[petsc-dev] [petsc-maint #67637] Re: [petsc-users] Scalability of AO ?

[Matthew Knepley]

On Mon, Mar 21, 2011 at 5:36 PM, Satish Balay <petsc-maint at mcs.anl.gov>wrote:

> Hm - why did I think Dmitry added libcharacteristic.a? I can't
> figureout who added this library - so
>
> Matt, Barry - Should it go into libpetscdm.a?


1) I added it a few years ago

2) It holds the method of characteristics

3) It should go into TS

   Matt


>
> Satish
>
> On Mon, 21 Mar 2011, Satish Balay wrote:
>
> > Dmitry,
> >
> > We can't have a library disappear between real/complex builds. Is
> > there a different library that can take in these symbols?
> >
> > Note: not all petsc objects get a library of their own. For eg: IS
> > goes into libpetscvec etc..
> >
> > Satish
> >
> >
> > On Mon, 21 Mar 2011, Jose E. Roman wrote:
> >
> > > src/characteristic/makefile has #requiresscalar real, so
> libcharacteristic.a is not created with-scalar-type=complex.
> > > 'make test' fails in this case.
> > >
> > > Also, with cmake builds:
> > > Scanning dependencies of target petsccharacteristic
> > > make[2]: *** No rule to make target
> `CMakeFiles/petsccharacteristic.dir/build'.  Stop.
> > > make[1]: *** [CMakeFiles/petsccharacteristic.dir/all] Error 2
> > > make[1]: *** Waiting for unfinished jobs....
> > >
> > > Jose
> > >
> > >
> > > El 21/03/2011, a las 22:20, Satish Balay escribió:
> > >
> > > > added
> > > >
> > > > satish
> > > >
> > > > On Mon, 21 Mar 2011, Barry Smith wrote:
> > > >
> > > >>
> > > >>   Maybe we just need to force Satish to have a nightly build that
> checks the several library tests.
> > > >>
> > > >>   Barry
> > > >>
> > > >> On Mar 21, 2011, at 4:10 PM, Jed Brown wrote:
> > > >>
> > > >>> On Mon, Mar 21, 2011 at 22:07, Barry Smith <bsmith at mcs.anl.gov>
> wrote:
> > > >>> Why do you care if there are dependencies? Admittedly that may make
> PETSc harder to develop and maintain
> > > >>>
> > > >>> Exactly.
> > > >>>
> > > >>> but from the user point of view what is wrong with just having one
> big-assed blob?
> > > >>>
> > > >>> It doesn't matter for users.
> > > >>>
> > > >>> (But a circular dependency would make executables grow so its
> existence might matter to someone using only Mat+Vec in an extremely
> low-memory environment.)
> > > >>
> > > >>
> > > >>
> > > >
> > >
> > >
> > >
> >
> >
>



-- 
What most experimenters take for granted before they begin their experiments
is infinitely more interesting than any results to which their experiments
lead.
-- Norbert Wiener
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