Re: [gmx-users] simultaneous runs

2015-04-09 Thread mah maz
Thank you very much Justin! it was helpful as usual.



On Sun, Apr 5, 2015 at 9:40 AM, mah maz mahma...@gmail.com wrote:

 Dear all,
 I performed 2 runs one after the other. Then, I performed those 2 runs
 simultaneously(no special commands were applied, I just used different
 terminals with mdrun -v command) but in different directories. Results
 (like msd and energies) were expected to be nearly the same. but they are
 completely different. Does it mean that we cant perform several runs
 simultaneously?
 Thanks!

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Re: [gmx-users] simultaneous runs

2015-04-05 Thread Justin Lemkul



On 4/5/15 1:10 AM, mah maz wrote:

Dear all,
I performed 2 runs one after the other. Then, I performed those 2 runs
simultaneously(no special commands were applied, I just used different
terminals with mdrun -v command) but in different directories. Results
(like msd and energies) were expected to be nearly the same. but they are
completely different. Does it mean that we cant perform several runs
simultaneously?


Independent runs have no effect on each other.  All you're seeing is the random 
nature of MD.


http://www.gromacs.org/Documentation/Terminology/Reproducibility

-Justin

--
==

Justin A. Lemkul, Ph.D.
Ruth L. Kirschstein NRSA Postdoctoral Fellow

Department of Pharmaceutical Sciences
School of Pharmacy
Health Sciences Facility II, Room 629
University of Maryland, Baltimore
20 Penn St.
Baltimore, MD 21201

jalem...@outerbanks.umaryland.edu | (410) 706-7441
http://mackerell.umaryland.edu/~jalemkul

==
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[gmx-users] simultaneous runs

2015-04-04 Thread mah maz
Dear all,
I performed 2 runs one after the other. Then, I performed those 2 runs
simultaneously(no special commands were applied, I just used different
terminals with mdrun -v command) but in different directories. Results
(like msd and energies) were expected to be nearly the same. but they are
completely different. Does it mean that we cant perform several runs
simultaneously?
Thanks!
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