Re: [netcdfgroup] libnetcdf 4.0.0 and 4.1.1 read speed

Hi Denis,

> I have compiled grads with netcdf 4.1.1 lately. 
> 
> When I read a file created from netcdf 4.0.0 it takes more than  5 
> seconds to open.
> When I read the same file converted by ncks using netcdf 4.1.1,  it 
> opens almost instantaneously.
> 
> Deflation and chunking are the same in both files.  Same 'grads' 
> software opening each file (compiled with 4.1.1).
> Is there something in netcdf.4.1.1 library that makes the file being 
> read much quicker than when files are created with netcdf 4.0.0 library?

I don't think so.  Could you make example files available so we can try
to understand what's going on?

--Russ



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