[gmx-users] About mdrun -nt number

Peter C. Lai pcl at uab.edu
Mon Sep 24 17:43:24 CEST 2012


# of mdrun threads

-nt N is used to basically tell mdrun how many threads to spawn on the 
local host. We refer to threads since on some architectures, a single core
can handle multiple threads. (like 2 threads per core with hyperthreading).

On 2012-09-24 04:33:19PM +0100, Lara Bunte wrote:
> Hi
> 
> In the man page of mdrun is written for the option -nt int: "Number of threads to start (0 is guess)"
> 
> What do this mean? What is a thread in this context?
> 
> Thanks
> Greetings
> Lara
> 
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