Tomcat memory leak 메모리 이상

The web application [] registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped.

 To prevent a memory leak, the JDBC Driver has been forcibly unregistered.

 

org.springframework.amqp.AmqpConnectException: java.net.ConnectException: Connection refused (Connection refused)
    at org.springframework.amqp.rabbit.support.RabbitExceptionTranslator.convertRabbitAccessException(RabbitExceptionTranslator.java:62) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.connection.AbstractConnectionFactory.createBareConnection(AbstractConnectionFactory.java:484) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.connection.CachingConnectionFactory.createConnection(CachingConnectionFactory.java:628) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.connection.ConnectionFactoryUtils.createConnection(ConnectionFactoryUtils.java:240) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.core.RabbitTemplate.doExecute(RabbitTemplate.java:1816) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.core.RabbitTemplate.execute(RabbitTemplate.java:1790) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.core.RabbitTemplate.execute(RabbitTemplate.java:1771) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.core.RabbitAdmin.getQueueProperties(RabbitAdmin.java:345) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.listener.AbstractMessageListenerContainer.redeclareElementsIfNecessary(AbstractMessageListenerContainer.java:1604) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at org.springframework.amqp.rabbit.listener.SimpleMessageListenerContainer$AsyncMessageProcessingConsumer.run(SimpleMessageListenerContainer.java:995) [spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    at java.lang.Thread.run(Thread.java:748) [na:1.8.0_161]
Caused by: java.net.ConnectException: Connection refused (Connection refused)
    at java.net.PlainSocketImpl.socketConnect(Native Method) ~[na:1.8.0_161]
    at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) ~[na:1.8.0_161]
    at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) ~[na:1.8.0_161]
    at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) ~[na:1.8.0_161]
    at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) ~[na:1.8.0_161]
    at java.net.Socket.connect(Socket.java:589) ~[na:1.8.0_161]
    at com.rabbitmq.client.impl.SocketFrameHandlerFactory.create(SocketFrameHandlerFactory.java:60) ~[amqp-client-5.4.1.jar:5.4.1]
    at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:1102) ~[amqp-client-5.4.1.jar:5.4.1]
    at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:1054) ~[amqp-client-5.4.1.jar:5.4.1]
    at com.rabbitmq.client.ConnectionFactory.newConnection(ConnectionFactory.java:1218) ~[amqp-client-5.4.1.jar:5.4.1]
    at org.springframework.amqp.rabbit.connection.AbstractConnectionFactory.createBareConnection(AbstractConnectionFactory.java:466) ~[spring-rabbit-2.0.6.RELEASE.jar:2.0.6.RELEASE]
    ... 9 common frames omitted

 
프로젝트 실행 중 위 와 같은 오류 가 자주 발생 하고 시간 당 rabbitmq 연결 중단 이상 이 발생 할 수 있 습 니 다. 이 이상 을 해결 하기 위해 tomcat conf 에서 server. xml 을 수정 하여 JreMemory Leak Prevention Listener 를 찾 아 이 속성 을 추가 합 니 다.  gcDaemonProtection="false"
 
 
다음으로 전송:https://www.cnblogs.com/OneDirection/articles/9911887.html