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quantum999

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liuds7792

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Originally posted by quantum999 at 2008-11-1 19:49:
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liuds7792

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VASP with OpenMP and MPI

Moderators: admin.   
Author  Post  
pavel   Thu Oct 02 2008, 03:30PM   


Registered Member #923
Joined Tue Oct 17 2006, 04:08PM
Location: Karlsruhe, Germany
posts 15
Is it possible to compile VASP with combination of OpenMP (shared memory) within one node and MPI for communication between different nodes? It would be very useful for e.g. IBM Power 6 computers with 32 CPU per nodes.
Has anyone an experience?  
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job   Mon Oct 06 2008, 03:17PM   


Registered Member #371
Joined: Tue Aug 16 2005, 09:44AM
posts 44
Do you see any OpenMP directives in the source code?

No? Well, that answers it then..   

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http://cms.mpi.univie.ac.at/vasp-forum/forum_viewtopic.php?2.4851
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4Â¥2008-11-01 20:56:17
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quantum999

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mpirun -np ...
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5Â¥2008-11-02 09:06:15
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liuds7792

½ð³æ (СÓÐÃûÆø)

ÊäÈ룺mpirun -np 2 ./vasp > out&
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mpiexec_xeon (handle_stdin_input 1089): stdin problem; if pgm is run in background, redirect from /dev/null
mpiexec_xeon (handle_stdin_input 1090):     e.g.: mpiexec -n 4 a.out < /dev/null &
mpiexec_xeon (handle_stdin_input 1089): stdin problem; if pgm is run in background, redirect from /dev/null
mpiexec_xeon (handle_stdin_input 1090):     e.g.: mpiexec -n 4 a.out < /dev/null &
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6Â¥2008-11-02 12:33:57
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liuds7792

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mpirun -np 2 ./vasp < /dev/null > out&

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vasp.4.6.26 15Dec04 complex
executed on             LinuxPgi date 2008.11.02  19:16:40
running on    2 nodes
distr:  one band on    1 nodes,    2 groups

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7Â¥2008-11-02 19:17:45
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http://cms.mpi.univie.ac.at/vasp-forum/forum_viewtopic.php?2.4554
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8Â¥2008-11-03 19:44:32
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zhangyunli

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9Â¥2009-04-25 18:51:13
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