[gmx-users] Parallel run

[David van der Spoel]

Dhananjay wrote:
> Dear all,
> 
> When gromacs parallel version is installed on two nodes and tried to
> fire a parallel job following error occour.
> 
> -bash-2.05b$ mdrun -np 2 -s 1WMI_em.tpr -o 1WMI_em.trr -c 1WMI_b4pr.gro 
> -e em.edr -g em.log
> 
> 
> -----------------------------------------------------------------------------
> It seems that there is no lamd running on this host, which indicates
> that the LAM/MPI runtime environment is not operating.  The LAM/MPI
> runtime environment is necessary for MPI programs to run (the MPI
> program tired to invoke the "MPI_Init" function).
> 
> Please run the "lamboot" command the start the LAM/MPI runtime
> environment.  See the LAM/MPI documentation for how to invoke
> "lamboot" across multiple machines.
> -----------------------------------------------------------------------------
> 
> I have simply installed gromacs-3.3 on two nodes as per the procedure 
> given on web.
> 
> Yet I didn't fing "lamboot" command. I have installed lam-7.0.6
add the path to lamboot to your PATH variable
> 
> Please suggest me the way to get parallel run.
> 
> 
> 
> ------------------------------------------------------------------------
> 
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-- 
David.
________________________________________________________________________
David van der Spoel, PhD, Assoc. Prof., Molecular Biophysics group,
Dept. of Cell and Molecular Biology, Uppsala University.
Husargatan 3, Box 596,  	75124 Uppsala, Sweden
phone:	46 18 471 4205		fax: 46 18 511 755
spoel at xray.bmc.uu.se	spoel at gromacs.org   http://xray.bmc.uu.se/~spoel
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