[Nek5000-users] Running Simulations in Parallel with nekbmpi
nek5000-users at lists.mcs.anl.gov
nek5000-users at lists.mcs.anl.gov
Wed May 11 13:44:10 CDT 2011
Hello,
I recently built nek on a new machine with an Intel i7. I think I have all
the necessary libraries and packages installed but it looks like nek is
trying to run 4 processors in series when I use nekbmpi. Has anyone
experienced a similar problem? Below is the header of my logfile for a case
where I tried running with two processors.
Thanks,
John
/----------------------------------------------------------\\
| _ __ ______ __ __ ______ ____ ____ ____ |
| / | / // ____// //_/ / ____/ / __ \\ / __ \\ / __ \\ |
| / |/ // __/ / ,< /___ \\ / / / // / / // / / / |
| / /| // /___ / /| | ____/ / / /_/ // /_/ // /_/ / |
| /_/ |_//_____//_/ |_|/_____/ \\____/ \\____/ \\____/ |
| |
|----------------------------------------------------------|
| |
| NEK5000: Open Source Spectral Element Solver |
| COPYRIGHT (c) 2008-2010 UCHICAGO ARGONNE, LLC |
| Version: 1.0rc1 / SVN r684 |
| Web: http://nek5000.mcs.anl.gov |
| |
\\----------------------------------------------------------/
Number of processors: 1
REAL wdsize : 8
INTEGER wdsize : 4
/----------------------------------------------------------\\
| _ __ ______ __ __ ______ ____ ____ ____ |
| / | / // ____// //_/ / ____/ / __ \\ / __ \\ / __ \\ |
| / |/ // __/ / ,< /___ \\ / / / // / / // / / / |
| / /| // /___ / /| | ____/ / / /_/ // /_/ // /_/ / |
| /_/ |_//_____//_/ |_|/_____/ \\____/ \\____/ \\____/ |
| |
|----------------------------------------------------------|
| |
| NEK5000: Open Source Spectral Element Solver |
| COPYRIGHT (c) 2008-2010 UCHICAGO ARGONNE, LLC |
| Version: 1.0rc1 / SVN r684 |
| Web: http://nek5000.mcs.anl.gov |
| |
\\----------------------------------------------------------/
Number of processors: 1
REAL wdsize : 8
INTEGER wdsize : 4
Beginning session:
/home/akerleyj/repos/nek5_svn/research/flatchan_Re1600/fc1d.rea
timer accuracy: 0.0000000E+00 sec
read .rea file
nelgt/nelgv/lelt: 1510 1510 1600
lx1 /lx2 /lx3 : 8 8 8
mapping elements to processors
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