关闭防火墙

service iptables stop 

chkconfig  iptables off

安装jdk

上传jdk到centos

执行命令

cd ~

cp jdk-8u201-linux-i586.tar.gz /usr/local

cd /usr/local

tar -zxvf jdk-8u201-linux-i586.tar.gz 

mv jdk1.8.0_201 jdk1.8

vim /etc/profile

JAVA_HOME=/usr/local/jdk1.8
JRE_HOME=/usr/local/jdk1.8/jre
PATH=$PATH:$JAVA_HOME/bin:$JRE_HOME/bin
CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar:$JRE_HOME/lib
export JAVA_HOME JRE_HOME PATH CLASSPATH

:wq

source /etc/profile

java -version

安装tomcat

上传tomcat到centos

执行命令

cd ~

cp apache-tomcat-8.5.38.tar.gz /usr/local

cd /usr/local

tar -zxvf apache-tomcat-8.5.38.tar.gz 

mkdir tomcat1

mkdir tomcat2

cp -r apache-tomcat-8.5.38/* tomcat1

cp -r apache-tomcat-8.5.38/* tomcat2

修改端口号 (8005 , 8080 , 8009)

vim tomcat1/conf/server.xml

vim tomcat2/conf/server.xml

tomcat1/bin/startup.sh 

tomcat2/bin/startup.sh 

安装nginx

cd /usr/local

wget http://nginx.org/download/nginx-1.10.0.tar.gz

tar -zxvf nginx-1.10.0.tar.gz

yum -y install gcc pcre pcre-devel zlib zlib-devel openssl openssl-devel

cd nginx-1.10.0

./configure --prefix=/usr/local/nginx --sbin-path=/usr/bin/nginx

make && make install

vim /usr/local/nginx/conf/nginx.conf

http添加

upstream server{
    server localhost:8180;
    server localhost:8280;
}

server添加

location / {
    proxy_pass http://server;

} 

启动

nginx