Nginx或者Squit反向代理到两台tomcat服务器
tomcat使用memcached
tomcat连接memcached工具
cp session/*.jar /usr/local/tomcat/lib/ session
172.30.13.100与172.30.13.200提供memcached服务
cd /usr/local/tomcat/conf/ vim context.xml <Context> <Manager className="de.javakaffee.web.msm.MemcachedBackupSessionManager" memcachedNodes="memA:172.30.13.100:11211,memB:172.30.13.200:11211" failoverNodes="memB" REQUESTuRILGNOREpATTERN=".*\(ico|png|gif|jpg|css|js\)$" transcoderFactoryClass="de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFactory" /> </Context> /usr/local/tomcat/bin/shutdown.sh /usr/local/tomcat/bin/startup.sh
测试文件
cat /usr/local/tomcat/webapps/ROOT/test.jsp
<html> <body bgcolor="green"> <center> <%= request.getSession().getId() %> <h1>xzdz-lk</h1> </center> </body> </html>
原文：http://www.cnblogs.com/kamil/p/5167389.html