[CP2K-user] [CP2K:17409] CI-NEB out of memory

Hasan Al-Mahayni hasanalmahayni at gmail.com
Thu Jul 28 23:30:23 UTC 2022


Hello All,

This is the first time I am running BAND calculation for Climbing image 
NEB. I attach the my input file and my two xyz files. I am getting a huge 
number of output files (639!). I don't think this is normal but I don't see 
what I did wrong in my input file. I only requested 5 image replicas. I 
gave the job a lot of memory/CPUS but it fails after 1 minute telling me 
its out of memory.  Can someone help me with this?


Thanks in advance,

Hasan.

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!&EXT_RESTART
 ! RESTART_FILE_NAME cp2k-1.restart
!&END

&GLOBAL
   RUN_TYPE BAND
   EXTENDED_FFT_LENGTHS .TRUE.
   FFTW_PLAN_TYPE ESTIMATE
   PREFERRED_FFT_LIBRARY FFTW3
   PROJECT cp2k
   PRINT_LEVEL LOW
   &TIMINGS SILENT
      THRESHOLD 1e-08
   &END TIMINGS
&END GLOBAL
&MOTION
&BAND
                NUMBER_OF_REPLICA 5
                K_SPRING 0.02
                &OPTIMIZE_BAND
                        OPT_TYPE DIIS
                        &DIIS
                                MAX_STEPS 1000
                        &END
                &END
                &CONVERGENCE_CONTROL
                        MAX_FORCE 0.0045
                        RMS_FORCE 0.0003
                        MAX_DR    0.0005
                        RMS_DR    0.0001
                &END
                ROTATE_FRAMES FALSE
                NPROC_REP 1
                BAND_TYPE CI-NEB
                &CI_NEB
                        NSTEPS_IT  5
                &END
                &REPLICA
                        COORD_FILE_NAME slab1.xyz
                &END
                &REPLICA
                        COORD_FILE_NAME slab2.xyz
                &END
                &PROGRAM_RUN_INFO
                        INITIAL_CONFIGURATION_INFO
                &END
                &CONVERGENCE_INFO
                        &EACH
                                BAND 1
                                REPLICA_EVAL 1
                        &END
                &END
        &END BAND

 &CONSTRAINT
    &FIXED_ATOMS
      COMPONENTS_TO_FIX XYZ
      LIST 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
    &END FIXED_ATOMS
  &END CONSTRAINT
   &GEO_OPT
      MAX_ITER 400
      OPTIMIZER BFGS
      MAX_DR 5e-04
     !RESTART_FILE_NAME cp2k-BFGS.Hessian
   &END GEO_OPT
   &PRINT
      &TRAJECTORY
         FORMAT XYZ
      &END TRAJECTORY
   &END PRINT
&END MOTION
&FORCE_EVAL
   METHOD Quickstep
   STRESS_TENSOR ANALYTICAL
   &PRINT
      &STRESS_TENSOR ON
      &END STRESS_TENSOR
   &END PRINT
   &DFT
      UKS .TRUE.
      CHARGE 0
      WFN_RESTART_FILE_NAME   cp2k-RESTART.wfn
      BASIS_SET_FILE_NAME BASIS_MOLOPT
      POTENTIAL_FILE_NAME GTH_POTENTIALS
      &MGRID
         NGRIDS 5
         RELATIVE_CUTOFF 50
         CUTOFF 550
      &END MGRID
      &QS
         EPS_DEFAULT 1.0E-12
         METHOD GPW
         EXTRAPOLATION USE_GUESS
      &END QS
      &SCF
         EPS_SCF 1.0E-10
         SCF_GUESS RESTART
         ADDED_MOS  200
         CHOLESKY  OFF
         MAX_SCF 100
         &OUTER_SCF F
            EPS_SCF 1.0E-10
            MAX_SCF 100
         &END OUTER_SCF
         &SMEAR T
            METHOD  FERMI_DIRAC
            ELECTRONIC_TEMPERATURE     3.0000000000000000E+02
         &END SMEAR
         &MIXING T
            METHOD  BROYDEN_MIXING
            ALPHA     4.0000000000000002E-01
            BETA     1.5000000000000000E+00
            NMIXING  5
            NBUFFER  8
         &END MIXING
      &END SCF
      &XC
         FUNCTIONAL_ROUTINE NEW
         DENSITY_CUTOFF 1.0e-12
         GRADIENT_CUTOFF 1.0e-12
         TAU_CUTOFF 1.0e-12
         &XC_FUNCTIONAL
            &PBE
            &END PBE
         &END XC_FUNCTIONAL
         &XC_GRID
            USE_FINER_GRID  .TRUE.
         &END XC_GRID
      &VDW_POTENTIAL                            ! ... dispersion interactions
         POTENTIAL_TYPE PAIR_POTENTIAL
         &PAIR_POTENTIAL
            TYPE DFTD3                          ! computed with the DFTD3 method
            REFERENCE_FUNCTIONAL PBE
            ! that requires the following parameters (in external file, specified here)
            PARAMETER_FILE_NAME ./dftd3.dat
            R_CUTOFF 15                         ! cutoff raddius for the dispersion interactions
         &END PAIR_POTENTIAL
      &END
     &END XC
 &POISSON
         POISSON_SOLVER  PERIODIC
         PERIODIC  XYZ
      &END POISSON
      &KPOINTS
         SCHEME  MONKHORST-PACK  4 4 1
         FULL_GRID  .TRUE.
      &END KPOINTS
&LS_SCF
         MAX_SCF 100
      &END LS_SCF
   &END DFT
   &SUBSYS
      &CELL
         ABC 12.91530535837229 12.91530535837229 35.4795
         ALPHA_BETA_GAMMA   90 90 90
         PERIODIC XYZ
      &END CELL

  &KIND Cu
   BASIS_SET DZVP-MOLOPT-SR-GTH
   POTENTIAL GTH-PBE
  &END KIND
 &KIND C
   BASIS_SET DZVP-MOLOPT-SR-GTH
   POTENTIAL GTH-PBE
  &END KIND
 &KIND O
   BASIS_SET DZVP-MOLOPT-SR-GTH
   POTENTIAL GTH-PBE
  &END KIND
 &KIND N
   BASIS_SET DZVP-MOLOPT-SR-GTH
   POTENTIAL GTH-PBE
  &END KIND
 &KIND H
   BASIS_SET DZVP-MOLOPT-SR-GTH
   POTENTIAL GTH-PBE
  &END KIND

  &TOPOLOGY
   COORD_FILE_FORMAT XYZ
   COORD_FILE_NAME slab1.xyz
   CONN_FILE_FORMAT off
  &END TOPOLOGY


   &END SUBSYS
&END FORCE_EVAL
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