http://weblogs.java.net/blog/sdo/ en-us 2008-04-03T09:04:04-08:00 http://weblogs.java.net/blog/sdo/archive/2008/04/more_on_the_sim.html Is the speed of an appserver on a single request indicative of how it will handle your traffic? sdo 2008-04-03T09:04:04-08:00 http://weblogs.java.net/blog/sdo/archive/2008/04/what_does_it_me.html If a machine does a simple test faster than machine B, is machine A the faster machine for your needs? Performance sdo 2008-04-01T10:57:16-08:00 http://weblogs.java.net/blog/sdo/archive/2008/02/oh_go_ahead_pre.html Premature optimization is the root of all evil. Writing badly-performing code is even worse. Performance sdo 2008-02-25T15:04:41-08:00 http://weblogs.java.net/blog/sdo/archive/2008/02/performance_sta.html It's impossible to tell performance without measuring Performance sdo 2008-02-03T19:12:34-08:00 http://weblogs.java.net/blog/sdo/archive/2008/01/dont_necessaril.html jmeter leads us down a blind alley -- should we have known better? Performance sdo 2008-01-22T09:08:24-08:00 http://weblogs.java.net/blog/sdo/archive/2007/12/grizzly_protoco.html A quick overview of grizzly 1.7 new protocol parsing paradigm. Open Source sdo 2007-12-19T13:01:04-08:00 http://weblogs.java.net/blog/sdo/archive/2007/12/a_glassfish_tun.html Everything (almost) you wanted to know about tuning glassfish without reading the manual. Performance sdo 2007-12-03T11:25:33-08:00 http://weblogs.java.net/blog/sdo/archive/2007/11/a_scalable_spec.html Sun has submitted a SPECjAppServer 2004 submission that scales across a lot of hardware. Is it just a question of throwing hardware at the problem? Performance sdo 2007-11-26T09:16:45-08:00 http://weblogs.java.net/blog/sdo/archive/2007/09/sun_ships_glass.html Sun ships glassfish V2, and the performance team no longer has two heads. sdo 2007-09-17T11:59:21-08:00 http://weblogs.java.net/blog/sdo/archive/2007/07/sjsas_91_glassf_1.html Glassfish V1 was a price performance leader with good enough performance. Good enough is no longer enough. Performance sdo 2007-07-10T07:27:47-08:00 http://weblogs.java.net/blog/sdo/archive/2007/07/switching_track.html Java has two switch statements -- should you actually care? Performance sdo 2007-07-09T14:06:46-08:00 http://weblogs.java.net/blog/sdo/archive/2007/06/dynamically_siz.html Thread pools can typically be dynamically resized, but is that a feature you should take advantage of? In a word -- no. Performance sdo 2007-06-07T10:15:51-08:00 http://weblogs.java.net/blog/sdo/archive/2007/05/how_to_test_con.html NIO can easily scale to thousands of users, but how do you accurately test if you're measuring 16,000 users? Performance sdo 2007-05-02T11:38:25-08:00 http://weblogs.java.net/blog/sdo/archive/2007/04/simple_benchmar.html Faban is a quite powerful benchmarking framework, but it can be used as a simple alternative to the flawed ab program. sdo 2007-04-19T10:52:21-08:00 http://weblogs.java.net/blog/sdo/archive/2007/03/ab_considered_h.html ab is popular as a tool to measure appserver performance, but it is clearly the wrong tool for the job. Performance sdo 2007-03-23T15:09:27-08:00