I really don't have the answer, not an expert with the KML service, but have you tried setting that "Features Per Regionated Tile" field to some value? >From your message I get you just leave it blank, which may mean GE is trying to load the whole dataset at once and is running out of resources?
2c gabriel On Thu, 2011-04-14 at 19:53 +0400, Gis Mage wrote: > Hello list! > > > I'm trying to serve a huge dataset of buildings with elevation values > for a large city. > I've got a shapefile - about 60 megabytes of polygons with z-values > and I'm serving it with geoserver and the client application is Google > Earth. > So the strategy is to make the client download this dataset partially > on demand, depending on the bbox, which the user is currently at. > I've read all the docs about serving kml with geoserver, so I guess I > have to configure a superoverlay strategy for my published layer. > So in layer page of the gui I set "Default Regionating Attribute" to > "id" and "Default Regionating Method" to "external sorting" and I also > leave the field "Features Per Regionated Tile" blank because I really > don't know the size of the tile and how many features should be there. > Then I start Google Earth and add a network link like this: > http://gissrv:8080/geoserver/wms/reflect?layers=uno:allhouse&format=application/vnd.google-earth.kml+xml&mode=superoverlay > > > Then nothing happens - I wait for hours, zoom in and out, GE eats > about 1GB of RAM, but I don't see any buildings - just an indicator > that it's loading forever. > When I try to serve a smaller amount of data - just one clipped > district, it loads in one piece and shows up wonderful - all the > buildings, extruded by their z-values with attributes in popups. > But I need to serve the whole dataset. > > > Am I doing something wrong here? Maybe I have to configure something > else? > Please help me out. I've tried lot's of variants and I can't even > figure out is superoverlay strategy working or not. > > > Thanks > ------------------------------------------------------------------------------ > Benefiting from Server Virtualization: Beyond Initial Workload > Consolidation -- Increasing the use of server virtualization is a top > priority.Virtualization can reduce costs, simplify management, and improve > application availability and disaster protection. Learn more about boosting > the value of server virtualization. http://p.sf.net/sfu/vmware-sfdev2dev > _______________________________________________ Geoserver-users mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/geoserver-users -- Gabriel Roldan [email protected] Expert service straight from the developers ------------------------------------------------------------------------------ Benefiting from Server Virtualization: Beyond Initial Workload Consolidation -- Increasing the use of server virtualization is a top priority.Virtualization can reduce costs, simplify management, and improve application availability and disaster protection. Learn more about boosting the value of server virtualization. http://p.sf.net/sfu/vmware-sfdev2dev _______________________________________________ Geoserver-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/geoserver-users
