GlassFish V2 offers outstanding performance, with SPECjAppServer 2004 results
available. This result exceed BEA WebLogic 9.2 results
by 10% in the same hardware configuration. WebSphere 6.1 results
are also available on similar hardware (15% slower clock speed).
GlassFish is the fastest
open source application server available. In fact, a 100% open source result is available using GlassFish V2 and PostgreSQL.
GlassFish V2 includes with Project Metro
, an easy-to-use and extensible web services stack. Performance results of JAX-WS, a core component of Project Metro, are available
.