[gmx-users] size limit in gromacs?

Oliver Beckstein oliver at biop.ox.ac.uk
Mon Jan 19 18:11:01 CET 2004

Look in the mailinglist archive for 'File too big' for a detailed 
exploration. In short: access your file through nfs.

I have no idea if 3.2.0 includes O_LARGEFILE in the file open code. (see 
http://www.gromacs.org/pipermail/gmx-users/2003-May/032229.html and 
previous messages)


On Mon, 19 Jan 2004, Milan Melichercik wrote:

> It is possible, Gromacs 3.1.4 has a file size limit (~ 2 to 2.5 GB)? Cause I
> have 2441589428 B gromacs trajectory and if I want to show it by ngmx, the
> program fails with message, it can't find the file. I've tried trjconv to
> reduce amount of data, but it failed by same way.
> Computer configuration: GNU/Linux (Debian/testing) kernel version 2.4.23
> 			1 GB RAM, AMD Athlon processor
> 			2 GB of swap space, but I think, it has no efect,
> cause by "openning" this file it doesn't work with disk by same way as it's
> swapping pages between swap space and memory
> Also I think it isn't a Linux bug, cause I can do many thinks with this file
> (e.g. cp, less, cat, mv, ...)
> thanks a lot
> Milan Melichercik
> _______________________________________________
> gmx-users mailing list
> gmx-users at gromacs.org
> http://www.gromacs.org/mailman/listinfo/gmx-users
> Please don't post (un)subscribe requests to the list. Use the
> www interface or send it to gmx-users-request at gromacs.org.

Oliver Beckstein * oliver at biop.ox.ac.uk

More information about the gromacs.org_gmx-users mailing list