rsh error running mpi code?

[Bill Rankin]

On Fri, 2002-05-17 at 12:01,  William Gropp <gropp at mcs.anl.gov>:

> At 10:50 AM 5/17/2002 -0400, Jeff Layton wrote:
> >Good morning,
> >
> >    I'm curious if anyone has seen this error message before
> >when running a MPI code,
> >
> >rcmd: socket: All ports in use
> >
> >The code is running 120 processes 

Hmm, just a wild guess, but how many pty's do you have in /dev?
Could you be using them all? (120x2=240 which is kind of close to 256).

-bill

-- 
dr. bill rankin .................................... research scientist
wrankin at ee.duke.edu .......................... center for computational
duke university dept. of electrical engr ...... science and engineering
http://www.ee.duke.edu/~wrankin ................... http://cse.duke.edu