Ciao Paul, please, read below.... Regards, Simone Giannecchini == Our support, Your Success! Visit http://opensdi.geo-solutions.it for more information. ==
Ing. Simone Giannecchini @simogeo Founder/Director GeoSolutions S.A.S. Via Poggio alle Viti 1187 55054 Massarosa (LU) Italy phone: +39 0584 962313 fax: +39 0584 1660272 mob: +39 333 8128928 http://www.geo-solutions.it http://twitter.com/geosolutions_it ------------------------------------------------------- On Wed, Oct 10, 2012 at 2:34 PM, Paul Meems <[email protected]> wrote: > > Thanks Simone, > > Those slides are very useful. > > I have started the gdal_translate and gdaladdo process on my ecw file again > using the parameter suggested in the sheets and now I have a 2.9GB tiff file > and a 1.5GB ovr file (sizes are on Windows). > I previously understood GeoServer cannot handle tiff-files larger than 2GB, > but after reading your slides I understand dataset <4GB are considered small > and using the pyramid plug-in with gdal_retile files is only necessary for > large datasets. > Recent versions of GeoServer should hadle geotiff larger than 2GB just fine. I would probably use a nightly build of GeoServer 2.2 which contains a much better support for large geotiff files. > Does this mean I don't need to run the gdal_retile process on my tiff file > and use it directly in GeoServer v2.2? Correct. I would actually not even use external overviews and rely on bigtiff support. Let us know how this goes. > > Thanks, > > Paul > > > > 2012/10/8 Simone Giannecchini <[email protected]> >> >> Ciao Paul, >> I would suggest to review these slides http://goo.gl/TXJRS you might find >> some valuable info. >> >> Regards, >> Simone Giannecchini >> >> == >> Our support, Your Success! Visit http://opensdi.geo-solutions.it for more >> information. >> == >> >> Ing. Simone Giannecchini >> @simogeo >> Founder/Director >> >> >> GeoSolutions S.A.S. >> Via Poggio alle Viti 1187 >> 55054 Massarosa (LU) >> Italy >> phone: +39 0584 962313 >> fax: +39 0584 1660272 >> mob: +39 333 8128928 >> >> >> http://www.geo-solutions.it >> http://twitter.com/geosolutions_it >> >> ------------------------------------------------------- >> >> >> On Thu, Oct 4, 2012 at 8:27 PM, Paul Meems <[email protected]> wrote: >>> >>> Thanks Andrea, >>> >>> I don't have a mandate to store everything in the database. >>> I just want to do what performs the best. >>> >>> As I understand it I'll keep using the file-based option. >>> >>> Thanks, >>> >>> Paul >>> >>> Paul Meems >>> Release manager, configuration manager >>> and forum moderator of MapWindow GIS. >>> www.mapwindow.org >>> >>> Owner of MapWindow.nl - Support for >>> Dutch speaking users. >>> www.mapwindow.nl >>> >>> >>> >>> >>> >>> 2012/10/3 Andrea Aime <[email protected]> >>>> >>>> On Tue, Oct 2, 2012 at 10:38 PM, Paul Meems <[email protected]> wrote: >>>>> >>>>> I have a test server (Ubuntu) with GeoServer 2.1 and PostGIS v1.5 >>>>> I also have a large aerial photo in ECW format. >>>>> I've converted this ECW file to GeoTIFF and used gdal_retile to create >>>>> tiles. >>>>> I use the pyramid plug-in to show the data. >>>>> >>>>> Today I have created a second server with GeoServer 2.2 and PostGIS v2. >>>>> I've been reading about the new raster tables and I wonder if I should >>>>> continue with using the pyramid plug-in or that I should put the tiles >>>>> (or even the single GeoTiff) in PostGIS. >>>>> >>>>> Does anybody have any experience, suggestions, opinions or remarks about >>>>> this? >>>> >>>> >>>> Postgis developers previously stated that you should bring your raster >>>> data in postgis >>>> only if you intend to use its analytic capabilities, if it's pure storage >>>> instead keeping >>>> them on the file system should provide better performance (but you may >>>> have a mandate >>>> to just store everything in a database, in such case the imagemosaic-jdbc >>>> addresses >>>> the need). >>>> >>>> Cheers >>>> Andrea >>>> >>>> -- >>>> == >>>> Our support, Your Success! Visit http://opensdi.geo-solutions.it for more >>>> information. >>>> == >>>> >>>> Ing. Andrea Aime >>>> @geowolf >>>> Technical Lead >>>> >>>> GeoSolutions S.A.S. >>>> Via Poggio alle Viti 1187 >>>> 55054 Massarosa (LU) >>>> Italy >>>> phone: +39 0584 962313 >>>> fax: +39 0584 1660272 >>>> mob: +39 339 8844549 >>>> >>>> http://www.geo-solutions.it >>>> http://twitter.com/geosolutions_it >>>> >>>> ------------------------------------------------------- >>>> >>> >>> >>> ------------------------------------------------------------------------------ >>> Don't let slow site performance ruin your business. 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