On lundi 15 juin 2020 13:01:43 CEST Panagiotis Sismanidis wrote: > Hi, > > I have prepared a python script that uses gdalwarp to mosaic and resample > ASTER DEM tiles, using as arguments the bounding box lat/lon coordinates > and the width and height of the output Gtiff. It works fine, except when I > use a quite large bbox (e.g. whole of Europe) where I get the gdal errors I > include below. If I split my bbox in two and iteratively run the script > there are no errors, all the tiffs are recognized without any issues, and > the process completes successfully. Do you know what can cause this weird > problem? Is it because of gdal or the OS?
I suspect you hit the default maximum number of simultaneously open file by a process on Linux, which is 1024. You could potentially raise the value with ulimit. Even -- Spatialys - Geospatial professional services http://www.spatialys.com
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