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From: Gustavo Seabra (gustavo.seabra_at_[hidden])
Date: 2008-10-13 22:46:23


Hi All,

I was trying to solve the problem reported here:
http://www.lam-mpi.org/MailArchives/lam/2008/10/13850.php
("lamd kernel: problem with select() (1): Bad file descriptor" in Cygwin/WinXP)

Basically, I installed LAM 7.1.3 in Cygwin/WindowsXP. The compilation
seems to go well, but when I try to run a simple MPI program, such as
the "hello" example, I can run it only once in the same LAM session.
The second time I try to run it, the LAM crashes with the message
above (see also the example below).

This time I have tried to disable the widows firewall, which was
interfering with the "conftest" execution during the setup. The LAM
compiles just fine, but I still have the same error.

I wonder if anyone could take a look at the output files I get, and
maybe tell me if you can spot something wrong there. The LAM was
configured and compiled with a shell script "configure_lam", with the
command:

$ ./configure_lam 2>&1 | tee configure_lam.log

The files are here: ( I also include here the logfile generated by LAM itself)
http://www.qtp.ufl.edu/~seabra/share/LAM-MPI-Cygwin/configure_lam
http://www.qtp.ufl.edu/~seabra/share/LAM-MPI-Cygwin/configure_lam.log
http://www.qtp.ufl.edu/~seabra/share/LAM-MPI-Cygwin/config.log

I'd really appreciate any help you could give me here.

Thank you very much,
Gustavo.

Example: This is representative of the error I'm seeing.
=========================================
$ lamboot

LAM 7.1.3 - Indiana University

$ mpirun -np 2 trivialf.exe
 rank 1 received message
 rank 0 sent message
$ mpirun -np 2 trivialf.exe
 rank 1 received message
 rank 0 sent message
lamd kernel: problem with select() (1): Bad file descriptor
=========================================