Your message dated Thu, 5 Mar 2020 19:43:05 +0100
with message-id <[email protected]>
and subject line Re: Bug#708638: add a version netCDF with parallel I/O
has caused the Debian Bug report #708638,
regarding [netcdf] add a version netCDF with parallel I/O
to be marked as done.
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708638: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=708638
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--- Begin Message ---
Package: netcdf
Severity: wishlist
It will be great to a version of netcdf with parallel I/O
support (built with hdf5-mpi-dev).
--- System information. ---
Architecture: amd64
Kernel: Linux 3.2.0-4-amd64
Debian Release: jessie/sid
500 testing-proposed-updates ftp.fr.debian.org
500 testing security.debian.org
500 testing http.us.debian.org
500 testing ftp.fr.debian.org
500 testing euler.lcmi.local
500 stable dl.google.com
500 jessie neuro.debian.net
500 data neuro.debian.net
--- Package information. ---
Package's Depends field is empty.
Package's Recommends field is empty.
Package's Suggests field is empty.
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Christophe TROPHIME
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LNCMI
CNRS - LNCMI
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M@il : [email protected]
________________________________________________________________________
--- End Message ---
--- Begin Message ---
Control: tags -1 wontfix
On 8/13/16 6:09 PM, Sebastiaan Couwenberg wrote:
> On 07/31/15 12:54, Sebastiaan Couwenberg wrote:
>> On 24-01-15 23:32, Ross Gammon wrote:
>>> To build with parallel I/O requires hdf5 to be built with parallel
>>> enabled.
>>>
>>> We are currently packaging the soon to be released netcdf v4.3.3,
>>> and I can see that netcdf (~rc3) is now detecting parallel
>>> automatically during the build.
>>
>> After the recent discussion with the HDF5 maintainer, it became clear
>> that we cannot build netcdf with the HDF5 MPI variant only, we must
>> also build with the HDF5 serial variant for non-MPI applications.
>>
>> Because we are under pressure to get the new netcdf packages ready for
>> the transition (#791215), I've reverted back to build netcdf with only
>> the HDF5 serial variant. After the GCC 5 related transitions, we'll
>> update the netcdf package to provide a netcdf library built with the
>> HDF5 MPI variant in addition to the serial variant.
>
> Adding an MPI variant of NetCDF is not going to happen any time soon. It
> requires extensive patching of both the Autotools & CMake buildsystems
> to be acceptable for inclusion upstream.
>
> As the only active maintainer of the netcdf packages in Debian, I'm
> tempted to close this issue as wontfix because I'm won't be adding
> support for the MPI variant in the foreseeable future.
>
> I'm leaving this issue open for now, because I know some others did have
> work in progress. But I will close it if there is no progress a year
> from now.
There is the netcdf-parallel package for those who need it.
The netcdf package itself won't support MPI as long as the upstream
buildsystem doesn't support building both variants at the same time.
Kind Regards,
Bas
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--- End Message ---
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