Caused by: io.lettuce.core.RedisCommandTimeoutException: Command timed out after 10 second(s)

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Caused by: io.lettuce.core.RedisCommandTimeoutException: Command timed out after 10 second(s)
        at io.lettuce.core.ExceptionFactory.createTimeoutException(ExceptionFactory.java:51)
        at io.lettuce.core.LettuceFutures.awaitOrCancel(LettuceFutures.java:114)
        at io.lettuce.core.FutureSyncInvocationHandler.handleInvocation(FutureSyncInvocationHandler.java:69)
        at io.lettuce.core.internal.AbstractInvocationHandler.invoke(AbstractInvocationHandler.java:80)
        at com.sun.proxy.$Proxy110.rpop(Unknown Source)
        at org.springframework.data.redis.connection.lettuce.LettuceListCommands.rPop(LettuceListCommands.java:353)
        ... 13 more
org.springframework.dao.QueryTimeoutException: Redis command timed out; nested exception is io.lettuce.core.RedisCommandTimeoutException: Command timed out after 10 second(s)
        at org.springframework.data.redis.connection.lettuce.LettuceExceptionConverter.convert(LettuceExceptionConverter.java:70)
        at org.springframework.data.redis.connection.lettuce.LettuceExceptionConverter.convert(LettuceExceptionConverter.java:41)
        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.lettuce.LettuceConnection.convertLettuceAccessException(LettuceConnection.java:270)
        at org.springframework.data.redis.connection.lettuce.LettuceListCommands.convertLettuceAccessException(LettuceListCommands.java:490)
        at org.springframework.data.redis.connection.lettuce.LettuceListCommands.rPop(LettuceListCommands.java:355)
        at org.springframework.data.redis.connection.DefaultedRedisConnection.rPop(DefaultedRedisConnection.java:643)
        at org.springframework.data.redis.core.DefaultListOperations$4.inRedis(DefaultListOperations.java:197)
        at org.springframework.data.redis.core.AbstractOperations$ValueDeserializingRedisCallback.doInRedis(AbstractOperations.java:60)
        at org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:228)
        at org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:188)
        at org.springframework.data.redis.core.AbstractOperations.execute(AbstractOperations.java:96)
        at org.springframework.data.redis.core.DefaultListOperations.rightPop(DefaultListOperations.java:193)
        at com.ncs.deep.forgery.reptile.untils.RedisUtil.lrightGetRemove(RedisUtil.java:510)
        at com.ncs.deep.forgery.reptile.jsoup.WebSiteJsoupThread.action(WebSiteJsoupThread.java:53)
        at com.ncs.deep.forgery.reptile.threadabstract.RunnableFactory.run(RunnableFactory.java:15)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: io.lettuce.core.RedisCommandTimeoutException: Command timed out after 10 second(s)
        at io.lettuce.core.ExceptionFactory.createTimeoutException(ExceptionFactory.java:51)
        at io.lettuce.core.LettuceFutures.awaitOrCancel(LettuceFutures.java:114)
        at io.lettuce.core.FutureSyncInvocationHandler.handleInvocation(FutureSyncInvocationHandler.java:69)
        at io.lettuce.core.internal.AbstractInvocationHandler.invoke(AbstractInvocationHandler.java:80)
        at com.sun.proxy.$Proxy110.rpop(Unknown Source)
        at org.springframework.data.redis.connection.lettuce.LettuceListCommands.rPop(LettuceListCommands.java:353)
        ... 13 more
org.springframework.dao.QueryTimeoutException: Redis command timed out; nested exception is io.lettuce.core.RedisCommandTimeoutException: Command timed out after 10 second(s)
        at org.springframework.data.redis.connection.lettuce.LettuceExceptionConverter.convert(LettuceExceptionConverter.java:70)
        at org.springframework.data.redis.connection.lettuce.LettuceExceptionConverter.convert(LettuceExceptionConverter.java:41)
        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.lettuce.LettuceConnection.convertLettuceAccessException(LettuceConnection.java:270)
        at org.springframework.data.redis.connection.lettuce.LettuceListCommands.convertLettuceAccessException(LettuceListCommands.java:490)
        at org.springframework.data.redis.connection.lettuce.LettuceListCommands.rPop(LettuceListCommands.java:355)
        at org.springframework.data.redis.connection.DefaultedRedisConnection.rPop(DefaultedRedisConnection.java:643)
        at org.springframework.data.redis.core.DefaultListOperations$4.inRedis(DefaultListOperations.java:197)
        at org.springframework.data.redis.core.AbstractOperations$ValueDeserializingRedisCallback.doInRedis(AbstractOperations.java:60)
        at org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:228)
        at org.springframework.data.redis.core.RedisTemplate.execute(RedisTemplate.java:188)
        at org.springframework.data.redis.core.AbstractOperations.execute(AbstractOperations.java:96)
        at org.springframework.data.redis.core.DefaultListOperations.rightPop(DefaultListOperations.java:193)
        at com.ncs.deep.forgery.reptile.untils.RedisUtil.lrightGetRemove(RedisUtil.java:510)
        at com.ncs.deep.forgery.reptile.jsoup.WebSiteJsoupThread.action(WebSiteJsoupThread.java:53)
        at com.ncs.deep.forgery.reptile.threadabstract.RunnableFactory.run(RunnableFactory.java:15)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)
Caused by: io.lettuce.core.RedisCommandTimeoutException: Command timed out after 10 second(s)
        at io.lettuce.core.ExceptionFactory.createTimeoutException(ExceptionFactory.java:51)
        at io.lettuce.core.LettuceFutures.awaitOrCancel(LettuceFutures.java:114)
        at io.lettuce.core.FutureSyncInvocationHandler.handleInvocation(FutureSyncInvocationHandler.java:69)
        at io.lettuce.core.internal.AbstractInvocationHandler.invoke(AbstractInvocationHandler.java:80)
        at com.sun.proxy.$Proxy110.rpop(Unknown Source)
        at org.springframework.data.redis.connection.lettuce.LettuceListCommands.rPop(LettuceListCommands.java:353)
        ... 13 more

线上Redis突然间出现此问题

 

spring boot2.x版本默认redis连接池为lettuce,而以前的jedis是没有此问题的,

 所以将lettuce换成jredis,因为通过用Wireshark发现jredis默认是发心跳包的,而lettuce是不发心跳包的,所以能保持连接状态,更改如下

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<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-data-redis</artifactId>
    <exclusions>
        <exclusion>
            <groupId>redis.clients</groupId>
            <artifactId>jedis</artifactId>
        </exclusion>
        <exclusion>
            <artifactId>lettuce-core</artifactId>
            <groupId>io.lettuce</groupId>
        </exclusion>
    </exclusions>
</dependency>
<!-- jedis客户端 -->
<dependency>
    <groupId>redis.clients</groupId>
    <artifactId>jedis</artifactId>
</dependency>
<!-- spring2.X集成redis所需common-pool2,使用jedis必须依赖它-->
<dependency>
    <groupId>org.apache.commons</groupId>
    <artifactId>commons-pool2</artifactId>
</dependency>同事

同时yml文件也要进行修改

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spring:
  redis:
    port: 6379
    host: 127.0.0.1
    jedis:
      pool:
        max-active: 8 #连接池的最大数据库连接数。设为0表示无限制
        max-wait: -1 #最大建立连接等待时间。如果超过此时间将接到异常。设为-1表示无限制。
        max-idle: 8 #最大空闲数
        min-idle: 0
    #redis 连接超时时间ms
    timeout: 10000
    database: 0
    password:

  

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