Ok, that might have something to do with it! :-D Thanks!
2016-06-16 16:21 GMT+02:00 Martin Grigorov <mgrigo...@apache.org>: > The models and data providers are asked for their data at render time. > Once the final data is available Wicket starts populating the HTML markup > with it. > > Martin Grigorov > Wicket Training and Consulting > https://twitter.com/mtgrigorov > > On Thu, Jun 16, 2016 at 4:17 PM, Lars Törner <lars.tor...@gmail.com> > wrote: > > > Hi Martin, > > > > we use wicket 6.22. > > > > Doesn't the rendering take place when everything else is done? I.e the > > wicket components are already created and populated with data when the > > rendering phase starts. I guess I have to dig a bit deeper... anyway, > > thanks for your quick answers! > > > > Lasse > > > > 2016-06-16 15:47 GMT+02:00 Martin Grigorov <mgrigo...@apache.org>: > > > > > Also it could be similar to > > > https://issues.apache.org/jira/browse/WICKET-6177. > > > There the user also has a lot of components in the tree and this takes > > time > > > at page serialization time. > > > > > > Martin Grigorov > > > Wicket Training and Consulting > > > https://twitter.com/mtgrigorov > > > > > > On Thu, Jun 16, 2016 at 3:46 PM, Martin Grigorov <mgrigo...@apache.org > > > > > wrote: > > > > > > > Hi Lasse, > > > > > > > > Which version of Wicket do you use ? > > > > > > > > I think you will have to use a profiler to see where the times is > > spent. > > > > It could be Wicket, but also it could be the application spending a > lot > > > of > > > > time while loading the data which should be rendered. > > > > > > > > > > > > Martin Grigorov > > > > Wicket Training and Consulting > > > > https://twitter.com/mtgrigorov > > > > > > > > On Thu, Jun 16, 2016 at 3:37 PM, Lars Törner <lars.tor...@gmail.com> > > > > wrote: > > > > > > > >> Hi, > > > >> > > > >> we have an issue with rendering performance and I wonder if there > are > > > any > > > >> common misusages of wicket when it comes to this. > > > >> > > > >> When rendering a fully expanded tree with 160 top level nodes and > > mostly > > > >> no > > > >> subtrees (an expanded node is a forms with a bunch of labels and > > > >> attributes) it takes about 20 seconds for the page to load (actually > > > it's > > > >> an Ajax request) and it seems that most of this time is spent when > > > wicket > > > >> renders the components. > > > >> > > > >> For one ot these 160 nodes, which has some sub nodes and forms, > > > rendering > > > >> takes about half a second. > > > >> > > > >> I'm using the RenderPerformanceListener from wicket-devutils to do > the > > > >> measuring and gets, for the entire expanded tree, over 22 000 > > > >> "afterRender" > > > >> rows in the log from the RenderPerformanceListener. > > > >> This is in my opinion a huge number! > > > >> > > > >> - is it expected that rendering of so many components takes this > > amount > > > of > > > >> time? > > > >> - is this amount a sign of that we are using wicket in the wrong > way? > > > >> > > > >> > > > >> Don't know if this makes any sense to anyone but this is the last > > lines > > > of > > > >> the log output for one of the top level nodes: > > > >> > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent:attributeRow:attributeRowCol:12:cell:attributeEditLabel' > > > >> for 0ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent:attributeRow:attributeRowCol:12:cell:attributeDisplayLabel' > > > >> for 0ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent:attributeRow:attributeRowCol:12:cell:attributeDisplay' > > > >> for 0ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent:attributeRow:attributeRowCol:12:cell:attributeFeedback' > > > >> for 1ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent:attributeRow:attributeRowCol:12:cell' > > > >> for 2ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent:attributeRow:attributeRowCol:12' > > > >> for 2ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent:attributeRow:attributeRowCol' > > > >> for 26ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent:attributeRow' > > > >> for 27ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1:objectSectionContent' > > > >> for 27ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection:1' > > > >> for 27ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm:objectSection' > > > >> for 28ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component:objectViewerForm' > > > >> for 29ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content:component' > > > >> for 29ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node:content' > > > >> for 36ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:node' > > > >> for 36ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:subtree:branches' > > > >> for 0ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8:subtree' > > > >> for 1ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches:8' > > > >> for 37ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree:branches' > > > >> for 340ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158:subtree' > > > >> for 340ms > > > >> > > > >> > > > > > > 'mainContent:detailViewer:detailAndSidebarContainer:detailContainer:bodyContainer:subtree:subtree:branches:158' > > > >> for 359ms > > > >> > > > >> Cheers > > > >> Lasse > > > >> > > > > > > > > > > > > > >