you got to be kidding me...32MB???? really? Or is this a nice joke so in the middle of the day :)
johan On 9/10/07, Alex Objelean <[EMAIL PROTECTED]> wrote: > > > It is about 32MB. Kind a big page :) > > > Matej Knopp-2 wrote: > > > > Turn on SecondLevelCacheSessionStore, and use FilePageStore as > > IPageStore (specified in session store constructor). Then go to your > > tmp dir and you should be able to find the serialized pages there. > > > > -Matej > > > > On 9/10/07, Alex Objelean <[EMAIL PROTECTED]> wrote: > >> > >> How can I figure it out? > >> > >> > >> > >> > >> Johan Compagner wrote: > >> > > >> > if you save the page to disk how big is it? > >> > > >> > johan > >> > > >> > > >> > On 9/10/07, Alex Objelean <[EMAIL PROTECTED]> wrote: > >> >> > >> >> > >> >> Indeed, it is a very big component hierarchy (It contains at least 3 > >> >> levels > >> >> of nested AjaxTabbedPanel components). > >> >> The application is, in fact, a single page and it uses a lot of ajax > >> to > >> >> perform the updates. The model reflect the component hierarchy > >> >> (Appliction > >> >> has a single modelObject which nests another objects corresponding > to > >> >> each > >> >> component). I do not have a lot of detaching logic, because it is > >> >> important > >> >> to have all the data in the model (caching), also because the > services > >> >> are > >> >> very costly operations. > >> >> > >> >> If this description is not enough for replication, I will be glad to > >> help > >> >> by > >> >> giving you another details. > >> >> > >> >> Alex. > >> >> > >> >> > >> >> Martijn Dashorst wrote: > >> >> > > >> >> > How big is the page? Sounds like a really, really big component > >> >> > hierarchy. Then it sounds reasonable that the httpsession store is > >> >> > much faster: it keeps it in ram, and doesn't use serialization > until > >> >> > the session is serialized (server shutting down, deciding to put > >> >> > session to disk or replication of session across cluster) iirc. > >> >> > > >> >> > I think we would appreciate some way of replicating your results. > I > >> >> > assume you can't share the actual code, but could you share a > >> spin-off > >> >> > of the page's component structure and a Model that replicates the > >> data > >> >> > stuff's size (including the detach logic)? > >> >> > > >> >> > Martijn > >> >> > > >> >> > On 9/10/07, Alex Objelean <[EMAIL PROTECTED]> wrote: > >> >> >> > >> >> >> If the pages wouldn't be serializable, it wouldn't work in > >> development > >> >> >> mode. > >> >> >> Is it right? > >> >> >> > >> >> >> I think that it is not necessarily about how large is > application, > >> in > >> >> my > >> >> >> case it is about how large is the model I'm working with for that > >> >> >> specific > >> >> >> request (ajax request). > >> >> >> > >> >> >> My action was: fetch a subview of a very large table 300x300, > each > >> >> cell > >> >> >> has > >> >> >> a heavy model object. > >> >> >> > >> >> >> Alex. > >> >> >> > >> >> >> > >> >> >> Johan Compagner wrote: > >> >> >> > > >> >> >> > that looks very strange to me. We have also a very large app > here > >> >> and > >> >> >> we > >> >> >> > dont notice a difference > >> >> >> > So i am very curious what is happening at your place then. Are > >> you > >> >> sure > >> >> >> > for > >> >> >> > example that the pages > >> >> >> > are serializable ? That we don't have constantly exceptions? > >> >> >> > > >> >> >> > johan > >> >> >> > > >> >> >> > > >> >> >> > On 9/10/07, Alex Objelean <[EMAIL PROTECTED]> wrote: > >> >> >> >> > >> >> >> >> > >> >> >> >> Maybe the profiling was not a perfect one. But still, I have > to > >> >> give > >> >> >> up > >> >> >> >> using > >> >> >> >> SecondSessionLevelStore just because the responsiveness of the > >> >> >> >> application > >> >> >> >> is very slow. > >> >> >> >> > >> >> >> >> > >> >> >> >> Johan Compagner wrote: > >> >> >> >> > > >> >> >> >> > invocation count 1?? > >> >> >> >> > > >> >> >> >> > So you only do 1 request and you profile that? > >> >> >> >> > thats not a good test. You have to do plenty and multiply on > >> the > >> >> >> same > >> >> >> >> > time > >> >> >> >> > (10 for 100 request or something like that) > >> >> >> >> > to really see the difference. (and have a warm up phase) > >> >> >> >> > > >> >> >> >> > johan > >> >> >> >> > > >> >> >> >> > > >> >> >> >> > > >> >> >> >> > On 9/10/07, Alex Objelean <[EMAIL PROTECTED]> > wrote: > >> >> >> >> >> > >> >> >> >> >> > >> >> >> >> >> Matej, I must disagree with you regarding performance > issues > >> of > >> >> the > >> >> >> >> >> SecondLevelSessionStore. I've reverted the > >> >> >> Application#newSessionStore > >> >> >> >> to > >> >> >> >> >> HttpSessionStore and this significantly improved the > >> application > >> >> >> >> overall > >> >> >> >> >> performance. Maybe this is not so obvious for small > >> >> applications, > >> >> >> but > >> >> >> >> >> when > >> >> >> >> >> it is about a large one - things changes. > >> >> >> >> >> > >> >> >> >> >> Below, you will find attached two images. The first one is > a > >> >> >> profiling > >> >> >> >> of > >> >> >> >> >> an > >> >> >> >> >> action when working with HttpSessionStore, the second one > is > >> a > >> >> >> >> profiling > >> >> >> >> >> for > >> >> >> >> >> the same action when using SecondSessionLevelStore. The > >> >> difference > >> >> >> is > >> >> >> >> >> huge: > >> >> >> >> >> 593ms vs 174420ms. I cannot explain what exactly is going > on, > >> >> but > >> >> >> I've > >> >> >> >> >> noticed that by switching from default > >> SecondLevelSessionStore > >> >> to > >> >> >> the > >> >> >> >> >> HttpSessionStore improved a lot the responsiveness of the > >> >> >> application. > >> >> >> >> >> > >> >> >> >> >> Alex. > >> >> >> >> >> > >> >> >> >> >> http://www.nabble.com/file/p12588790/HttpSessionStore.jpg > >> >> >> >> >> > >> http://www.nabble.com/file/p12588790/SecondSessionLevelStore.jpg > >> >> >> >> >> > >> >> >> >> >> > >> >> >> >> >> > >> >> >> >> >> > >> >> >> >> >> Matej Knopp-2 wrote: > >> >> >> >> >> > > >> >> >> >> >> > You can revert to httpsessionstore by changing > >> >> >> >> >> > Application.newSessionStore method. But that's not > >> >> recommended. > >> >> >> What > >> >> >> >> >> > are your performance problems? I doubt it is caused by > the > >> >> >> session > >> >> >> >> >> > store. > >> >> >> >> >> > > >> >> >> >> >> > -Matej > >> >> >> >> >> > > >> >> >> >> >> > On 9/7/07, jamieballing <[EMAIL PROTECTED]> wrote: > >> >> >> >> >> >> > >> >> >> >> >> >> We are trying to do some performance troubleshooting and > >> want > >> >> to > >> >> >> >> >> disable > >> >> >> >> >> >> the > >> >> >> >> >> >> second level page cache. > >> >> >> >> >> >> > >> >> >> >> >> >> Is there any way to do this? > >> >> >> >> >> >> > >> >> >> >> >> >> Thanks, > >> >> >> >> >> >> Jamie > >> >> >> >> >> >> -- > >> >> >> >> >> >> View this message in context: > >> >> >> >> >> >> > >> >> >> >> >> > >> >> >> >> > >> >> >> > >> >> > >> > http://www.nabble.com/Disable-the-SecondLevelPageCache--tf4403977.html#a12563895 > >> >> >> >> >> >> Sent from the Wicket - User mailing list archive at > >> >> Nabble.com > >> >> . > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> > >> >> > --------------------------------------------------------------------- > >> >> >> >> >> >> To unsubscribe, e-mail: > >> [EMAIL PROTECTED] > >> >> >> >> >> >> For additional commands, e-mail: > >> [EMAIL PROTECTED] > >> >> >> >> >> >> > >> >> >> >> >> >> > >> >> >> >> >> > > >> >> >> >> >> > > >> >> >> >> > >> >> > --------------------------------------------------------------------- > >> >> >> >> >> > To unsubscribe, e-mail: > [EMAIL PROTECTED] > >> >> >> >> >> > For additional commands, e-mail: > >> [EMAIL PROTECTED] > >> >> >> >> >> > > >> >> >> >> >> > > >> >> >> >> >> > > >> >> >> >> >> > >> >> >> >> >> -- > >> >> >> >> >> View this message in context: > >> >> >> >> >> > >> >> >> >> > >> >> >> > >> >> > >> > http://www.nabble.com/Disable-the-SecondLevelPageCache--tf4403977.html#a12588790 > >> >> >> >> >> Sent from the Wicket - 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