[gmx-users] too long a simulation.

[Mark Abraham]

karamyog singh wrote:
> Dear gromaxers, I havea system of 6500 atoms. Gromacs shows that the 
> simulation will take 8 hrs to complete the simulation. Is my system that 
> large? The system is 15x15x15 units cells of Fe. so the the total box 
> size is 4.305. I have tken cu-offs for LJ as 1.55. There is only LJ 
> interaction. rslist is 1.55 too.

For one simulation timestep, that runtime is too large. For 10^8 
timesteps it's too small. Runtime will be approximately linear with the 
number of timesteps.

Mark