描述:最近作一个预警的功能,使用到ActiveMQ消息订阅功能,可是问题来了,页面上有四个Topic订阅消息就接收不到消息,接收一个topic消息就没问题。排查问题后,程序是没问题的,问题应该出如今ActiveMQ配置文件设置那块。直接找到activemq.xml,如图:apache
源代码:spa
<broker xmlns="http://activemq.apache.org/schema/core" brokerName="localhost" persistent ="true" dataDirectory="${activemq.data}" useShutdownHook="false">xml
<policyEntry topic=">" producerFlowControl="false" memoryLimit="10mb">
<dispatchPolicy>
<strictOrderDispatchPolicy/>
</dispatchPolicy>
<subscriptionRecoveryPolicy>
<lastImageSubscriptionRecoveryPolicy/>
</subscriptionRecoveryPolicy>
</policyEntry>blog
最后重启activemq,完美解决问题。ip