cp2k release goals

Matt W MattWa... at gmail.com
Thu Jan 17 21:40:22 UTC 2008


Just to keep this bubbling over...

What about starting a second CVS branch...not really a release
candidate, but just an unwritten rule to not commit to it until really
rather happy with the code; maybe with a commitment to write up some
reasonable documentation.  I suspect that in 6 months it would be
interesting to see the divergence and, perhaps, more obvious which
bits of the code are stable (either entirely unused, or releasable)
and where the volatile stuff is.

Matt

On Jan 8, 12:03 am, Axel <akoh... at gmail.com> wrote:
> On Jan 7, 11:35 am, Juerg Hutter <hut... at pci.uzh.ch> wrote:
>
> > Hi
>
> > there is of course the problem of keyword combinations.
> > Option A may be fully tested within the framework of option B
> > but not with option C. Still option C is a tested and useful
> > option as long as used without Option A.
> > Now how do you flag this?
>
> in general, given the way cp2k is built, one should
> consider any "production" option that does not work
> with all other "production" options a bug.
>
> in practice this is of course not achievable, particularly
> during the bootstrapping of a release process. one has to
> take a leap of faith at some point. to some degree the
> regression test library is a zeroeth order defense of bugs
> creeping in through unrelated changes and bad interactions
> between combinations of options.
>
> > Redo this with combinations of 3, 4, etc options.
>
> > Therefore this flags can only be a guideline, not a definite
> > to be trusted flag.
>
> absolutely. but at least it will work the other way
> around. if somebody uses an option that is not cleared
> for production use, it can be detected systematically.
> this should already take care of a lot of problems.
>
> nobody can expect everything to run perfect out of the box. ;-)
>
> cheers,
>    axel.
>
>
>
> > Juerg
>
> > ----------------------------------------------------------
> > Juerg Hutter                   Phone : ++41 44 635 4491
> > Physical Chemistry Institute   FAX   : ++41 44 635 6838
> > University of Zurich           E-mail: hut... at pci.uzh.ch
> > Winterthurerstrasse 190
> > CH-8057 Zurich, Switzerland
> > ----------------------------------------------------------


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