[gmx-users] Gromacs in Parallel

[Jim Kress]

Yes, many people have encountered this problem with mpich 1.2.7  Use a
version of MPICH2 (like OpenMPI) v1.3

Jim 

> -----Original Message-----
> From: gmx-users-bounces at gromacs.org 
> [mailto:gmx-users-bounces at gromacs.org] On Behalf Of Andrew Paluch
> Sent: Monday, August 10, 2009 10:53 AM
> To: gmx-users at gromacs.org
> Subject: [gmx-users] Gromacs in Parallel
> 
> To whom this may concern,
> 
> I am receiving the following errors when attempting to run 
> Gromacs in parallel:
> 
> Making 1D domain decomposition 4 x 1 x 1
> p2_21562:  p4_error: Timeout in establishing connection to 
> remote process: 0
> p2_21562: (302.964844) net_send: could not write to fd=5, errno = 32
> 
> 
> where I am using mpich 1.2.7 for 64 bit processors.  From 
> what I can find, it seems as if this is a mpich issue and not 
> an issue of Gromacs.  Has anyone else encountered such a 
> problem?  Also, does anyone have any suggestions for a solution?
> 
> Thank you,
> 
> Andrew 
>