Another look at GlassFish clustering and performance
By alexismp on Jan 31, 2012
With this new "Glassfish – Vertical clustering with multiple domains" blog by Alexandru, there seems to be no shortage of GlassFish configuration posts.
Surely, that must say something about the popularity of GlassFish for highly-available apps.
While it uses mod_jk like most others, this one is multi-domain, uses JMS topics and spends some time looking at different JVM settings and their impact on response time and GC activity.