AMBER Archive (2006)

Subject: AMBER: MD job stopped without any error information?

From: ying xiong (yxiong99_at_163.com)
Date: Mon Feb 27 2006 - 02:29:50 CST

Dear sir,
    When I run a MD job in which all the backbone atoms were fixed, the job stopped without any error information. Please see the last step:
 ------------------------------------------------------------------------------
check COM velocity, temp: 0.001876 0.01(Removed)

 NSTEP = 66000 TIME(PS) = 132.000 TEMP(K) = 297.26 PRESS = 0.0
 Etot = -115497.8257 EKtot = 26774.9162 EPtot = -142272.7419
 BOND = 734.6621 ANGLE = 2500.8806 DIHED = 3090.1269
 1-4 NB = 1467.5182 1-4 EEL = 13090.5211 VDWAALS = 10526.5964
 EELEC = -174608.9002 EHBOND = 0.0000 RESTRAINT = 925.8531
 EAMBER (non-restraint) = -143198.5950
 Ewald error estimate: 0.4388E-04
 ------------------------------------------------------------------------------
When I restart this job, it still can't continue. Please see the information:
What's matter with this job?
-------------------------------------------------------------------------------
   4. RESULTS
--------------------------------------------------------------------------------

 ---------------------------------------------------
 APPROXIMATING switch and d/dx switch using CUBIC SPLINE INTERPOLATION
 using 5000.0 points per unit in tabled values
 TESTING RELATIVE ERROR over r ranging from 0.0 to cutoff
| CHECK switch(x): max rel err = 0.2738E-14 at 2.422500
| CHECK d/dx switch(x): max rel err = 0.8314E-11 at 2.736960
 ---------------------------------------------------
| Local SIZE OF NONBOND LIST = 4750811
| TOTAL SIZE OF NONBOND LIST = 15671042

 NSTEP = 0 TIME(PS) = 132.000 TEMP(K) = 436.06 PRESS = -600.3
 Etot = -102985.4337 EKtot = 39276.1242 EPtot = -142261.5579
 BOND = 759.6675 ANGLE = 2531.1736 DIHED = 3092.8915
 1-4 NB = 1466.2119 1-4 EEL = 13072.9271 VDWAALS = 10548.0487
 EELEC = -174625.7221 EHBOND = 0.0000 RESTRAINT = 893.2438
 EAMBER (non-restraint) = -143154.8017
 EKCMT = 11578.5782 VIRIAL = 18515.4088 VOLUME = 535195.5139
                                                Density = 0.8374
 Ewald error estimate: 0.9154E-04
 ------------------------------------------------------------------------------

  
　　　　　　　　ying xiong
　　　　　　　　yxiong99_at_163.com
　　　　　　　　　　2006-02-27

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