Maybe you could gradually remove features/libraries from your application until this stopped happening. That could give you some clues to what is causing the problem.
On 6/22/06, Rui Pacheco <[EMAIL PROTECTED]> wrote:
It happens suddenly. Sometimes after I deploy the application, sometimes while I'm navigating on the site to test it. One thing that comes to mind is that maybe I have DBCP misconfigured, but I don't think so. I registered it as a HiveMind service according to the instructions of someone here on the mailing list, I retrieve a DataSource only when I need it and I close the connection as soon as I don't need it. On 6/22/06, Hugo Palma <[EMAIL PROTECTED]> wrote: > > Can you pinpoint what you do just before the CPU hits 99.9% or does it use > up all CPU as soon as you start tomcat and the app is deployed ? > > > On 6/22/06, Rui Pacheco <[EMAIL PROTECTED]> wrote: > > > > Hi all > > > > I am developing a web application with Java 5, Tapestry 4.0.2, Commons > > DBCP > > 1.2.1, Tomcat 5.5.17 and MySQL 5.0.19. > > > > While I develop my application I noticed a strange behaviour: Java usage > > suddenly climbs up to 99.9% and never goes down. > > The server (RHLE) is fine and responsive, but Tomcat stops responding to > > requests. If I deploy a new war file, he won't uncompact it, if I try to > > access a web page, he won't serve it, if shut it down, the process will > > continue running. I have to kill -9 to get rid of it. > > > > I believe this problem is with Tapestry because it happens on all the > > servers I deploy the application. It happens on the development server > and > > on my laptop running Ubuntu Dapper and Java 6. > > > > My laptop has no problem running other Java applications for as long as > I > > need them, like JEdit and Aquadata Studio. The development server used > to > > have a JSP based website that also worked withouth a problem, except for > > the > > common developer mistakes. > > > > Is there a way for me to diagnose whats happening? Any special flags to > > pass > > to the VM or some über-secret-hidden log you know about? > > -- > > Cumprimentos, > > Rui Pacheco > > > > > > -- Cumprimentos, Rui Pacheco