[mpich-discuss] Clarification needed on running processes on MPICH2

Rajeev Thakur thakur at mcs.anl.gov
Tue Nov 25 13:38:45 CST 2008


If you are refering to the output of "printf", you can try adding an
fflush(stdout) after the printf. You don't have much control over the order
in which it is printed from different processes.
 
Rajeev 


  _____  

From: mpich-discuss-bounces at mcs.anl.gov
[mailto:mpich-discuss-bounces at mcs.anl.gov] On Behalf Of Waruna Ranasinghe
Sent: Tuesday, November 25, 2008 1:35 AM
To: mpich-discuss at mcs.anl.gov
Subject: [mpich-discuss] Clarification needed on running processes on MPICH2


Hi all,
I submitted 3 processes at the same time using mpiexec. the results of each
process appears only after all the processes have finished. (I guess that
the way mpich schedule it).
What if I want to get the result of the process, which was submitted first,
first. (like first in first out).

I use MPICH2 cluster in Fedora 8 (with mpd)

Thank you.
Waruna Ranasinghe 

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