[mpich-discuss] Cluster problem running MPI programs

[Brice Chaffin]

Thanks Gus,

That is the main tutorial I used. It is dated, but complete, which why I
chose it to base my first try on. Now that I have some experience with
the overall process, I am going back over the mpich2 docs and rebuilding
the whole thing.

On Tue, 2012-04-10 at 22:42 -0400, Gus Correa wrote:
> On 04/10/2012 09:01 PM, Pavan Balaji wrote:
> >
> > [please keep mpich-discuss cc'ed]
> >
> > Sorry, we can't help you with mpd.
> >
> > I'm not sure which tutorial you are following, but if you look at the
> > README, it will give you step-by-step instructions for building and
> > installing mpich2.
> >
> > -- Pavan
> 
> For what it is worth, this issue appeared recently
> in the list, related to the following tutorial,
> which is very detailed, but unfortunately seems
> to have become obsolete now [particularly regarding mpd]:
> 
> https://help.ubuntu.com/community/MpichCluster
> 
> To configure/make/install MPICH and to run MPI programs,
> you may be better off if you use the MPICH2
> documentation instead:
> 
> http://www.mcs.anl.gov/research/projects/mpich2/documentation/index.php?s=docs
> 
> If you already have or install gfortran,
> you don't need to disable Fortran in MPICH.
> You don't need to 'overconfigure' MPICH2 either.
> To get it up and running you may need at most to
> set --prefix [if you don't want it to install in /usr/local],
> and point to the compilers [e.g. FC=gfortran]
> 
> './configure -help' shows the options available.
> 
> My $0.02,
> Gus Correa
> 
> 
> 
> 
> >
> > On 04/10/2012 07:58 PM, Brice Chaffin wrote:
> >> I realize mpd is deprecated, but this being my first time, I was
> >> following tutorials that relied on mpd, so I made the decision to use it
> >> on my first run. I did very little configuration of mpich2, beyond
> >> disabling Fortran options(since I have no Fortran compilers installed)
> >> and setting the install directory. I am not familiar with all the config
> >> options yet, so I may have left something important out. The problem
> >> with the tutorials is that they assume everything works the first time.
> >> I had to do some fine tuning afterwards, and may need to do some more to
> >> correct this. I'm just not quite sure yet where the trouble is.
> >>
> >> On Tue, 2012-04-10 at 19:41 -0500, Pavan Balaji wrote:
> >>> Hello,
> >>>
> >>> How did you configure mpich2? Please note that mpd is now deprecated
> >>> and is not supported. In 1.4.1p1, mpd should not be built at all by
> >>> default.
> >>>
> >>> -- Pavan
> >>>
> >>> On 04/10/2012 07:27 PM, Brice Chaffin wrote:
> >>>> Hi all,
> >>>>
> >>>> I have built a small cluster, but seem to be having a problem.
> >>>>
> >>>> I am using Ubuntu Linux 11.04 server edition on two nodes, with an NFS
> >>>> share for a common directory when running as a cluster.
> >>>>
> >>>> According to mpdtrace the ring is fully functional. Both machines are
> >>>> recognized and communicating.
> >>>>
> >>>> I can run regular c programs compiled with gcc using mpiexec or mpirun,
> >>>> and results are returned from both nodes. When running actual MPI
> >>>> programs, such as the examples included with MPICH2, or ones I compile
> >>>> myself with mpicc, I get this:
> >>>>
> >>>> rank 1 in job 8 node1_33851 caused collective abort of all ranks
> >>>> exit status of rank 1: killed by signal 4
> >>>>
> >>>> I am including mpich2version output so you can see exactly how I built
> >>>> it.
> >>>>
> >>>> MPICH2 Version: 1.4.1p1
> >>>> MPICH2 Release date: Thu Sep 1 13:53:02 CDT 2011
> >>>> MPICH2 Device: ch3:nemesis
> >>>> MPICH2 configure: --disable-f77 --disable-fc --with-pm=mpd
> >>>> --prefix=/home/bchaffin/mpich2
> >>>> MPICH2 CC: gcc -O2
> >>>> MPICH2 CXX: c++ -O2
> >>>> MPICH2 F77:
> >>>> MPICH2 FC:
> >>>>
> >>>> This is my first time working with a cluster, so any advice or
> >>>> suggestions are more than welcome.
> >>>>
> >>>>
> >>>>
> >>>>
> >>>> _______________________________________________
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> >>>
> >>
> >>
> >>
> >
> 
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