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[netCDF #CYS-719544]: Examples of parallel netCDF-4 in Fortran?

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  • Subject: [netCDF #CYS-719544]: Examples of parallel netCDF-4 in Fortran?
  • Date: Fri, 19 Aug 2011 13:19:55 -0600
No problem, Craig! Have fun :-)

Sean

> Hi Sean,
> 
> This is exactly the information I need!
> 
> The nfmpi_ prefix was used in the original pNetCDF Fortran API, prior to the 
> development of NetCDF-4.
> 
> I appreciate your help!
> Craig
> 
> On Aug 19, 2011, at 11:51 AM, Unidata netCDF Support wrote:
> 
> > Greetings Craig,
> >
> > I do apologize for the delay.
> >
> >> Hi,
> >>
> >> I need to develop a parallel (MPI) netCDF-4 I/O capability for a new 
> >> numerical model. The parallel file system on the supercomputing cluster I 
> >> am using cannot handle more than 64 processes trying to read from/write to 
> >> a single file.
> >>
> >> Are there any Fortran examples available using 'nfmpi_' calls? I couldn't 
> >> find any here:
> >
> > I found an example of using parallel I/O in FORTRAN, but it does not use 
> > nfmpi_. However, I'll pass it along in case you find it helpful:
> >
> > http://www.unidata.ucar.edu/software/netcdf/workshops/most-recent/pnetcdf/index.html
> >
> >>
> >> http://www.unidata.ucar.edu/software/netcdf/examples/programs/
> >>
> >> Also, are there any benchmarking programs available for parallel netCDF-4 
> >> I/O?
> >
> > There is the --enable-benchmarks flag you can pass configure that will 
> > enable benchmark tests, but I am not aware of any others. You may have to 
> > create a test(s) specific to your needs.
> >
> > Cheers!
> >
> > Sean
> >
> >>
> >> Thank you,
> >> Craig
> >>
> >> ---------------------------------------------------
> >> Dr. Craig A. Mattocks
> >> Atmospheric Research Scientist
> >> Meteorology and Physical Oceanography, MSC 231-B
> >> Rosenstiel School of Marine and Atmospheric Science
> >> University of Miami
> >> 4600 Rickenbacker Causeway
> >> Miami, FL 33149-1301
> >> phone: (305) 421-4287
> >> e-mail: address@hidden
> >> ---------------------------------------------------
> >>
> >>
> >
> >
> > Ticket Details
> > ===================
> > Ticket ID: CYS-719544
> > Department: Support netCDF
> > Priority: Critical
> > Status: Open
> >
> 
> 


Ticket Details
===================
Ticket ID: CYS-719544
Department: Support netCDF
Priority: Critical
Status: Open