有关java.net.BindException: Address already in use: JVM

本文链接：https://blog.youkuaiyun.com/YiLuoFc/article/details/102685756

本文详细记录了在服务器上维护老项目时遇到的Tomcat端口被占用问题及解决方案。通过检查8805端口被占用情况，使用netstat和tasklist命令定位占用进程，最后使用taskkill命令强制结束进程，成功解决端口冲突。

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今天在维护一个服务器上老项目的时候碰到了这个问题，错误信息如下

22-Oct-2019 11:30:55.155 信息 [main] org.apache.catalina.startup.Catalina.start Server startup in 2640 ms
22-Oct-2019 11:30:55.167 严重 [main] org.apache.catalina.core.StandardServer.await StandardServer.await: create[localhost:8805]: 
 java.net.BindException: Address already in use: JVM_Bind
	at java.net.DualStackPlainSocketImpl.bind0(Native Method)
	at java.net.DualStackPlainSocketImpl.socketBind(DualStackPlainSocketImpl.java:106)
	at java.net.AbstractPlainSocketImpl.bind(AbstractPlainSocketImpl.java:387)
	at java.net.PlainSocketImpl.bind(PlainSocketImpl.java:190)
	at java.net.ServerSocket.bind(ServerSocket.java:375)
	at java.net.ServerSocket.<init>(ServerSocket.java:237)
	at org.apache.catalina.core.StandardServer.await(StandardServer.java:438)
	at org.apache.catalina.startup.Catalina.await(Catalina.java:729)
	at org.apache.catalina.startup.Catalina.start(Catalina.java:675)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:349)
	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:483)