[gdal-dev] gdal_translate is slow

[Denis Rykov]

Why gdal_translate so slow compared to rio translate from rasterio?

rio convert:

$ time rio convert download.grib download.tif
Warning: Inside GRIB2Inventory, Message # 15
ERROR: Ran out of file reading SECT0
Warning: Inside GRIB2Inventory, Message # 15
ERROR: Ran out of file reading SECT0
rio convert download.grib download.tif  15.79s user 2.05s system 72% cpu
24.627 total



gdal_translate:

$ time gdal_translate download.grib download.tif
Warning: Inside GRIB2Inventory, Message # 15
ERROR: Ran out of file reading SECT0
Input file size is 3600, 1801
0...10...20...30...40...50...60...70...80...90...100 - done.
gdal_translate download.grib download.tif  261.99s user 18.57s system 98%
cpu 4:45.62 total
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