Netcdf file size ?

Hello,

If there are any Netcdf users, can someone tell me what is the file size limit
in netcdf ?
I am trying to compare HDF5 and netcdf timings, and could do so for 1.8 GB
file. But for larger files (9GB and 55GB), the netcdf file crashes and I get an
error.

I am using pnetcdf on franklin(NERSC).

Regards,
Nikhil

···

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The default in the netcdf library is 32-but, which I believe translate to a 2Gb file limit. However, more recent versions have a 64-bit option, see :

http://www.unidata.ucar.edu/software/netcdf/docs/faq.html#64-bit

So it will depend on you using a version of the netcdf library that has been compiled for 64-bit.

-Roy

···

On Dec 6, 2008, at 2:34 PM, Nikhil Laghave wrote:

Hello,

If there are any Netcdf users, can someone tell me what is the file size limit
in netcdf ?
I am trying to compare HDF5 and netcdf timings, and could do so for 1.8 GB
file. But for larger files (9GB and 55GB), the netcdf file crashes and I get an
error.

I am using pnetcdf on franklin(NERSC).

Regards,
Nikhil

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Roy Mendelssohn
Supervisory Operations Research Analyst
NOAA/NMFS
Environmental Research Division
Southwest Fisheries Science Center
1352 Lighthouse Avenue
Pacific Grove, CA 93950-2097

e-mail: Roy.Mendelssohn@noaa.gov (Note new e-mail address)
voice: (831)-648-9029
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"Old age and treachery will overcome youth and skill."
"From those who have been given much, much will be expected"

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