[jboss-user] [Performance Tuning] - Re: JBoss AS 4.2.3.GA + Seam 2.1.0.GA - 1 hit = 100% CPU

2008-12-03 Thread rhills
"noelo" wrote : I have seen high CPU usage on XP and Tomcat running using the APR. | This *may* be the cause of your issue, try it out without the apr and see | OK, I've removed APR and HTTPS from the equation and although the app performance has improved slightly we're still seeing 1

[jboss-user] [Performance Tuning] - Re: JBoss AS 4.2.3.GA + Seam 2.1.0.GA - 1 hit = 100% CPU

2008-12-02 Thread rhills
It is on Windows (XP). I've not seen anything official about the APR being CPU-intensive on the Windows OS, is this a known issue? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4193897#4193897 Reply to the post : http://www.jboss.com/index.html?module=bb&o

[jboss-user] [Performance Tuning] - JBoss AS 4.2.3.GA + Seam 2.1.0.GA - 1 hit = 100% CPU

2008-12-01 Thread rhills
We're trying to work out why a single page hit on our application pushes the CPU to 100%. Our setup is JBoss AS 4.2.3.GA + Seam 2.1.0.GA. We're using the APR and serving over HTTPS. The 100% CPU hit happens with any page that does any "work" (DB lookup + rendering results). It occurs after m

[jboss-user] [Performance Tuning] - Re: JBoss Community DOC-10217 - advice on tomcat connector t

2008-12-01 Thread rhills
"rhills" wrote : Hmmm, for some silly reason, I'd thought JBoss was using 5.5 | Just to confirm what Peter said earlier, according to the release notes for JBoss 4.2.3.GA, Tomcat 5.5 was replaced by Tomcat 6 in JBoss 4.2.0.GA. See here: http://sourceforge.net/projec

[jboss-user] [Performance Tuning] - Re: JBoss Community DOC-10217 - advice on tomcat connector t

2008-12-01 Thread rhills
Hi Peter, "PeterJ" wrote : The problem with using recommendations is that often they are specific to the environment of the user. And sometimes the recommendations are not necessarily the best especially if the recommendation is based on a performance test. For example, one of the recommendatio

[jboss-user] [Performance Tuning] - JBoss Community DOC-10217 - advice on tomcat connector threa

2008-11-30 Thread rhills
I'm going through http://www.jboss.org/community/docs/DOC-10217 to help tune our jboss server for production. In the section headed "Tomcat", there is advice about tuning thread parameters for the http connector and I'm not sure if I'm understanding this right. Specifically, I'm looking at minS