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I've attached the config.log and configure output files. The OS on
the machine is
(flashc 119%) cat /etc/redhat-release
Red Hat Linux release 9 (Shrike)
(flashc 120%) uname -a
Linux flashc.lanl.gov 2.4.24-cm32lnxi6plsd2pcsmp #1 SMP Thu Mar 10
15:27:12 MST 2005 i686 athlon i386 GNU/Linux
On Apr 10, 2006, at 7:55 AM, Brian Barrett wrote:
> On Apr 10, 2006, at 9:43 AM, David Gunter wrote:
>> After much fiddling around, I managed to create a version of open-mpi
>> that would actually build. Unfortunately, I can't run the simplest
>> of applications with it. Here's the setup I used:
>> export CC=gcc
>> export CXX=g++
>> export FC=gfortran
>> export F77=gfortran
>> export CFLAGS="-m32"
>> export CXXFLAGS="-m32"
>> export FFLAGS="-m32"
>> export FCFLAGS="-m32"
>> export LDFLAGS="-L/usr/lib"
> That looks about right. I'm surprised you need the LDFLAGS, but I
> can see where it might be needed, and I doubt it's causing the
> problems you are seeing. Actually, mmm... depending on which LANL
> system you are on, that might be needed for gm, so that makes sense.
>> ./configure --prefix=/net/scratch1/dog/flash64/openmpi/
>> openmpi-1.0.2-32b --build=i686-pc-linux-gnu --with-bproc --with-g
>> m --enable-io-romio --with-romio --with-io-romio-flags='--build=i686-
> I'm surprised you need the --build= flag, but again, not what is
> causing issues here.
>> Configure completes, as does 'make' and then 'make install'. Next I
>> tried to compile a simple MPI_Send test application, which fails to
>> (flashc 104%) gcc -m32 -I/net/scratch1/dog/flash64/openmpi/
>> openmpi-1.0.2-32b/include -o send4 send4.c -L/net/scratch1/dog/
>> flash64/openmpi/openmpi-1.0.2-32b/lib -lmpi
>> warning: epoll_wait is not implemented and will always fail
>> warning: epoll_ctl is not implemented and will always fail
>> warning: epoll_create is not implemented and will always fail
> That's extremely weird. For some reason, we're trying to use the
> epoll code, but it clearly isn't supported (as the linker so nicely
> informs us). I'm a little curious how this can happen. Would you
> mind sending the output of configure as well as the config.log file
> it generates? Also, do you know what OS is running on that machine?
> Brian Barrett
> Open MPI developer
> users mailing list