Mahmood, iirc, a related bug was fixed in v2.0.0 Can you please update to 2.0.1 and try again ?
Cheers, Gilles On Saturday, October 1, 2016, Mahmood Naderan <mahmood...@gmail.com> wrote: > Hi, > Here is the bizarre behavior of the system and hope that someone can > clarify is this related to OMPI or not. > > When I issue the mpirun command with -np 2, I can see the output of the > program online as it is running (I am std out). However, if I issue the > command with -np 4, the progress is not shown!! > > > Please see the output below. I ran 'date' command first and the issued the > command with '-np 4'. After some seconds, I pressed ^C and ran 'date' > again. As you can see, there is no output information. Next, I ran with > '-np 2' and after a while I pressed ^C. You can see that the progress of > the program is shown. > > > > > mahmood@cluster:A4$ date > Sat Oct 1 11:26:13 2016 > mahmood@cluster:A4$ /share/apps/computer/openmpi-2.0.0/bin/mpirun > --hostfile hosts.txt -np 4 /share/apps/chemistry/siesta-4.0/spar/siesta < > A.fdf > Siesta Version: siesta-4.0--500 > Architecture : x86_64-unknown-linux-gnu--unknown > Compiler flags: /share/apps/computer/openmpi-2.0.0/bin/mpifort > PP flags : -DMPI -DFC_HAVE_FLUSH -DFC_HAVE_ABORT > PARALLEL version > > * Running on 4 nodes in parallel > >> Start of run: 1-OCT-2016 11:26:23 > > *********************** > * WELCOME TO SIESTA * > *********************** > > reinit: Reading from standard input > ************************** Dump of input data file > **************************** > ^CKilled by signal 2. > mahmood@cluster:A4$ date > Sat Oct 1 11:26:30 2016 > mahmood@cluster:A4$ /share/apps/computer/openmpi-2.0.0/bin/mpirun > --hostfile hosts.txt -np 2 /share/apps/chemistry/siesta-4.0/spar/siesta < > A.fdf > Siesta Version: siesta-4.0--500 > Architecture : x86_64-unknown-linux-gnu--unknown > Compiler flags: /share/apps/computer/openmpi-2.0.0/bin/mpifort > PP flags : -DMPI -DFC_HAVE_FLUSH -DFC_HAVE_ABORT > PARALLEL version > > * Running on 2 nodes in parallel > >> Start of run: 1-OCT-2016 11:26:36 > > *********************** > * WELCOME TO SIESTA * > *********************** > > reinit: Reading from standard input > ************************** Dump of input data file > **************************** > SystemLabel A > NumberOfAtoms 54 > NumberOfSpecies 2 > %block ChemicalSpeciesLabel > ... > ... > ... > ^CKilled by signal 2. > mahmood@cluster:A4$ date > Sat Oct 1 11:26:38 2016 > > > > > > Any idea about that? The problem occurs when I change the MPI's switches. > > Regards, > Mahmood > > >
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