高可用负载均衡方案

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1. LVS+Keepalived

LVS+Keepalived+Tomcat/Nginx/其他web服务/mysql

2. Haproxy+Heartbeat

Haproxy+Heartbeat+Tomcat/Nginx/其他web服务/mysql

3. Haproxy+Keepalived

Haproxy+Keepalived+Tomcat/Nginx/其他web服务

4. Nginx+Keepalived

Nginx+Keepalived+Tomcat/Nginx/其他web服务