[gmx-users] Error in volume coupling, no domain decomposition

shabana yasmeen shabana.yasmeen90 at gmail.com
Wed Jul 1 06:52:31 CEST 2015

I have used mdrun -nt 1.. can anyone guide me that Is this command doing
volume couling and after this command is there any need to do volume
coupling again???

Thanks in advance..



On Tue, Jun 30, 2015 at 8:14 AM, soumadwip ghosh <soumadwipghosh at gmail.com>

> Hi,
>     Is there a possibility that your system is too small and thus the
> domain decomposition can't take place within the 16 processor you are
> using? Try to alter the number of terminals using -nt ( keep 1) option or
> play around with decreasing the time step or increasing the box length.
> Follow the link below
> http://www.gromacs.org/Documentation/Errors#There_is_no_domain_decomposition_for_n_nodes_that_is_compatible_with_the_given_box_and_a_minimum_cell_size_of_x_nm
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