fenics team mailing list archive

[Anders Logg <logg@xxxxxxxxx>]

On Sun, Feb 14, 2010 at 10:55:11PM +0000, Garth N. Wells wrote:
>
>
> Anders Logg wrote:
> > On Fri, Feb 12, 2010 at 10:27:07AM +0000, Garth N. Wells wrote:
> >>
> >> Anders Logg wrote:
> >>> On Fri, Feb 12, 2010 at 12:18:19AM +0100, Anders Logg wrote:
> >>>> Here's an update on the status for getting packages ready for
> >>>> inclusion in the next Ubuntu LTS release.
> >>>>
> >>>> 1. Johannes needs all releases to be ready by Monday. That will give
> >>>> him a couple of days to prepare the packages.
> >>>>
> >>>> Which releases do we want to make? There have been JIT compiler fixes
> >>>> in FFC and UFL that would be good to get in, and also updates in
> >>>> DOLFIN.
> >>> As far as I can see, we are ready to make the following releases:
> >>>
> >>>   UFL    0.5.2
> >>>   FErari 0.2.0
> >>>   FFC    0.9.1
> >>>
> >>> I can just push the button on these if no one has anything to add.
> >>>
> >>> The following remains:
> >>>
> >>>   Instant 0.9.8: Why is the buildbot failing?
> >>>   DOLFIN  0.9.7: SCOTCH problems
> >>>
> >> DOLFIN should be straightened out today. There are no problems per se,
> >> just the efficiency needs to be improved. I've done this for one
> >> function, and just now need to do it for another.
> >
> > Everything except DOLFIN should be ready for release now. It's
> > currently failing on the buildbot with
> >
> >   In file included from dolfin/fem/DofMap.cpp:24:
> >   dolfin/fem/DofMapBuilder.h:13:35: error: boost/unordered_set.hpp: No
> >   such file or directory
> >   In file included from dolfin/fem/DofMap.cpp:24:
> >
> >> I've found some erratic behaviour with SCOTCH and ParMETIS with larger
> >> numbers of partitions. Sometimes partitioning works, sometimes it hangs.
> >> Can anyone run the elasticity cpp demo with 5 processes?
> >
> > I haven't installed SCOTCH yet, so it fails for me. Is SCOTCH now
> > default? Does it work with the regular SCOTCH in Debian?
>
> No. The Debian package contains only the serial libs. Not sure why.

ok, then we should probably make ParMETIS the default for now since
the DOLFIN package will depend on the Debian version.

We can set ParMETIS as default now, make the release and then change
back after the release.

--
Anders


> Garth
>
> How does it
> > compare to ParMETIS? (Speed, memory usage.) I remember the first time
> > we tried SCOTCH that it was very intensive on memory usage.
> >
> > When I change to ParMETIS, assembling works (but is slow) and then
> > UMFPACK reports a singular matrix.
> >
> >> Garth
> >>
> >>
> >>
> >>> It would be good to sort out the Instant problem today and the DOLFIN
> >>> problem needs to be fixed before Monday.
> >>>
> >>> Anything else that needs to be released? As far as I can see, nothing
> >>> is needed for UFC, FIAT and Viper.
> >>>
> >>
>
>

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