netstat用于显示各种网络相关的信息,如网络连接,路由表接口状态(interface statistics), masquerade连接,多播成员(Multicast Memberships)等等. 执行netstat后,从输出结果整体上看,分为两部分: ① Active Internet connections,有源TCP连接, "Recv-Q" "Send-Q"指%OA的是接受队列和发送队列,这些数字一般为0,如果不是则表示软件包 正在队列中堆积(这种情况比
有时候当你的tomcat启动时会发现 因为报以下的错误: "Several ports ( 8080, 8009) required by Tomcat v6.0 Server at localhost are already in use. The server may already be running in another process, or a system process may be using the port. To start this server you will n