From: John Stone (johns_at_ks.uiuc.edu)
Date: Mon Nov 02 2009 - 13:50:12 CST

Hi,
  You didn't specify what operating system you're running.
Before making any suggestions, it would be helpful to have
more details about which OS you're running, and which version of
VMD you're running on it.

Cheers,
  John Stone
  vmd_at_ks.uiuc.edu

On Mon, Nov 02, 2009 at 11:02:14AM -0700, Paymon Pirzadeh wrote:
> Hello,
> I am using GROMACS to simulate my systems. my system has 21600 water
> molecules and a protein (in total 130394 sites). I have generated 5
> trajectories of 1000 frames (5000 frames in total), but when I load the
> trajectories, the number of frames are less than what it should be. When
> I check the log page I see the following message:
> "Error reading timestep, out of memory"
>
> My desktop has ~4GB RAM and system monitoring shows elevation of RAM
> engagement up to 80% during loading the trajectories.
> Is there any way to bypass this problem?
> Thanks,
>
> Paymon

-- 
NIH Resource for Macromolecular Modeling and Bioinformatics
Beckman Institute for Advanced Science and Technology
University of Illinois, 405 N. Mathews Ave, Urbana, IL 61801
Email: johns_at_ks.uiuc.edu                 Phone: 217-244-3349
  WWW: http://www.ks.uiuc.edu/~johns/      Fax: 217-244-6078