Redis一个异常的解决办法,异常描述:Could not get a resource from the pool
redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool at redis.clients.util.Pool.getResource(Pool.java:22) at com.derbysoft.jredis.longkeytest.BorrowObject.run(BorrowObject.java:22) at java.lang.Thread.run(Thread.java:662) Caused by: java.util.NoSuchElementException: Timeout waiting for idle object at org.apache.commons.pool.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:1134) at redis.clients.util.Pool.getResource(Pool.java:20) ... 2 more
1、产生原因:客户端去redis服务器拿连接(代码描述的是租用对象borrowObject)的时候,池中无可用连接,即池中所有连接被占用,且在等待时候设定的超时时间后还没拿到时,报出此异常。
2、解决办法:调整JedisPoolConfig中maxActive为适合自己系统的阀值。
<bean id="dataJedisPoolConfig" class="redis.clients.jedis.JedisPoolConfig"> <property name="maxActive" value="300"/> <property name="maxIdle" value="100"/> <property name="maxWait" value="10000"/> <property name="testOnBorrow" value="true"/> </bean>