AMBER Archive (2003)

Subject: Re: mpirun problem: no rsh

From: Carlos Simmerling (carlos_at_csb.sunysb.edu)
Date: Wed Jun 18 2003 - 12:56:48 CDT

can you just type in "rsh feynman10.pharm.net"?
meaning can you get there without trouble outside
of amber? can you ping the machine, or do a traceroute?
Carlos
===================================================================
Carlos L. Simmerling, Ph.D.
Assistant Professor Phone: (631) 632-1336
Center for Structural Biology Fax: (631) 632-1555
Stony Brook University Web: http://comp.chem.sunysb.edu/carlos
Stony Brook, NY 11794-5115 E-mail: carlos.simmerling_at_stonybrook.edu
===================================================================

----- Original Message -----
From: "Peter Anderson" <toutvabien78_at_yahoo.com>
To: <amber_at_heimdal.compchem.ucsf.edu>
Sent: Wednesday, June 18, 2003 1:50 PM
Subject: mpirun problem: no rsh

> Dear Amber Users,
>
> I'm having a problem with doing parallel runs for
> sander. Last week I was able to do them without any
> problems at all by entering the following command and
> options:
>
> % mpirun -np 4 /apps/amber/amber7/exe/sander -O -i
> ...
>
> I have a proper .rhosts file. Now, however, when I
> try to do the same thing, I get a message stating
>
> feynman10.pharm.net: No route to host
>
> ['feynman' is the name of our Linux cluster.]
>
> When I enter the ps -u command, I notice that there
> are no rsh jobs running now, but last week, when
> everything was working fine, the rsh jobs were
> running.
>
> I assume that no rsh means that the processors can't
> communicate with one another properly. Does anyone
> know how I can make the rsh work again?
>
> Thank you very much,
> Peter Anderson
>
> __________________________________
> Do you Yahoo!?
> SBC Yahoo! DSL - Now only $29.95 per month!
> http://sbc.yahoo.com
>
>