Problem with mpi

Wed Dec 13 08:22:04 CST 2006

On Wed, 13 Dec 2006, Ben Tay wrote:

> Hi,
> 
> I have some problems with using mpi. My code works with one server but when
> I test it on another system, I get the wrong answers. In that system, the
> mpi is located at /usr/local/topspin/mpi/mpich/. I tried to specify it with
> --with-mpi-dir but it wasn't able to find during config. I then add
> --with-mpirun=/usr/local/topspin/mpi/mpich/bin/mpirun_ssh and it
> compiled but wrong answers when run. 
                ^^^^^^^^^^^

   This could mean anything. What do you mean by wrong answers? Slightly 
different answers? Hugely different answers? Crashes?

> May I know what file does it look for
> if --with-mpi-lib is used? My lib64 directory has
> 
> libfmpich.a     libfmpich_p.a   libmpich.a        libmpichf90nc_i.a
> libmpichf90nc_p.so  libmpichfsup.a     libmpichfsup_p.a   libmpich_i.a
> libmpich_p.so  libpmpich++.so
> libfmpich_i.a   libfmpich_p.so  libmpichf90_i.a   libmpichf90nc_i.so
> libmpichf90_p.a     libmpichfsup_i.a   libmpichfsup_p.so  libmpich_i.so
> libmpich.so
> libfmpich_i.so  libfmpich.so    libmpichf90_i.so  libmpichf90nc_p.a
> libmpichf90_p.so    libmpichfsup_i.so  libmpichfsup.so    libmpich_p.a
> libpmpich++.a
> 
> 
> I then tried to use --download-mpich=yes but the error msg is
> 
> *********************************************************************************
>         UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for
> details):
> ---------------------------------------------------------------------------------------
> Error running configure on MPICH: Could not execute 'cd
> /nfs/lsftmp/g0306332/petsc-2.3.2-p7/externalpackages/mpich2-1.0.4p1;./configure
> --prefix=/nfs/lsftmp/g0306332/petsc-2.3.2-p7/externalpackages/mpich2-1.0.4p1/linux64-mpi-shared
> CC="icc  -fPIC -g " --disable-cxx F90="ifort  -fPIC -g  " F77="ifort  -fPIC
> -g  " --enable-sharedlibs=libtool --without-mpe --with-pm=gforker':
> Configuring MPICH2 version 1.0.4p1 with
> '--prefix=/nfs/lsftmp/g0306332/petsc-2.3.2-p7/externalpackages/mpich2-
> 1.0.4p1/linux64-mpi-shared' 'CC=icc  -fPIC -g ' '--disable-cxx' 'F90=ifort
> -fPIC -g  ' 'F77=ifort  -fPIC -g  ' '--enable-sharedlibs=libtool'
> '--without-mpe' '--with-pm=gforker'
> Executing mpich2prereq in /nfs/lsftmp/g0306332/petsc-2.3.2-p7
> /externalpackages/mpich2-1.0.4p1/src/mpid/ch3 with
> Executing mpich2prereq in /nfs/lsftmp/g0306332/petsc-2.3.2-p7
> /externalpackages/mpich2-1.0.4p1/src/mpid/ch3/channels/sock
> sourcing /nfs/lsftmp/g0306332/petsc-2.3.2-p7/externalpackages/mpich2-1.0.4p1
> /src/pm/gforker/mpich2prereq
> checking for gcc... icc  -fPIC -g
> checking for C compiler default output file name... a.out
> checking whether the C compiler works... yes
> checking whether we are cross compiling... no
> checking for suffix of executables...
> checking for suffix of object files... o
> checking whether we are using the GNU C compiler... yes
> checking whether icc  -fPIC -g  accepts -g... yes
> checking for icc  -fPIC -g  option to accept ANSI C... none needed
> checking for type of weak symbol support... pragma weak
> checking whether __attribute__ ((weak)) allowed... yes
> checking for multiple weak symbol support... yes
> checking whether we are using the GNU Fortran 77 compiler... no
> checking whether ifort  -fPIC -g   accepts -g... yes
> checking how to get verbose linking output from ifort  -fPIC -g  ... -v
> checking for Fortran libraries of ifort  -fPIC -g  ...
> -L/usr/local/intel/fc9.0/lib -L/usr/lib/gcc/x86_64-redhat-linux/3.4.6/
> -L/usr/lib/gcc/x86_64-redhat-linux/3.4.6/../../../../lib64 -lsvml -lifport
> -lifcore -limf -lm -lirc -lgcc_s -lirc_s
> checking whether C can link with  -L/usr/local/intel/fc9.0/lib
> -L/usr/lib/gcc/x86_64-redhat-linux/3.4.6/
> -L/usr/lib/gcc/x86_64-redhat-linux/3.4.6/../../../../lib64 -lsvml -lifport
> -lifcore -limf -lm -lirc -lgcc_s -lirc_s... yes
> checking for linker for Fortran main programs... Use Fortran to link
> programs
> checking for Fortran 77 name mangling... lower underscore
> checking that f works as the extension for Fortran 90 program... yes
> checking whether we are using the GNU Fortran 90 compiler... no
> checking whether ifort  -fPIC -g   accepts -g... yes
> checking for extension for Fortran 90 programs... f90
> checking whether the Fortran 90 compiler (ifort  -fPIC -g    ) works... yes
> checking whether the Fortran 90 compiler (ifort  -fPIC -g    ) is a
> cross-compiler... no
> checking whether Fortran 90 works with Fortran 77... yes
> checking whether Fortran accepts ! for comments... yes
> checking for include directory flag for Fortran... -I
> checking for Fortran 77 flag for library directories... -L
> checking for which Fortran libraries are needed to link C with Fortran...
> none
> checking whether Fortran compiler processes .F files with C preprocessor...
> yes
> checking that f works as the extension for Fortran 90 program... yes
> checking whether we are using the GNU Fortran 90 compiler... (cached) no
> checking whether ifort  -fPIC -g   accepts -g... (cached) yes
> checking for extension for Fortran 90 programs... f90
> checking whether the Fortran 90 compiler (ifort  -fPIC -g    ) works... yes
> checking whether the Fortran 90 compiler (ifort  -fPIC -g    ) is a
> cross-compiler... no
> checking for Fortran 90 module extension... mod
> checking for Fortran 90 module include flag... -I
> checking whether Fortran 90 accepts f90 suffix... yes
> checking whether Fortran 90 compiler processes .F90 files with C
> preprocessor... yes
> checking for f90 compiler vendor... intel
> checking for perl... /usr/bin/perl
> checking for ar... ar
> checking for ranlib... ranlib
> checking for etags... etags
> checking for etags argument to specify language... --language=c
> checking whether global variables handled properly... yes
> checking for a BSD-compatible install... /usr/bin/install -c
> checking whether install works... yes
> checking whether install breaks libraries... no
> checking whether mkdir -p works... yes
> checking for make... make
> checking whether clock skew breaks make... no
> checking whether make supports include... yes
> checking whether make allows comments in actions... yes
> checking for virtual path format... VPATH
> checking whether make sets CFLAGS... no
> checking for bash... /bin/sh
> checking whether /bin/sh supports arrays... yes
> configure: error: Creating shared libraries using libtool not yet supported
> *********************************************************************************
> 
> May I know what's wrong?
> 
> Thank you.
> 
> Regards
> 