solution: make sure the .rrd and .aux files have exactly the same name as the folders with the adf files. IE: in ext4 are case sensitive.
On Wed, Oct 20, 2010 at 9:13 AM, Sebastian E. Ovide < [email protected]> wrote: > Frank, > > I've left those RRD and I suspect that for some reason the pyramids are not > read... In fact the performance is very good for zoomed in views (street > level)... but it is very slow for zoom out views (city level)... and I can > see the IO working very hard... > > is there any way to see if MapServer/gdal is reading the pyramids correctly > ? > > thanks > > > On Tue, Oct 19, 2010 at 2:08 PM, Frank Warmerdam <[email protected]>wrote: > >> Sebastian E. Ovide wrote: >> >>> Hi Guys, >>> >>> ESRI Binary grids contains a bunch of adf files and rrd files that I >>> believe contains pyramids. >>> Does MapServer needs those rrd files ? the question is because they are >>> very big ! >>> >> >> Sebastian, >> >> Yes, MapServer will take advantage of .rrd overviews for ESRI binary >> grids. >> You can delete them but in some cases performance will suffer. >> >> Best regards, >> -- >> >> ---------------------------------------+-------------------------------------- >> I set the clouds in motion - turn up | Frank Warmerdam, >> [email protected] >> light and sound - activate the windows | http://pobox.com/~warmerdam >> and watch the world go round - Rush | Geospatial Programmer for Rent >> >> > > > -- > Sebastian E. Ovide > > > > > -- Sebastian E. Ovide
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