[CP2K-user] [CP2K:17148] Re: Expert Advice needed: PERIODIC_EFIELD with metal nano-particle

Sam Broderick waveman68 at gmail.com
Mon Jun 13 10:24:03 UTC 2022


The output from the production one (the global run is large show I include 
the end here:

MD| 
***************************************************************************
 MD| Step number                                                           
 5104
 MD| Time [fs]                                                       
2552.000000
 MD| Conserved quantity [hartree]                           
 -0.262582505304E+04
 MD| 
---------------------------------------------------------------------------
 MD|                                          Instantaneous             
Averages
 MD| CPU time per MD step [s]                     26.061410           
 33.822750
 MD| Energy drift per atom [K]           0.374503646625E+03   
0.205283418423E+03
 MD| Potential energy [hartree]         -0.262589862674E+04 
 -0.262592631376E+04
 MD| Kinetic energy [hartree]            0.137757326096E+00   
0.119719069562E+00
 MD| Temperature [K]                             376.625724           
327.309498
 MD| 
***************************************************************************

 Spin 1

 Number of electrons:                                                       
 435
 Number of occupied orbitals:                                               
 435
 Number of molecular orbitals:                                             
  435

 Spin 2

 Number of electrons:                                                       
 434
 Number of occupied orbitals:                                               
 434
 Number of molecular orbitals:                                             
  434

 Number of orbital functions:                                               
1975
 Number of independent orbital functions:                                   
1975

 Extrapolation method: PS Nth order
 Extrapolation order:  2


 SCF WAVEFUNCTION OPTIMIZATION

  ----------------------------------- OT 
---------------------------------------
  Minimizer      : DIIS                : direct inversion
                                         in the iterative subspace
                                         using   7 DIIS vectors
                                         safer DIIS on
  Preconditioner : FULL_SINGLE_INVERSE : inversion of 
                                         H + eS - 
2*(Sc)(c^T*H*c+const)(Sc)^T
  Precond_solver : DEFAULT
  stepsize       :    0.08000000                  energy_gap     :   
 0.08000000
  ortho_irac     : CHOL                           irac_degree    :         
    4
  max_irac       :            50                  eps_irac       :   
0.10000E-09
  eps_irac_switch:   0.10000E-01                  eps_irac_quick_exit: 
0.100E-04
  on_the_fly_loc : F
  ----------------------------------- OT 
---------------------------------------

  Step     Update method      Time    Convergence         Total energy   
 Change
  
------------------------------------------------------------------------------
     1 OT DIIS     0.80E-01    1.6     0.00000775     -2625.8983262879 
-2.63E+03
     2 OT DIIS     0.80E-01    1.7     0.00000405     -2625.8983310938 
-4.81E-06
     3 OT DIIS     0.80E-01    1.7     0.00000353     -2625.8983328495 
-1.76E-06
     4 OT DIIS     0.80E-01    1.7     0.00000334     -2625.8983350122 
-2.16E-06
     5 OT DIIS     0.80E-01    1.8     0.00000315     -2625.8983386726 
-3.66E-06
     6 OT DIIS     0.80E-01    1.7     0.00000296     -2625.8983443709 
-5.70E-06
     7 OT DIIS     0.80E-01    1.7     0.00000269     -2625.8983545672 
-1.02E-05
     8 OT DIIS     0.80E-01    1.7     0.00000249     -2625.8983637011 
-9.13E-06
     9 OT DIIS     0.80E-01    1.7     0.00000233     -2625.8983715220 
-7.82E-06
    10 OT DIIS     0.80E-01    1.7     0.00000220     -2625.8983782333 
-6.71E-06
    11 OT DIIS     0.80E-01    1.8     0.00000210     -2625.8983844367 
-6.20E-06
    12 OT DIIS     0.80E-01    1.7     0.00000203     -2625.8983895822 
-5.15E-06
    13 OT DIIS     0.80E-01    1.7     0.00000197     -2625.8983941766 
-4.59E-06
    14 OT DIIS     0.80E-01    1.7     0.00000191     -2625.8983986569 
-4.48E-06
    15 OT DIIS     0.80E-01    1.7     0.00000185     -2625.8984037404 
-5.08E-06
    16 OT DIIS     0.80E-01    1.7     0.00000178     -2625.8984097126 
-5.97E-06
    17 OT DIIS     0.80E-01    1.7     0.00000166     -2625.8984185968 
-8.88E-06
    18 OT DIIS     0.80E-01    1.6     0.00000154     -2625.8984272390 
-8.64E-06
    19 OT DIIS     0.80E-01    1.7     0.00000142     -2625.8984357725 
-8.53E-06
    20 OT DIIS     0.80E-01    1.7     0.00000130     -2625.8984426842 
-6.91E-06
    21 OT DIIS     0.80E-01    1.7     0.00000121     -2625.8984475524 
-4.87E-06
    22 OT DIIS     0.80E-01    1.7     0.00000113     -2625.8984512475 
-3.70E-06
    23 OT DIIS     0.80E-01    1.7     0.00000106     -2625.8984545255 
-3.28E-06
    24 OT DIIS     0.80E-01    1.7     0.00000099     -2625.8984573944 
-2.87E-06

 *** SCF run terminated - exceeded requested execution time:   86340.000 
seconds.

 *** Execution time now:    86340.037 seconds.

  *** SCF run converged in    24 steps ***


  Electronic density on regular grids:       -869.0000000000       
 0.0000000000
  Core density on regular grids:              868.9999999985       
-0.0000000015
  Total charge density on r-space grids:       -0.0000000014
  Total charge density g-space grids:          -0.0000000014

  Overlap energy of the core charge distribution:               
0.00000146582976
  Self energy of the core charge distribution:             
 -4570.41375350254566
  Core Hamiltonian energy:                                   
1458.28031159567945
  Hartree energy:                                             
899.55026105138484
  Exchange-correlation energy:                               
-412.42098926839282
  Dispersion energy:                                           
-0.89428873636523

  Total energy:                                             
-2625.89845739440943

  outer SCF iter =    1 RMS gradient =   0.99E-06 energy =     
 -2625.8984573944
  outer SCF loop converged in   1 iterations or   24 steps


 ENERGY| Total FORCE_EVAL ( QS ) energy [a.u.]:           
 -2625.898460009454993

 *** MD run terminated - exceeded requested execution time:   86340.000 
seconds.

 *** Execution time now:    86343.048 seconds.

On Monday, June 13, 2022 at 12:19:20 PM UTC+2 Sam Broderick wrote:

> An additional question: after a global run, where the last step did not 
> converge within the WALLTIME I set in the input:
>
>  *** SCF run terminated - exceeded requested execution time:   86340.000 
> seconds.
>
>  *** Execution time now:    86340.037 seconds.
>
> What is stored in the restart data? The last converged MD step or the one 
> that did not converge? Could this be why I get this error when I try to 
> start a production run form this? Sorry for the newbie questions.
>
> READ RESTART : WARNING : nspin is not equal 
>
>
>  *******************************************************************************
>  *   ___                                                                   
>     *
>  *  /   \                                                                 
>      *
>  * [ABORT]                                                                 
>     *
>  *  \___/                     Reducing nspin is not possible.             
>      *
>  *    |                                                                   
>      *
>  *  O/|                                                                   
>      *
>  * /| |                                                                   
>      *
>  * / \                                                         
>  qs_mo_io.F:708 *
>
>  *******************************************************************************
>
>
>  ===== Routine Calling Stack ===== 
>
>             8 read_mo_set_from_restart
>             7 calculate_first_density_matrix
>             6 scf_env_initial_rho_setup
>             5 init_scf_run
>             4 qs_energies
>             3 qs_forces
>             2 qs_mol_dyn_low
>             1 CP2K
>
> On Monday, June 13, 2022 at 11:42:26 AM UTC+2 Sam Broderick wrote:
>
>> Dear cp2k aficionados,
>>
>>
>> It seems to me that I have run into a strong limitation of cp2k, but I am 
>> not know enough to anything close to sure. My goal: determine spectroscopic 
>> response of an organic molecule near a metal nano-particle.
>>
>> On the one hand, &DIAGONALIZATION is strongly recommended for metals. On 
>> the other hand, TRAVIS requires &PERIODIC_EFIELD to determine the 
>> polarizability, but this means &OT. I am having severe difficulties with 
>> the production run with a thermostat.
>>
>> Is cp2k the right tool or am I just not doing it right (e.g., something 
>> better than DZVP-MOLOPT-SR-GTH and GTH-PBE-q)
>>
>> Would you please have a look at my .inp and provide me with some tips? My 
>> boss is quite dissatisfied with node hour usage while I try to figure this 
>> out.
>>
>> Many, many thanks
>> Sam
>>
>

-- 
You received this message because you are subscribed to the Google Groups "cp2k" group.
To unsubscribe from this group and stop receiving emails from it, send an email to cp2k+unsubscribe at googlegroups.com.
To view this discussion on the web visit https://groups.google.com/d/msgid/cp2k/1cb69247-862f-4dba-85a8-4953bed216e9n%40googlegroups.com.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.cp2k.org/archives/cp2k-user/attachments/20220613/64aee5ad/attachment-0001.htm>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: Au79-ot-production-error.out
Type: application/octet-stream
Size: 19774 bytes
Desc: not available
URL: <https://lists.cp2k.org/archives/cp2k-user/attachments/20220613/64aee5ad/attachment-0001.obj>


More information about the CP2K-user mailing list