We will try that, however - the problem seemed to have disappeared when the app was ran on Tomcat 4.1.9... Just out of curiosity - any idea why?
Thanks in advance, Dev Zero G team http://devzerog.com Glenn Nielsen wrote: > This most likely is due to JVM garbage collection. You may need to tune > your java startup arguments to tune your memory usage and GC. > > When the JVM does GC the application (Tomcat) freezes until the GC is > complete. > > Try starting Tomcat with the java arg "-verbose:gc", this will add > data about TC to stdout. > > Regards, > > Glenn > > Dev Zero G Ltd wrote: > >> Hi, all! >> >> Introduction: we have Windows 2000 running SUN JDK 1.4.0, Tomcat >> 4.0.4 and our software, that uses Struts and taglibs. >> >> While requesting action from browser we have strange delays during whole >> request-serving process. In a words, action (servlet) receives a >> request, does some work, sends control to the JSP page, which prepares >> resulting HTML page for browser. This JSP page has a lot of custom >> tags instances (from jakarta-struts project and our own as well). >> Using debug output (an old method - System.out.println(...) ) we >> realized, that tomcat suddenly "hangs" up for some time - every time >> in different places of source code. Seems like it runs servlet (for >> less that 1 second), than makes some kind of preparing of JSP file (i >> think it's enough to compile servlet from it just one time - but not >> everytime, as we have) - for aproximately 5-6 seconds, and processes >> JSP page. The very strange behavior aoccurs right there - custom tags >> may be >> executed for 2,3,6 or even 10 seconds. In other time, after executing >> part of JSP page, debug output stops, and continues after 2-3 seconds. >> >> On computer we have stopped all background services, it has 1GHz >> Duron CPU and 512M RAM - so I think problem is not in hardware. May be >> some tuning of Tmcat conf files will help - some kind of buffer sizes >> etc. I couldn't find anything helpful not in server.xml, nor in >> web.xml of application. >> I'll repeat, such delays always occurs while procxessing the JSP >> page, almost every time - in different source location. But these >> delays realy slows whole project - so ANY KIND OF HELP AND/OR >> SUGGESTIONS would be taken in consideration with gratitude. >> >> Dev Zero G team >> http://devzerog.com -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
