The warning in the MD calculation
jian... at gmail.com
jian... at gmail.com
Wed Jun 10 00:22:07 UTC 2015
Dear cp2k users,
When I do a MD simulation, there are two warning in each SCF calculation?
Could you give me some advice?
===== Routine Calling Stack =====
8 set_mo_occupation_1
7 set_mo_occupation_2
6 scf_env_do_scf_inner_loop
5 scf_env_do_scf
4 qs_energies_scf
3 qs_forces
2 qs_mol_dyn_low
1 CP2K
*** 19:54:49 WARNING in qs_mo_occupation:set_mo_occupation_1 :: ***
*** Fermi-Dirac smearing includes the first MO ***
*** 19:54:49 WARNING in qs_mo_occupation:set_mo_occupation_1 ::
***
*** Fermi-Dirac smearing includes the last MO => Add more MOs for proper
***
*** smearing.
***
The input file
##########################################
&GLOBAL
PROJECT 64Ar-MD
RUN_TYPE MD
PRINT_LEVEL LOW
&END GLOBAL
&MOTION
&MD
ENSEMBLE NVT
STEPS 10000
TIMESTEP 0.5
TEMPERATURE 17200
&THERMOSTAT
REGION GLOBAL
TYPE NOSE
&NOSE
LENGTH 3
TIMECON 1.0
&END
&END
&END MD
&PRINT
&STRESS SILENT
&END STRESS
&END PRINT
&END MOTION
&FORCE_EVAL
METHOD Quickstep
STRESS_TENSOR ANALYTICAL
&DFT
BASIS_SET_FILE_NAME
/home/myu1410/work/cp2k/261/cp2k-2.6.1/data/BASIS_SET
POTENTIAL_FILE_NAME
/home/myu1410/work/cp2k/261/cp2k-2.6.1/data/POTENTIAL
MULTIPLICITY 1
&MGRID
CUTOFF 400
NGRIDS 4
REL_CUTOFF 30
&END MGRID
&QS
EPS_DEFAULT 1.0E-12
EPS_GVG 1.0E-6
EPS_PGF_ORB 1.0E-6
MAP_CONSISTENT
&END QS
&SCF
MAX_SCF 200
SCF_GUESS atomic
EPS_SCF 1.00E-04
CHOLESKY INVERSE
&DIAGONALIZATION
&END DIAGONALIZATION
# &OT
# &END OT
ADDED_MOS 100 100
&SMEAR
ELECTRONIC_TEMPERATURE 17200
METHOD FERMI_DIRAC
&END SMEAR
&MIXING
METHOD BROYDEN_MIXING
ALPHA 0.6
BETA 1.0
NBROYDEN 15
&END
&END SCF
&XC
&XC_GRID
XC_SMOOTH_RHO NN10
XC_DERIV SPLINE2
&END XC_GRID
&XC_FUNCTIONAL Pade
&END XC_FUNCTIONAL
&END XC
&END DFT
&SUBSYS
&CELL
ABC 13.00535 13.00535 13.00535
&END CELL
&COORD
SCALED
@INCLUDE './64ar.xyz0'
&END COORD
&KIND Ar
BASIS_SET DZVP-GTH-PADE
POTENTIAL GTH-PADE-q8
&END KIND
&END SUBSYS
&END FORCE_EVAL
##########################################
Thanks!
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