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Re: science category



Am Tue, 18 Apr 2017 08:54:16 -0500
schrieb Jason Bacon <bacon4000%gmail.com@localhost>:

> I'm not sure what your concern is about messiness.  We're talking about 
> a new category for mostly new packages.  Yes, some existing packages may 
> be moved to science and dependents will need to be updated, but that's 
> easy and will probably happen very slowly anyway.

A new category is fine … although my scripts also do not care much and
I have them do a search anyway. One could debate if topical categories
are really that helpful (a scheme as suggested by Kamil would enable me
to guess a package location rather reliably … if we dropped uppercase
letters from names). I hope any moving of existing packages is done
rarely. This breaks local patches, for example … creates work just for
work's sake.

> FYI, pkgsrc has a huge potential impact on scientific computing and 
> research in general.  Most HPC clusters run CentOS, which deliberately 

+1

I'm not sure if most clusters really run CentOS specifically, but I am
part of that trend (minimal software costs, maximum hardware delivered,
still somewhat supported by vendors → CentOS). I introduced pkgsrc for
the reasons you mentioned, combining it with differing toolchains
(local patch pending for using external MPI) to present a menu of
userspaces to the users. We want updated software, but also the
unchanged software we used 3 years ago to reproduce computations.
Versioned Pkgsrc prefixes give us that.

HPC is always a niche in terms of user count, but the traces in pkgsrc
are obvious (the whole geography category, for example … and even
things like wip/trinity).


Alrighty then,

Thomas

-- 
Dr. Thomas Orgis
Universität Hamburg
RRZ / Basis-Infrastruktur / HPC
Schlüterstr. 70
20146 Hamburg
Tel.: 040/42838 8826
Fax: 040/428 38 6270

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