glassFish
cluster:
http://blogs.nologin.es/rickyepoderi/index.php?/archives/53-Simple-but-Full-Glassfish-HA-Using-Debian.html
jk,javaRoute</distribute>,gms
https://blogs.oracle.com/jluehe/entry/supporting_apache_loadbalancer_with_glassfish
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算法:http://blog.csdn.net/v_july_v/article/details/7382693