Yes, we do. Here are the stats: 3 instances running in this tomcat-container.
instance 1, 2 3 projects 2, 148, 96 buildresults 9881, 93875, 26076 total projects: ~ 250 total build-results: ~130.000 Let me know if you need any more stats. Emmanuel Venisse-2 wrote: > > Do you have lot of projectgroups/projects/buildresults? > > I started to review our JPOX calls and to fix some of them to get less > datas. > > Emmanuel > > On Tue, Jun 23, 2009 at 3:54 PM, Marc Lustig <m...@marclustig.com> wrote: > >> >> Yes, you were right. >> Now I have the results for a "normal" situation, about 1 hour after >> deployment. >> The tomcat-process consuming between 150 and 200 % of the machine. >> >> http://www.nabble.com/file/p24166543/Call_Tree_3.html Call_Tree_3.html >> >> >> Emmanuel Venisse-2 wrote: >> > >> > I don't see your previous results in this file. >> > The output you attached seems to be ok for our startup process because >> we >> > have lot of beans to load with spring and lot of datas to load with >> JPOX. >> > >> > Emmanuel >> > >> > On Tue, Jun 23, 2009 at 2:16 PM, Marc Lustig <m...@marclustig.com> wrote: >> > >> >> >> >> Yeah, sure. I have attached an html-file. I hope it will be accessible >> >> thru >> >> nabble. >> >> http://www.nabble.com/file/p24164853/Call_Tree_2.html Call_Tree_2.html >> >> >> >> >> >> >> >> Emmanuel Venisse-2 wrote: >> >> > >> >> > It it possible to have a stack trace of this threads to know where >> to >> >> look >> >> > in the code? >> >> > >> >> > Emmanuel >> >> > >> >> > On Mon, Jun 22, 2009 at 9:28 AM, Marc Lustig <m...@marclustig.com> >> wrote: >> >> > >> >> >> >> >> >> Hi there, >> >> >> as requested I repost this here. >> >> >> >> >> >> our teams have been suffering from the bad performance of the >> >> >> Continuum-UI >> >> >> for a long time . I found now the time to profile one of our >> servers >> >> >> running >> >> >> 3 Continuum-1.2.2-instances (webapps) on a single Tomcat6, JDK6, >> RHEL4 >> >> >> and >> >> >> Oracle-RAC as database-backend. >> >> >> >> >> >> The tomcat-JVM is consuming between 150 and 200 % of our dual-core >> >> >> Xeon-server. >> >> >> This is just the tomcat-JVM, not any maven-process running aside. >> >> >> And I am not talking about peaks, the load is as high like that for >> >> >> hours. >> >> >> >> >> >> This is a snapshot taken by Jprofiler at a time without any >> >> user-activity >> >> >> on >> >> >> one of the UI's. >> >> >> >> >> >> the 3 threads causing the highest load are: >> >> >> 37,3% - 54.415 ms - 5 inv. >> >> >> org.jpox.AbstractPersistenceManager.detachCopyAll >> >> >> 13,6% - 19.842 ms - 14 inv. >> >> >> org.codehaus.plexus.jdo.PlexusJdoUtils.getObjectById >> >> >> 34,5% - 50.362 ms - 4.480 inv. >> >> >> edu.emory.mathcs.backport.java.util.concurrent.BlockingQueue.poll >> >> >> (100% = total load caused by the JVM) >> >> >> >> >> >> The first 2 threads are caused by the JDO-impl. Is it possible >> that >> >> >> Continuum has an extremely "bad" fetching stragety, e. g. doing all >> >> kinds >> >> >> of >> >> >> unnecessary loading cascades? This is my first impression. >> >> >> >> >> >> About the 3rd thread, I have no idea why this BlockingQueue is >> causing >> >> >> such >> >> >> a tremendous load. >> >> >> What is the purpose of this thread? Can it be optimized. >> >> >> >> >> >> The slow performance is not only while adding new project groups. >> >> There >> >> >> is >> >> >> a >> >> >> high CPU-load almost constantly between 100 and 200 % (on dual >> core): >> >> >> >> >> >> 12795 tomcat 16 0 171 7238:01 40.9 12.0g 6.3g 10m S java >> >> >> >> >> >> thanks >> >> >> >> >> >> Marc >> >> >> -- >> >> >> View this message in context: >> >> >> >> >> >> http://www.nabble.com/Profiling-results-for-Continuum-tp24142787p24142787.html >> >> >> Sent from the Continuum - Dev mailing list archive at Nabble.com. >> >> >> >> >> >> >> >> > >> >> > >> >> >> >> -- >> >> View this message in context: >> >> >> http://www.nabble.com/Profiling-results-for-Continuum-tp24142787p24164853.html >> >> Sent from the Continuum - Dev mailing list archive at Nabble.com. >> >> >> >> >> > >> > >> >> -- >> View this message in context: >> http://www.nabble.com/Profiling-results-for-Continuum-tp24142787p24166543.html >> Sent from the Continuum - Dev mailing list archive at Nabble.com. >> >> > > -- View this message in context: http://www.nabble.com/Profiling-results-for-Continuum-tp24142787p24218977.html Sent from the Continuum - Dev mailing list archive at Nabble.com.
