Re: Where to put the "nodelist" file

From: Elsa F. Sousa Henriques (Henriques_at_fias.uni-frankfurt.de)
Date: Wed Jun 07 2006 - 04:24:33 CDT

Hi,

If you take a look at

http://www.ks.uiuc.edu/Research/namd/wiki/index.cgi?LinuxClusters

there are a number of useful scripts to pass the "nodelist" to charmrun
in parallel networks.

Hope it helps,

Elsa

Quoting Edelmiro Moman <moman_at_titus.u-strasbg.fr>:

> Hi,
>
> I would like to run NAMD in a AMD64 Linux cluster. This is what I
> learned from the manual/release notes:
>
> The same binaries used for individual workstations as described above
> can be used with charmrun to run in parallel on a workstation network.
> The only difference is that you must provide a "nodelist" file listing
> the machines where namd2 processes should run, for example:
>
> group main
> host brutus
> host romeo
>
> The "group main" line defines the default machine list. Hosts brutus
> and romeo are the two machines on which to run the simulation. Note
> that charmrun may run on one of those machines, or charmrun may run
> on a third machine. All machines used for a simulation must be of the
> same type and have access to the same namd2 binary.
>
> My question is, where the "nodelist" file should be located? I guess
> it should be in the working directory so that one can define a
> different list of nodes for each run. Is that correct? Will charmrun
> look for the file automatically?
>
> Cheers,
>
> Miro
>

-- 
Elsa Henriques, Ph.D.
Frankfurt Institute for Advanced Studies   Tel: +49 (0)69 798 47502
Max von Laue Str. 1, room 1.215            Fax: +49 (0)69 798 47611
60438 Frankfurt am Main, Germany        E-mail: 
Henriques_at_fias.uni-frankfurt.de
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