Ended up finding a way to reduce the filesize output from WRF.
-anj
On Wed, Nov 16, 2016 at 12:32 PM, Ryan May <rmay@xxxxxxxx> wrote:
> Andrew,
>
> What does your call to Dataset for the one you're writing to look like?
> What exactly is lons there?
>
> Can you reproduce this with a simple example (e.g. creating a 2GB array of
> ones to write to the file)?
>
> Ryan
>
> On Tue, Nov 15, 2016 at 8:56 PM, Andrew Joros <andrew.joros@xxxxxxxxx>
> wrote:
>
>> Hi all,
>>
>> I am across this error when trying to write a new NETCDF from subset of a
>> LARGE NETCDF file :
>> Traceback (most recent call last):
>> File "wrfextract.py", line 204, in <module>
>> longitude[:] = lons
>> File "netCDF4/_netCDF4.pyx", line 3996, in
>> netCDF4._netCDF4.Variable.__setitem__ (netCDF4/_netCDF4.c:43637)
>> File "netCDF4/_netCDF4.pyx", line 4208, in
>> netCDF4._netCDF4.Variable._put (netCDF4/_netCDF4.c:45517)
>> RuntimeError: NetCDF: Operation not allowed in define mode
>> -bash-4.1$ lt /Input/WRF_AIC/WRFCorn/wrfout*
>>
>>
>> I googled around online and I have come across discussion about how
>> saving Netcdf files >2GB is problematic. Haven't found a Python solution
>> though.
>> I am using the netCDF4 package in Python FYI.
>>
>> Has anyone come across as solution in Python for this?
>>
>> Thanks
>>
>> -anj
>>
>>
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>
>
>
> --
> Ryan May, Ph.D.
> Software Engineer
> UCAR/Unidata
> Boulder, CO
>
