[gmx-users] compressed tng file

Mark Abraham mark.j.abraham at gmail.com
Sat Oct 24 21:10:25 CEST 2015


I forget the details, but why are you supposing a factor of three? The best
you can do with storing full-precision trajectory information to -o .tng is
gzip compression, which is well known not to be great for MD trajectories.
-x .tng is another matter.


On Sat, Oct 24, 2015 at 8:24 PM Ahmet Yıldırım <ahmedo047 at gmail.com> wrote:

> Dear users,
> In order to get the tng file smaller than trr file I am using the following
> command but I get the same file size as trr file. Whereas the tng file file
> should be about 3 times smaller than the trr file.
> I wonder if anybody has any clue what's wrong?
> gmx_d mdrun -v -s md.tpr -cpo md.cpt -o md.tng -c md.gro -e md.edr -g
> md.log
> --
> Ahmet Yıldırım
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