安装Java、tomcat

1.安装java：

准备好安装包：jdk-8u201-linux-x64.rpm

rpm -ivh jdk-8u201-linux-x64.rpm

java -version   验证安装成功

2.安装tomcat：

准备好安装包：apache-tomcat-9.0.17.tar.gz

tar -xzvf apache-tomcat-9.0.17.tar.gz

cd apache-tomcat-9.0.17/

sh bin/startup.sh  开启tomcat

netstat -nplt |grep 8080    也可在ip:8080页面查看   验证安装成功

sh bin/shutdown.sh 关闭

如果有几个tomcat  改 conf/server.xml 三个端口

<Connector port="8080" protocol="HTTP/1.1"

               connectionTimeout="20000"

               redirectPort="8443" URIEncoding="UTF-8"/>

<Server port="8005" shutdown="SHUTDOWN">

<Connector port="8009" protocol="AJP/1.3" redirectPort="8443" />