[gdal-dev] GRIB driver crashes with large numbers of bands

Frank Warmerdam warmerdam at pobox.com
Fri Mar 13 11:35:00 EDT 2009


Jose Gómez-Dans wrote:
> Hi,
> I have some GRIB datasets downloaded from ECMWF 
> <http://data-portal.ecmwf.int/data/d/interim_daily/>. The files contain many 
> bands (19728). When I try gdalinfo on these datasets, it waits for a long 
> time. The python bindings segfault. The driver does fine with a smaller 
> dataset (around a third of the layers, some 6500).
> 
> Is this a bug or is this a limitation of the grib driver?

Jose,

I would appreciate it if you could file a ticket on this with a pointer
to a specific dataset to test with.  I'm not surprised that things perform
poorly with such a dataset, but we would like it to at least error out
cleanly rather than crash.

Best regards,
-- 
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I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent



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