度

最近项目开发中用到了Redis,下面这篇文章主要给大家介绍了关于Java连接redis报错timed out问题的解决办法,文中通过代码介绍的非常详细,需要的朋友可以参考下

现象

报错一

2023-03-29 10:54:38.186 ERROR 9136 --- [ntainer#7-0-C-1] c.n.r.service.IntersectionQueryService   : Exception in getIntersectionById() with cause = 'redis.clients.jedis.exceptions.JedisConnectionException: java.net.SocketTimeoutException: Read timed out' and exception = 'java.net.SocketTimeoutException: Read timed out; nested exception is redis.clients.jedis.exceptions.JedisConnectionException: java.net.SocketTimeoutException: Read timed out'

org.springframework.data.redis.RedisConnectionFailureException: java.net.SocketTimeoutException: Read timed out; nested exception is redis.clients.jedis.exceptions.JedisConnectionException: java.net.SocketTimeoutException: Read timed out
	at org.springframework.data.redis.connection.jedis.JedisExceptionConverter.convert(JedisExceptionConverter.java:65)
	at org.springframework.data.redis.connection.jedis.JedisExceptionConverter.convert(JedisExceptionConverter.java:42)
	at org.springframework.data.redis.PassThroughExceptionTranslationStrategy.translate(PassThroughExceptionTranslationStrategy.java:44)
	at org.springframework.data.redis.FallbackExceptionTranslationStrategy.translate(FallbackExceptionTranslationStrategy.java:42)
	at org.springframework.data.redis.connection.jedis.JedisConnection.convertJedisAccessException(JedisConnection.java:187)
	at org.springframework.data.redis.connection.jedis.JedisConnection.doWithJedis(JedisConnection.java:802)
	at org.springframework.data.redis.connection.jedis.JedisConnection.doInvoke(JedisConnection.java:160)
	at org.springframework.data.redis.connection.jedis.JedisConnection.lambda$new$0(JedisConnection.java:69)
	at org.springframework.data.redis.connection.jedis.JedisInvoker$Synchronizer.invoke(JedisInvoker.java:1027)
	at org.springframework.data.redis.connection.jedis.JedisInvoker$DefaultSingleInvocationSpec.getOrElse(JedisInvoker.java:946)
	at org.springframework.data.redis.connection.jedis.JedisStringCommands.setEx(JedisStringCommands.java:176)
	at org.springframework.data.redis.connection.DefaultedRedisConnection.setEx(DefaultedRedisConnection.java:334)
	at org.springframework.data.redis.connection.DefaultStringRedisConnection.setEx(DefaultStringRedisConnection.java:1138)
	at org.springframework.data.redis.core.DefaultValueOperations$8.potentiallyUsePsetEx(DefaultValueOperations.java:337)
	at org.springframework.data.redis.core.DefaultValueOperations$8.doInRedis(DefaultValueOperations.java:330)
	at org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:223)
	at org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:190)
	at org.springframework.data.redis.core.AbstractOperations.execute(AbstractOperations.java:97)
	at org.springframework.data.redis.core.DefaultValueOperations.set(DefaultValueOperations.java:325)
	at com.newatc.radar.service.IntersectionQueryService.getAllIntersections(IntersectionQueryService.java:70)

报错二

2023-08-24 09:44:23.721 ERROR 92250 --- [ns-pool-evictor] redis.clients.jedis.JedisFactory         : Error while validating pooled Jedis object.

redis.clients.jedis.exceptions.JedisConnectionException: java.net.SocketTimeoutException: Read timed out
	at redis.clients.jedis.util.RedisInputStream.ensureFill(RedisInputStream.java:205)
	at redis.clients.jedis.util.RedisInputStream.readByte(RedisInputStream.java:43)
	at redis.clients.jedis.Protocol.process(Protocol.java:162)
	at redis.clients.jedis.Protocol.read(Protocol.java:227)
	at redis.clients.jedis.Connection.readProtocolWithCheckingBroken(Connection.java:352)
	at redis.clients.jedis.Connection.getStatusCodeReply(Connection.java:270)
	at redis.clients.jedis.BinaryJedis.ping(BinaryJedis.java:380)
	at redis.clients.jedis.JedisFactory.validateObject(JedisFactory.java:214)
	at org.apache.commons.pool2.impl.GenericObjectPool.evict(GenericObjectPool.java:745)
	at org.apache.commons.pool2.impl.BaseGenericObjectPool$Evictor.run(BaseGenericObjectPool.java:160)
	at org.apache.commons.pool2.impl.EvictionTimer$WeakRunner.run(EvictionTimer.java:113)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/java.net.SocketInputStream.socketRead0(Native Method)
	at java.base/java.net.SocketInputStream.socketRead(SocketInputStream.java:115)
	at java.base/java.net.SocketInputStream.read(SocketInputStream.java:168)
	at java.base/java.net.SocketInputStream.read(SocketInputStream.java:140)
	at java.base/java.net.SocketInputStream.read(SocketInputStream.java:126)
	at redis.clients.jedis.util.RedisInputStream.ensureFill(RedisInputStream.java:199)
	... 16 common frames omitted

2023-08-24 09:44:25.724 ERROR 92250 --- [ns-pool-evictor] redis.clients.jedis.JedisFactory         : Error while validating pooled Jedis object.

redis.clients.jedis.exceptions.JedisConnectionException: java.net.SocketTimeoutException: Read timed out
	at redis.clients.jedis.util.RedisInputStream.ensureFill(RedisInputStream.java:205)
	at redis.clients.jedis.util.RedisInputStream.readByte(RedisInputStream.java:43)
	at redis.clients.jedis.Protocol.process(Protocol.java:162)
	at redis.clients.jedis.Protocol.read(Protocol.java:227)
	at redis.clients.jedis.Connection.readProtocolWithCheckingBroken(Connection.java:352)
	at redis.clients.jedis.Connection.getStatusCodeReply(Connection.java:270)
	at redis.clients.jedis.BinaryJedis.ping(BinaryJedis.java:380)
	at redis.clients.jedis.JedisFactory.validateObject(JedisFactory.java:214)
	at org.apache.commons.pool2.impl.GenericObjectPool.evict(GenericObjectPool.java:745)
	at org.apache.commons.pool2.impl.BaseGenericObjectPool$Evictor.run(BaseGenericObjectPool.java:160)
	at org.apache.commons.pool2.impl.EvictionTimer$WeakRunner.run(EvictionTimer.java:113)
	at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
	at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)
	at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.net.SocketTimeoutException: Read timed out
	at java.base/java.net.SocketInputStream.socketRead0(Native Method)
	at java.base/java.net.SocketInputStream.socketRead(SocketInputStream.java:115)
	at java.base/java.net.SocketInputStream.read(SocketInputStream.java:168)
	at java.base/java.net.SocketInputStream.read(SocketInputStream.java:140)
	at java.base/java.net.SocketInputStream.read(SocketInputStream.java:126)
	at redis.clients.jedis.util.RedisInputStream.ensureFill(RedisInputStream.java:199)
	... 16 common frames omitted

解决

spring:
  redis:
    host: 192.168.1.50
    port: 6379
    password:
    database: 0
    jedis:
      pool:
        min-idle: 10
        max-idle: 400
        max-wait: 30000
        max-active: 200
spring:
  redis:
    host: 192.168.1.50
    port: 6379
    password:
    database: 0
    timeout: 30s # 读写超时
    connect-timeout: 60s #连接超时
    jedis:
      pool:
        min-idle: 8 # 最小空闲连接
        max-idle: 200 # 最大空闲连接
        max-wait: 30s # 连接池最大阻塞等待时间(使用负值表示没有限制)
        max-active: 256 # 连接池最大连接数(使用负值表示没有限制)

Jedis连接池

Jedis连接池是用于管理Jedis客户端连接的一种机制。Jedis是一个非常流行的Java Redis客户端,它允许Java开发人员与Redis服务器进行交互。

Jedis连接池的目的是为了提高应用程序与Redis服务器之间的性能和可扩展性。通过连接池,应用程序可以重复利用现有的连接而不是创建新的连接,从而减少连接的创建和销毁的开销。

Jedis连接池的实现中有几个主要的组件:

连接池的工作原理如下:

使用Jedis连接池可以提高应用程序与Redis服务器之间的性能和资源利用率。通过合理配置连接池的参数,可以控制连接数、连接超时时间、最大空闲连接数等,以适应不同规模的应用程序需求。同时,连接池还可以提供连接的可用性检查、自动重连、连接汇报等功能,提高应用的可靠性和稳定性。

总结

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