fenics team mailing list archive

["Garth N. Wells" <gnw20@xxxxxxxxx>]

Johannes Ring wrote:
> Hi Jiping,
>
> I think this segfault problem must have been introduced when I added
> Trilinos as a dependency to the DOLFIN Ubuntu packages. 

Why do we have Trilinos as a dependency for the package? I don't see 
what this adds for the user at this stage.

Garth

This seems to only
> affect the 64 bit packages. I will try to work out a solution, but I wont
> be able to do it until next week. If you need to work with DOLFIN before
> that, I suggest you build DOLFIN from source.
>
> Sorry for your troubles,
> Johannes
>
> On Thu, July 31, 2008 17:33, Jiping Xin wrote:
> > Hi there,
> >
> > I'm writing you to ask you if you could help me with a problem:
> >
> > I'm Using Ubuntu 8.04 x86_64 with kernel 2.6.24-19-generic and installed
> > FEniCS on my computer.
> > But when I want to start the demo.py, I'm getting pretty soon a fatal MPI
> > error.
> >
> > I already googled this issue, but the only "solution" I found there:
> > http://www.mail-archive.com/dolfin-dev@xxxxxxxxxx/msg02795.html
> >
> > But this solution (to follow the installation instruction on the FEniCS
> > homepage) was exactly what I've done to install FEniCS.
> >
> > I hope you can give me some more information or support to solve this
> > issue.
> >
> > If you need any additional informations, don't hesitate to ask for it.
> >
> > Here is the output of the demo.py (which I attach to this mail):
> >
> > ==========================
> > jiping@iwr22:~/Documents/FEniCS$ python demo.py
> > [iwr22:06710] mca: base: component_find: unable to open osc pt2pt: file
> > not found (ignored)
> > libibverbs: Fatal: couldn't read uverbs ABI version.
> > --------------------------------------------------------------------------
> > [0,0,0]: OpenIB on host iwr22 was unable to find any HCAs.
> > Another transport will be used instead, although this may result in
> > lower performance.
> > --------------------------------------------------------------------------
> > Solving linear PDE.
> >   Assembling matrix over cells (finished).
> >   Assembling vector over cells (finished).
> >   Assembling vector over exterior facets (finished).
> >   Computing Dirichlet boundary values, topological search (finished).
> >   Applying boundary conditions to linear system.
> >   Solving linear system of size 1089 x 1089 (PETSc LU solver, umfpack).
> > Saved function u (discrete function) to file poisson.pvd in VTK format.
> > *** An error occurred in MPI_Attr_get
> > *** after MPI was finalized
> > *** MPI_ERRORS_ARE_FATAL (goodbye)
> > [iwr22:6710] Abort before MPI_INIT completed successfully; not able to
> > guarantee that all other processes were killed!
> > *** An error occurred in MPI_Comm_rank
> > *** after MPI was finalized
> > *** MPI_ERRORS_ARE_FATAL (goodbye)
> > *** An error occurred in MPI_Type_free
> > *** after MPI was finalized
> > *** MPI_ERRORS_ARE_FATAL (goodbye)
> > Segmentation fault
> > ==========================
> >
> >
> > Here is, what /var/log/messages tells me:
> > ==========================
> > Jul 31 17:15:55 iwr22 kernel: [  454.120388] python[6710]: segfault at 58
> > rip 7f020373c666 rsp 7fff0dfae960 error 4
> > ==========================
> >
> > I hope you can help me and thank you in advance,
> > Jiping Xin
> >
> >
> > --
> > Jiping Xin
> > Engineering Mathematics, Mathematics School of Chalmers University of
> > Technology
> > Brahegatan 9, 1207 Room,
> > Gothenburg_______________________________________________
> > FEniCS-dev mailing list
> > FEniCS-dev@xxxxxxxxxx
> > http://www.fenics.org/mailman/listinfo/fenics-dev
>
>
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