[AMBER] Problem on SMD

From: Rilei Yu <yulaomao1983.yahoo.com.cn>
Date: Wed, 6 Apr 2011 22:15:02 +0800 (CST)

Dear Amber users,

I came across a very strange problem when I performed SMD. I found the results obtained  from the cluster and my own computer are completely different! I have read the manual and checked the mail-list, but the problem still cannot be solved. I even performed the example of smd simulation (/test/jar) on cluster and my computer respectively, I still found the same problem.

Results from cluter:
115.00000      15.12396  998760.44518       0.00000 
   115.00500      15.09956  999054.42553    4994.53718 
   115.01000      15.07685  999331.52354    9990.50205 
   115.01500      15.05634  999586.55907   14987.79726 
   115.02000      15.03874  999812.55953   19986.29505 
   115.02500      15.02844  999965.59720   24985.74044 
   115.03000      15.02698  ************   29985.72992 
   115.03500      15.03141  ************   34985.89511 
   115.04000      15.04172  999982.77344   39985.94176 
   115.04500      15.05555  999894.54075   44985.63505 
   115.05000      15.07037  999796.33556   49984.86224 
   115.05500      15.08410  999708.99704   54983.62557 
   115.06000      15.09265  999673.47611   59982.08175 
   115.06500      15.09892  999660.79139   64980.41742 
   115.07000      15.09737  999726.26672   69978.88507 
   115.07500      15.09330  999816.95038   74977.74311 
   115.08000      15.08976  999902.41465   79977.04152 
   115.08500      15.08366  ************   84976.83099 
   115.09000      15.07399  ************   89977.26467 
   115.09500      15.06406  ************   94978.43839 
   115.10000      15.06058  ************   99980.19731 
   115.10500      15.06330  ************  104982.22514 
   115.11000      15.07514  ************  109984.13890 
   115.11500      15.09240  ************  114985.57522 
   115.12000      15.11027  ************  119986.38330 
   115.12500      15.12536  999996.43730  124986.61753 
   115.13000      15.13571  999942.87965  129986.46583 
   115.13500      15.14105  999939.48763  134986.17174 
   115.14000      15.13706  ************  139986.09404 
   115.14500      15.12803  ************  144986.59182 
   115.15000      15.10987  ************  149988.01938 
   115.15500      15.09047  ************  154990.63606 
   115.16000      15.07038  ************  159994.48995 
   115.16500      15.04781  ************  164999.66031 
   115.17000      15.03415  ************  170005.98625 
   115.17500      15.02742  ************  175013.07190 
   115.18000      15.03007  ************  180020.50975 


Results from my computer:
 15.00000      15.12396   -1239.55482       0.00000
    15.00500      14.75768    2473.15435       3.08400
    15.01000      15.13558   -1255.79414       6.12740
    15.01500      15.14907   -1340.65261      -0.36372
    15.02000      14.77035    2496.53852       2.52600
    15.02500      15.12877   -1037.71408       6.17306
    15.03000      15.17777   -1477.69021      -0.11545
    15.03500      14.78810    2468.99680       2.36281
    15.04000      15.12121    -812.13264       6.50497
    15.04500      15.21140   -1663.95241       0.31476
    15.05000      14.81200    2380.03972       2.10498
    15.05500      15.11374    -587.42138       6.58653
    15.06000      15.24212   -1821.18824       0.56500
    15.06500      14.83812    2268.84550       1.68415
    15.07000      15.10132    -313.17744       6.57332
    15.07500      15.27260   -1976.02059       0.85032
    15.08000      14.86053    2194.68405       1.39698
    15.08500      15.09461     -96.12775       6.64337
    15.09000      15.29175   -2017.47807       1.35935
    15.09500      14.88712    2078.79152       1.51264
    15.10000      15.09700      30.01635       6.78466
    15.10500      15.31485   -2098.45710       1.61356\
I am sure that all the input file are the same (I performed this simulation directly in the ./amber10/test/jar)!
It seems that there are some problem with my cluster, but  it works well for the MD.
I am really sorry for bringing this trouble to you!
Best wishes,
Rilei Yu
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Received on Wed Apr 06 2011 - 07:30:03 PDT
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