Re: [OMPI users] problems with 1.6

2012-05-14 Thread Ralph Castain
Afraid I'll need more info than that, David - how was it configured, what is the resource manager, and what was the command line to launch? We aren't seeing any problems in our test systems, so I suspect the most likely reason is version confusion where the mpirun being used doesn't match the b

[OMPI users] problems with 1.6

2012-05-14 Thread David Turner
Hi all, I am having troubles with the newly-available 1.6 release (tar.gz). I built it with my "normal" configure options, with no obvious configure or make errors. I used both PGI 12.4, and GCC 4.7.0, under Scientific Linux 5.5. I then compiled my "normal" matrix-multiply test case. Upon exec

[OMPI users] Polling and Interrupt

2012-05-14 Thread vaibhav dutt
Hi all, Can anybody tell me how to enable the polling and interrupt/blocking execution in OpenMPI? Thanks

Re: [OMPI users] Uncommitted MPI_Datatype leaks memory heavily

2012-05-14 Thread Bert Wesarg
On Sun, May 13, 2012 at 8:31 PM, George Bosilca wrote: > Get the free out of the #ifndef LEAK and your problem will be solved. Compiling with -DNEBUG whould also solve the problem. Bert > >  george. >

[OMPI users] Open-MPI 1.6 searches for default hostfile in the wrong directory

2012-05-14 Thread Götz Waschk
Dear Open-MPI developers, I have built my own package of openmpi 1.6 based on the RHEL6 package on my SL6 test machine. My tests fail like this: Open RTE was unable to open the hostfile: /usr/lib64/openmpi-intel/etc/openmpi-default-hostfile Check to make sure the path and filename are correct

Re: [OMPI users] Uncommitted MPI_Datatype leaks memory heavily

2012-05-14 Thread Jeff Squyres
On May 14, 2012, at 2:16 AM, Andreas Schäfer wrote: > Not much more surprising than an array allocated by malloc() not being > automatically deallocated once the pointer dies. The datatype variable > is merely a handle, Open MPI has an internal data store for each > user-defines datatype. Same for

Re: [OMPI users] Uncommitted MPI_Datatype leaks memory heavily

2012-05-14 Thread Andreas Schäfer
On 09:06 Mon 14 May , Ilja Honkonen wrote: > Thanks, so it's a feature. A bit surprising though since usually local > variables are deallocated automatically. Not much more surprising than an array allocated by malloc() not being automatically deallocated once the pointer dies. The datatype v

Re: [OMPI users] Uncommitted MPI_Datatype leaks memory heavily

2012-05-14 Thread Ilja Honkonen
Get the free out of the #ifndef LEAK and your problem will be solved. for (int i = 0; i< 1000; i++) { MPI_Datatype type; assert( MPI_Type_contiguous( 10 * sizeof(double),