1.安装jdk

    tar zxf jdk-7u79-linux-x64.tar.gz -C /usr/local/ 

    cd /usr/local/ 

    ln -s jdk1.7.0_79/ java

    vim /etc/profile

    source /etc/profile

   测试

   2.安装TOMCAT
    tar zxf apache-tomcat-7.0.37.tar.gz -C /usr/local/
    cd /usr/local/
    ln -s apache-tomcat-7.0.37/ tomcat
    cd /usr/local/tomcat/bin
    ./startup.sh 

    测试

   3.TOMCAT+NGINX

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

    nginx -s reload
    /etc/init.d/php-fpm start 

  测试

4.  <T1>     <T2>   tomcat 和memcache 两台虚拟机做相同操作
        .   \    /  .    
        .     X    .
        .   /    \  .
    <M1>    <M2>     

  *  yum install memcached
     /etc/init.d/memcached start 

     rm -fr memcached-session-manager-tc6-1.6.3.jar  

  *  vim /usr/local/tomcat/conf/context.xml      ##另一台主机failoverNodes 改为n2

  *  cd /usr/local/tomcat/bin/     ##重启Tomcat
     ./shutdown.sh
     ./startup.sh  

测试
    tail -f logs/catalina.out

  5.Sticky
  *  tar -zxf nginx-goodies-nginx-sticky-module-ng-c78b7dd79d0d.tar.gz
     ./configure --prefix=/opt/nginx --user=nginx --group=nginx   --with-threads  --with-file-aio   --with-http_ssl_module   --with-http_stub_status_module --add-module=/root/nginx-goodies-nginx-sticky-module-ng-c78b7dd79d0d.tar.gz  
  833  ./configure --prefix=/opt/nginx --user=nginx --group=nginx   --with-threads  --with-file-aio   --with-http_ssl_module   --with-http_stub_status_module --add-module=/root/nginx-goodies-nginx-sticky-module-ng-c78b7dd79d0d
     make
     make install       ##安装nginx和sticky模块

   *  vim /opt/nginx/conf/nginx.conf

       *  ./nginx start

测试

tomcat+memcache+nginx