On Wed, 2009-11-18 at 01:28 -0800, Bill Broadley wrote:
> A rather stable production code that has worked with various versions
> of MPI
> on various architectures started hanging with gcc-4.4.2 and openmpi
> 1.3.33
>
> Which lead me to this thread.
If you're investigating hangs in a parallel jo
Vincent Loechner wrote:
Bill,
A rather stable production code that has worked with various versions of MPI
on various architectures started hanging with gcc-4.4.2 and openmpi 1.3.33
Probably this bug :
https://svn.open-mpi.org/trac/ompi/ticket/2043
Waiting for a correct
Bill,
> A rather stable production code that has worked with various versions of MPI
> on various architectures started hanging with gcc-4.4.2 and openmpi 1.3.33
Probably this bug :
https://svn.open-mpi.org/trac/ompi/ticket/2043
Waiting for a correction, try adding this option to mpirun :
-mca
A rather stable production code that has worked with various versions of MPI
on various architectures started hanging with gcc-4.4.2 and openmpi 1.3.33
Which lead me to this thread.
I made some very small changes to Eugene's code, here's the diff:
$ diff testorig.c billtest.c
3,5c3,4
<
< #define
Simone Pellegrini wrote:
sorry for the delay but I did some additional experiments to found out
whether the problem was openmpi or gcc!
The program just hangs... and never terminates! I am running on a SMP
machine with 32 cores, actually it is a Sun Fire X4600 X2. (8
quad-core Barcelona AMD
Hi,
sorry for the delay but I did some additional experiments to found out
whether the problem was openmpi or gcc!
In attach u will find the program that causes the problem before mentioned.
I compile the program with the following line:
$HOME/openmpi-1.3.2-gcc44/bin/mpicc -O3 -g -Wall -fmessa
So far, I'm unable to reproduce this problem. I haven't exactly
reproduced your test conditions, but then I can't. At a minimum, I
don't have exactly the code you ran (and not convinced I want to!). So:
*) Can you reproduce the problem with the stand-alone test case I sent out?
*) Does the p
I'm responsible for some sm changes in 1.3.2, so I can try looking at
this. Some questions below:
Simone Pellegrini wrote:
Dear all,
I have successfully compiled and installed openmpi 1.3.2 on a 8 socket
quad-core machine from Sun.
I have used both Gcc-4.4 and Gcc-4.3.3 during the compilat
