I see, thank you.
On Fri, Mar 2, 2018 at 3:09 PM, Mark Abraham
wrote:
> Hi,
>
> No, GROMACS long pre-dates useful implementations of MPI I/O (which anyway
> don't suit GROMACS needs), and handles its own MPI reduction and does I/O
> from a single rank per simulation.
>
Hi,
No, GROMACS long pre-dates useful implementations of MPI I/O (which anyway
don't suit GROMACS needs), and handles its own MPI reduction and does I/O
from a single rank per simulation.
Mark
On Fri, Mar 2, 2018 at 3:00 PM Amin Rouy wrote:
> sorry Justin, I am familiar
On 3/2/18 8:40 AM, Amin Rouy wrote:
Hi
I am not so familiar with parallelization. Can some one please tell me if
Gromacs
use MPI-parallel I/O (MPI-IO), or one should do it by himself for his MPI
jobs?
Everything you need to know is in the manual:
Yes, you can besides the minor command-line interface differences,
using MPI and thread-MPI works essentially the same way.
http://www.gromacs.org/Documentation/Acceleration_and_parallelization#MPI.2c.c2.a0Thread-MPI
--
Szilárd
On Thu, Nov 28, 2013 at 11:07 AM, Richa Singh