yep. it looks like the servlet container is losing the session. do you have sticky sessions? if not then you need to have http session replication happening.
-igor On Thu, Jan 22, 2009 at 1:11 PM, Matej Knopp <matej.kn...@gmail.com> wrote: > Well, as far as I can tell, there is nothing special going on in > Wicket that might cause session expiration. Last visited page is > basically a normal session property. > > To me this seems more likely to be servlet container / load balancer issue. > > -Matej > > On Thu, Jan 22, 2009 at 9:21 PM, UPBrandon <bcr...@up.com> wrote: >> >> The project I work on uses Wicket 1.3.4 and we are using the default session >> store (SecondLevelCacheSessionStore.) >> >> The app is clustered and runs on WebLogic 8 through Apache. I'm not >> entirely sure how those two are setup but I don't believe there is any >> resource sharing between instances in a cluster. Instead, when a session is >> started, a WebLogic instance is chosen and all future requests in that >> session are sent to that one instance. Using that setup, there shouldn't be >> any issues with a user's request going to a machine that doesn't have their >> page map. >> >> The problem is happening during normal "forward" use. The example that I >> was given was a user taking a few minutes to fill out some information and >> by the time they submit the form, their session appears to have timed out >> and they get a page expired error. I hope that helps to clarify things a >> bit. >> >> >> Matej Knopp-2 wrote: >>> >>> couple of questions: >>> >>> -what wicket version are you using? >>> -are you using httpsessionstore or secondlevelcachesessionstore (default)? >>> -what application server/container are you using? >>> -are you running the application in clustered environment? if yes, >>> what kind of load balancing do you have? >>> -do the expirations happen during normal operation or only when using >>> back button (or using application in multiple tabs) >>> >>> -Matej >>> >>> On Thu, Jan 22, 2009 at 7:47 PM, UPBrandon <bcr...@up.com> wrote: >>>> >>>> In some of our Wicket applications, as the number of users has started to >>>> ramp up, we seem to be experiencing a scalability issue. Some users have >>>> had problems with pages expiring quickly. This is second-hand >>>> information >>>> so I can't elaborate much but supposedly, during peak times, pages are >>>> expiring after just a few minutes of inactivity. It would be nice to be >>>> able to set a minimum retention time but I don't seem to see an option >>>> like >>>> that. I've found information about how Wicket stores pages and revisions >>>> (http://cwiki.apache.org/WICKET/page-maps.html) but I haven't been able >>>> to >>>> find much on how Wicket manages that data when things start "filling up." >>>> Are there any good explanations out there on the web? >>>> >>>> -Brandon >>>> -- >>>> View this message in context: >>>> http://www.nabble.com/Page-Maps-and-Expirations-tp21610595p21610595.html >>>> Sent from the Wicket - User mailing list archive at Nabble.com. >>>> >>>> >>>> --------------------------------------------------------------------- >>>> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org >>>> For additional commands, e-mail: users-h...@wicket.apache.org >>>> >>>> >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org >>> For additional commands, e-mail: users-h...@wicket.apache.org >>> >>> >>> >> >> -- >> View this message in context: >> http://www.nabble.com/Page-Maps-and-Expirations-tp21610595p21612435.html >> Sent from the Wicket - User mailing list archive at Nabble.com. >> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org >> For additional commands, e-mail: users-h...@wicket.apache.org >> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org > For additional commands, e-mail: users-h...@wicket.apache.org > > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@wicket.apache.org For additional commands, e-mail: users-h...@wicket.apache.org
