Re: [netcdfgroup] NetCDF parallel I/O configurations

• To: Sean Byland <seanb@xxxxxxxx>
• Subject: Re: [netcdfgroup] NetCDF parallel I/O configurations
• From: Ed Hartnett <edwardjameshartnett@xxxxxxxxx>
• Date: Wed, 24 Feb 2016 10:54:02 -0500

The performance is similar, in well-configured situations.

But parallel I/O with pnetcdf works on classic and 64-bit offset files.

HDF5 parallel I/O works with netCDF-4/HDF5 files.

So your output format decides which parallel I/O you should use.

Ed

On Tue, Feb 23, 2016 at 12:13 PM, Sean Byland <seanb@xxxxxxxx> wrote:

> Hello,
> I’m not particularly knowledge on NetCDF but know that it can do parallel
> I/O via parallel HDF5 or ANL’s/NU's pNetCDF? What would be the pros and
> cons of each configuration?
>
> Thanks,
> Sean
>
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• References:
  • [netcdfgroup] NetCDF parallel I/O configurations
    • From: Sean Byland