Perhaps that at that point you've already saturated the bandwidth of your storage device ?
2015-07-14 17:25 GMT+02:00 jramm <[email protected]>: > I have a number of vector datasets to rasterize. > > I am finding that when the datasets are small, I have no problem starting > multiple gdal_rasterize processes (using python). > > If my datasets are large (I'm trying to create rasters with millions of > pixels), I'm finding that I can only start one gdal_rasterize process at > once, or sometimes, after a couple have started the rest refuse to start. > > RAM shows usage below 50%, and CPU usage is also below 50%. > > I can't figure out whether this is a gdal_rasterize thing or not? > > > > -- > View this message in context: > http://osgeo-org.1560.x6.nabble.com/gdal-rasterize-in-multiple-processes-tp5215591.html > Sent from the GDAL - Dev mailing list archive at Nabble.com. > _______________________________________________ > gdal-dev mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/gdal-dev > > -- -- Spatialys - Geospatial professional services http://www.spatialys.com
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