[CPMD-list] KOHN-SHAM ENERGIES, Segmentation fault

Juerg Hutter hutter at pci.uzh.ch
Tue Jun 12 10:22:05 CEST 2007


Hi

my guess is that the problem is due to the PCG MINIMIZE
option. For Kohn-Sham calculations you want to use
a diagonalization option

DAVIDSON DIAGONALIZATION
or
LANCZOS DIAGONALIZATION

regards

Juerg Hutter

----------------------------------------------------------
Juerg Hutter                   Phone : ++41 44 635 4491
Physical Chemistry Institute   FAX   : ++41 44 635 6838
University of Zurich           E-mail: hutter at pci.uzh.ch
Winterthurerstrasse 190
CH-8057 Zurich, Switzerland
----------------------------------------------------------


On Tue, 12 Jun 2007, Shashidhar G wrote:

> Dear All
>
> I'm running CPMD on IBM, AIX, power 4 ( 54 Nos. of 4-Way SMP nodes and 1 No.
> of 32-Way SMP node) for Zn3Se3 atoms.
> Here I'm attaching my input file for KOHN-SHAM ENERGIES calculation . I ran
> it with 4 processor (2 x 2), I got  the following error in error file.
> Please help me in this regards and have a look on my input file.
>
> For the KOHN-SHAM ENERGIES calculation I proceed following steps
> 1. Wave Function Optimization ( With option OPTIMIZE WAVEFUNCTION)
> 2. Geometry Optimization ( With option OPTIMIZE GEOMETRY, RESTART
> WAVEFUNCTION COORDINATES LATEST)
> 3. Kohn-Sham Energies calculation
> ( With Option RESTART ALL
> KOHN-SHAM ENERGIES
> 27)
>
> I would like to know how to select the no.of Kohn-Sham Energies States for
> this system Zn3Se3 or any other system in general.
>
> ------------------------------------------------------------------------------------------------------------------------------
>
> The error file is ..................
>
> ATTENTION: 0031-408  4 tasks allocated by LoadLeveler, continuing...
> ERROR: 0031-250  task 1: Segmentation fault
> ERROR: 0031-250  task 0: Segmentation fault
> ERROR: 0031-250  task 2: Segmentation fault
> ERROR: 0031-250  task 3: Segmentation fault
> ------------------------------------------------------------------------------------------------------------------------------
>
>
>
> ----------------------------------------------------------------------------------------------------------------------------
>
> Some part of  CPMD ouput file is ..................
> ============================================================
>   |    Pseudopotential Report                                |
>   ------------------------------------------------------------
>   |  Atomic Symbol                   :   ZN                  |
>   |  Atomic Number                   :  30                   |
>   |  Number of core states           :   5                   |
>   |  Number of valence states        :   2                   |
>   |  Exchange-Correlation Functional :                       |
>   |     Slater exchange :  0.6667                            |
>   |     LDA correlation : Ceperley-Alder                     |
>   |  Scalar-relativistic calculation                         |
>   |  Electron Configuration :   N   L  Occupation            |
>   |                             1   S    2.0000              |
>   |                             2   S    2.0000              |
>   |                             2   P    6.0000              |
>   |                             3   S    2.0000              |
>   |                             3   P    6.0000              |
>   |                             3   D   10.0000              |
>   |                             4   S    2.0000              |
>   |  Full Potential Total Energy =    -1793.317675           |
>   |  Trouiller-Martins normconserving PP                     |
>   |     n    l        rc       energy                        |
>   |     4    S    2.2500     -0.22879                        |
>   |     3    P    2.2500     -0.22879                        |
>   |     3    D    2.2500     -0.38300                        |
>   |     4    F    1.2307     -0.22879                        |
>   |  Nonlinear core correction                               |
>   |  Core charge cutoff radius :   2.25000                   |
>   |  Number of Mesh Points :   708                           |
>   |  Pseudoatom Total Energy =  -53.983752                   |
>   ============================================================
> ============================================================
>   |    Pseudopotential Report                                |
>   ------------------------------------------------------------
>   |  Atomic Symbol                   :   SE                  |
>   |  Atomic Number                   :  34                   |
>   |  Number of core states           :   6                   |
>   |  Number of valence states        :   2                   |
>   |  Exchange-Correlation Functional :                       |
>   |     Slater exchange :  0.6667                            |
>   |     LDA correlation : Ceperley-Alder                     |
>   |  Scalar-relativistic calculation                         |
>   |  Electron Configuration :   N   L  Occupation            |
>   |                             1   S    2.0000              |
>   |                             2   S    2.0000              |
>   |                             2   P    6.0000              |
>   |                             3   S    2.0000              |
>   |                             3   P    6.0000              |
>   |                             3   D   10.0000              |
>   |                             4   S    2.0000              |
>   |                             4   P    4.0000              |
>   |  Full Potential Total Energy =    -2426.789166           |
>   |  Trouiller-Martins normconserving PP                     |
>   |     n    l        rc       energy                        |
>   |     4    S    1.9000     -0.64258                        |
>   |     4    P    1.9000     -0.24478                        |
>   |     3    D    1.9000     -0.24478                        |
>   |     4    F    1.0672     -0.24478                        |
>   |  Number of Mesh Points :   715                           |
>   |  Pseudoatom Total Energy =   -9.360779                   |
>   ============================================================
> ****************************************************************
> *   ATOM       MASS   RAGGIO NLCC              PSEUDOPOTENTIAL *
> *     Zn    65.3700   1.2000  YES    KLEINMAN      S     LOCAL *
> *                                                  P  NONLOCAL *
> *                                                  D  NONLOCAL *
> *     Se    78.9600   1.2000   NO    KLEINMAN      S     LOCAL *
> *                                                  P  NONLOCAL *
> ****************************************************************
>
>
> PARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARA
> NCPU     NGW     NHG  PLANES  GXRAYS  HXRAYS ORBITALS Z-PLANES
>    0    1531   12187      15     161     641      13       1
>    1    1522   12198      15     160     640      14       1
>    2    1522   12194      15     160     640      13       1
>    3    1524   12206      15     160     640      14       1
>               G=0 COMPONENT ON PROCESSOR :     0
> PARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARAPARA
>
> ***    LOADPA| SIZE OF THE PROGRAM IS 19676 KBytes ***
>
> OPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPEN
> NUMBER OF CPUS PER TASK                                        4
> OPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPENMPOPEN
>
> ***     RGGEN| SIZE OF THE PROGRAM IS 19916 KBytes ***
>
> ************************** SUPERCELL ***************************
> THIS IS AN ISOLATED SYSTEM CALCULATION
> POISSON EQUATION SOLVER  :                   TUCKERMAN & MARTYNA
> SHORT RANGE POTENTIAL LENGTH * BOX LENGTH                  7.000
> SYMMETRY:                                           SIMPLE CUBIC
> LATTICE CONSTANT(a.u.):                                 10.00000
> CELL DIMENSION:  10.0000  1.0000  1.0000   .0000   .0000   .0000
> VOLUME(OMEGA IN BOHR^3):                              1000.00000
> LATTICE VECTOR A1(BOHR):           10.0000      .0000      .0000
> LATTICE VECTOR A2(BOHR):             .0000    10.0000      .0000
> LATTICE VECTOR A3(BOHR):             .0000      .0000    10.0000
> RECIP. LAT. VEC. B1(2Pi/BOHR):       .1000      .0000      .0000
> RECIP. LAT. VEC. B2(2Pi/BOHR):       .0000      .1000      .0000
> RECIP. LAT. VEC. B3(2Pi/BOHR):       .0000      .0000      .1000
> REAL SPACE MESH:                    60           60           60
> WAVEFUNCTION CUTOFF(RYDBERG):                           80.63000
> DENSITY CUTOFF(RYDBERG):          (DUAL= 4.00)         322.52000
> NUMBER OF PLANE WAVES FOR WAVEFUNCTION CUTOFF:              6099
> NUMBER OF PLANE WAVES FOR DENSITY CUTOFF:                  48785
> NUMBER OF PLANE WAVES FOR BROYDEN MIXING:                  12187
> ****************************************************************
>
> ***  RINFORCE| SIZE OF THE PROGRAM IS 21928 KBytes ***
> ***    FFTPRP| SIZE OF THE PROGRAM IS 23680 KBytes ***
> ***   CLUSTER| SIZE OF THE PROGRAM IS 25024 KBytes ***
>
> GENERATE ATOMIC BASIS SET
>    Zn        SLATER ORBITALS
>       3D        ALPHA=   5.6167      OCCUPATION=10.00
>       4S        ALPHA=   1.1757      OCCUPATION= 2.00
>    Se        SLATER ORBITALS
>       4S        ALPHA=   1.8784      OCCUPATION= 2.00
>       4P        ALPHA=   1.8784      OCCUPATION= 4.00
>
>
> INITIALIZATION TIME:                                7.04 SECONDS
>
> ***    WFOPTS| SIZE OF THE PROGRAM IS 26888 KBytes ***
> RV30! NUMBER OF STATES   HAS CHANGED                     27   54
> RV30| WARNING! NO ACCUMULATOR INFORMATION
> RV30| WARNING! NO DENSITY INFORMATION
> RV30| WARNING! NO OCCUPATION NUMBERS INFORMATION
> RV30| WARNING! NO CONSTRAINT INFORMATION
>
> RESTART INFORMATION READ ON FILE                     ./RESTART.1
>
> ATOMIC COORDINATES AND VELOCITIES READ FROM FILE GEOMETRY
>
> ***     PHFAC| SIZE OF THE PROGRAM IS 28428 KBytes ***
> ATRHO| WARNING! THE NUMBER OF GENERATED ATOMIC STATE (30)
> ATRHO| WARNING! IS LESS THAN THE NUMBER OF STATE (54)
> ATRHO| WARNING!    24 STATES ARE EQUAL TO ZERO
> ATRHO| USE SECTION BASIS TO SPECIFY ATOMIC BASIS
> ATRHO| CHARGE(R-SPACE):   54.008614      (G-SPACE):   54.008614
> EWALD| SUM IN REAL SPACE OVER                      1* 1* 1 CELLS
>
> ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
>
>
>
> ----------------------------------------------------------------------------------------------------------------------------
> Input File is .....
>
> &INFO
>   Date : 1 June 2007,00:30
>   #Proc = 2x2 , WCLOCK Time = 24 Hours
>   KOHN ENERGY
> &END
> &CPMD
> CENTER MOLECULE ON
> oPTIMIZE WAVEFUNCTION
> oPTIMIZE GEOMETRY
> rESTART WAVEFUNCTION COORDINATES LATEST
> RESTART ALL
> KOHN-SHAM ENERGIES
> 27
> CONVERGENCE ORBITALS
> 1.0D-7
> CONVERGENCE ADAPT
> 0.02
> CONVERGENCE ENERGY
> 0.05
> LBFGS
> RANDOMIZE COORDINATES
> 0.00001
> PCG MINIMIZE
> PRINT LSCAL ON
> PRINT FORCES ON
> MAXSTEP
> 1000
> SPLINE POINTS
> 1000
> &END
>
> &DFT
> NEWCODE
> FUNCTIONAL LDA
> &END
> &SYSTEM
> SYMMETRY
> 0
> CELL
> 10.000 1.0  1.0  0  0  0
> CUTOFF
> 80.63
> POISSON SOLVER TUCKERMAN
> &END
>
> &ATOMS
>
> *ZN_NLCR.OUT1 KLEINMAN-BYLANDER NLCC
>  LMAX=D LOC=S
>  3
> -2.685906606      -1.056357325      -0.000538572
> -0.067633325       4.424512025      -0.045854223
> 3.387278737      -0.573305340       0.017338244
>
> *SE.OUT1 KLEINMAN-BYLANDER
>  LMAX=P LOC=S
>  3
> 0.639313500      -4.424512025       0.073122982
> -4.646290372       3.252012087      -0.073122982
> 4.646290372       3.987833938      -0.022232637
> &END
>
> ---------------------------------------------------------------------------------------------------------------------------
>
>
> Thanks in advance.
>
> With Regards
>
>
> SHASHIDHAR . G
> Project Intern,
> L 2 Cluster, Ist Floor,
> Centre for Development of Advanced Computing(CDAC)-Pune,
> Pune-411 007. INDIA.
>


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