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Another way to split the file would be using the grib_copy command from the ecCodes (or grib_api) software as shown above:
| Code Block |
|---|
grib_copy ICMSHg4a4+000000.grb ICMSHg4a4+000000_[typeOfLevel].grb |
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There are various commands for inspecting the contents of a GRIB file. The GRIB_API installation as part of ecCodes software installation required for OpenIFS has useful commands like grib_ls and grib_dump.
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However, if this does not work for any reason, a workaround is to temporarily change the edition number to 1 of the GRIB file. Use the grib_set command (from ecCodes or grib_api) to change the GRIB edition number for all messages:
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