disk space requirement for mpich2 during PETSc library compilation

[Ben Tay]

Thanks Barry & Aron.

I've tried to install mpich2 on a scratch directory and it finished in a
short while.


On 1/13/07, Barry Smith <bsmith at mcs.anl.gov> wrote:
>
>
> Ben,
>
> This is partially our fault. We never run "make clean" on MPICH after the
> install so there are lots of .o and .a files lying around. I've updated
> BuildSystem/config/packages/MPI.py to run make clean after the install.
>
>   Barry
>
> On Sat, 13 Jan 2007, Aron Ahmadia wrote:
>
> > Hi Ben,
> >
> > My PETSc install on an OS X machine requires about 343 MB of space,
> > about 209 MB of which is MPICH.  Unfortunately this has the potential
> > of exceeding 500 MB temporarily I believe as the make process
> > generates a lot of object files during the software build.
> >
> > I think what you want to do is compile and install your own copy of
> > MPICH (using a scratch directory or whatever tools you have at your
> > disposal), then use the --with-mpi-dir=/location/to/mpich/install
> > argument into configure.
> >
> > I've never staged a PETSc build on a machine with an extremely limited
> > quota, the developers might have some suggestions on how to do this.
> >
> > ~A
> >
> > On 1/13/07, Ben Tay <zonexo at gmail.com> wrote:
> > > Hi,
> > >
> > > I am trying to compile PETSc with mpi using --download-mpich=1 in
> linux. The
> > > command is
> > >
> > >
> > >
> > > ./config/configure.py
> > > --with-fc=/lsftmp/g0306332/inter/fc/bin/ifort
> > > --with-blas-lapack-dir=/lsftmp/g0306332/inter/mkl/
> > > --download-mpich=1 --with-x=0 --with-shared
> > >
> > > It displays:
> > >
> > >
> =================================================================================
> > > Running configure on MPICH; this may take several
> > > minutes
> > >
> =================================================================================
> > >
> =================================================================================
> > > Running make on MPICH; this may take several
> > > minutes
> > >
> =================================================================================
> > >
> > > then it says disk quota exceeded. I've about 450mb free space, which
> is all
> > > filled up when the error shows. May I know how much disk space is
> required?
> > >
> > > Also can I compile just mpich on a scratch directory and then moved it
> to
> > > the PETSc externalpackages directory? Or do I have to compile
> everything
> > > (including PETSc) on a scratch directory and moved it my my directory?
> > >
> > > thank you.
> >
> >
>
>
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