quantum-espresso/tests/lattice-ibrav5-kauto.ref

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Program PWSCF v.3.2cvs starts ...
Today is 4Sep2007 at 22: 3: 9
Ultrasoft (Vanderbilt) Pseudopotentials
Current dimensions of program pwscf are:
ntypx = 10 npk = 40000 lmax = 3
nchix = 6 ndmx = 2500 nbrx = 14 nqfx = 8
bravais-lattice index = 5
lattice parameter (a_0) = 10.0000 a.u.
unit-cell volume = 707.1068 (a.u.)^3
number of atoms/cell = 2
number of atomic types = 1
number of electrons = 2.00
number of Kohn-Sham states= 1
kinetic-energy cutoff = 25.0000 Ry
charge density cutoff = 100.0000 Ry
convergence threshold = 1.0E-06
mixing beta = 0.7000
number of iterations used = 8 plain mixing
Exchange-correlation = SLA PZ NOGX NOGC (1100)
celldm(1)= 10.000000 celldm(2)= 0.000000 celldm(3)= 0.000000
celldm(4)= 0.500000 celldm(5)= 0.000000 celldm(6)= 0.000000
crystal axes: (cart. coord. in units of a_0)
a(1) = ( 0.500000 -0.288675 0.816497 )
a(2) = ( 0.000000 0.577350 0.816497 )
a(3) = ( -0.500000 -0.288675 0.816497 )
reciprocal axes: (cart. coord. in units 2 pi/a_0)
b(1) = ( 1.000000 -0.577350 0.408248 )
b(2) = ( 0.000000 1.154701 0.408248 )
b(3) = ( -1.000000 -0.577350 0.408248 )
PseudoPot. # 1 for H read from file H.vbc.UPF
Pseudo is Norm-conserving, Zval = 1.0
Using radial grid of 131 points, 0 beta functions with:
atomic species valence mass pseudopotential
H 1.00 1.00080 H ( 1.00)
12 Sym.Ops. (with inversion)
Cartesian axes
site n. atom positions (a_0 units)
1 H tau( 1) = ( 0.0000000 0.0000000 -0.0661404 )
2 H tau( 2) = ( 0.0000000 0.0000000 0.0661404 )
number of k points= 2
cart. coord. in units 2pi/a_0
k( 1) = ( 0.0000000 0.0000000 0.3061862), wk = 0.5000000
k( 2) = ( 0.5000000 0.2886751 0.1020621), wk = 1.5000000
G cutoff = 253.3030 ( 11935 G-vectors) FFT grid: ( 32, 32, 32)
Largest allocated arrays est. size (Mb) dimensions
Kohn-Sham Wavefunctions 0.02 Mb ( 1491, 1)
NL pseudopotentials 0.00 Mb ( 1491, 0)
Each V/rho on FFT grid 0.50 Mb ( 32768)
Each G-vector array 0.09 Mb ( 11935)
G-vector shells 0.00 Mb ( 170)
Largest temporary arrays est. size (Mb) dimensions
Auxiliary wavefunctions 0.09 Mb ( 1491, 4)
Each subspace H/S matrix 0.00 Mb ( 4, 4)
Each <psi_i|beta_j> matrix 0.00 Mb ( 0, 1)
Arrays for rho mixing 4.00 Mb ( 32768, 8)
Initial potential from superposition of free atoms
starting charge 1.99995, renormalised to 2.00000
negative rho (up, down): 0.556E-05 0.000E+00
Starting wfc are 2 atomic wfcs
total cpu time spent up to now is 0.09 secs
Self-consistent Calculation
iteration # 1 ecut= 25.00 Ry beta=0.70
Davidson diagonalization with overlap
ethr = 1.00E-02, avg # of iterations = 2.0
negative rho (up, down): 0.137E-05 0.000E+00
total cpu time spent up to now is 0.14 secs
total energy = -2.22015314 Ry
Harris-Foulkes estimate = -2.29009804 Ry
estimated scf accuracy < 0.13299139 Ry
iteration # 2 ecut= 25.00 Ry beta=0.70
Davidson diagonalization with overlap
ethr = 6.65E-03, avg # of iterations = 1.0
negative rho (up, down): 0.445E-07 0.000E+00
total cpu time spent up to now is 0.19 secs
total energy = -2.23113139 Ry
Harris-Foulkes estimate = -2.23156934 Ry
estimated scf accuracy < 0.00100394 Ry
iteration # 3 ecut= 25.00 Ry beta=0.70
Davidson diagonalization with overlap
ethr = 5.02E-05, avg # of iterations = 2.0
total cpu time spent up to now is 0.25 secs
total energy = -2.23142755 Ry
Harris-Foulkes estimate = -2.23142729 Ry
estimated scf accuracy < 0.00001169 Ry
iteration # 4 ecut= 25.00 Ry beta=0.70
Davidson diagonalization with overlap
ethr = 5.84E-07, avg # of iterations = 1.5
total cpu time spent up to now is 0.29 secs
End of self-consistent calculation
k = 0.0000 0.0000 0.3062 ( 1477 PWs) bands (ev):
-10.0493
k = 0.5000 0.2887 0.1021 ( 1491 PWs) bands (ev):
-10.0290
! total energy = -2.23142674 Ry
Harris-Foulkes estimate = -2.23142874 Ry
estimated scf accuracy < 0.00000043 Ry
The total energy is the sum of the following terms:
one-electron contribution = -2.52737473 Ry
hartree contribution = 1.38462191 Ry
xc contribution = -1.31422948 Ry
ewald contribution = 0.22555556 Ry
convergence has been achieved in 4 iterations
Writing output data file pwscf.save
PWSCF : 0.32s CPU time, 0.39s wall time
init_run : 0.08s CPU
electrons : 0.20s CPU
electrons : 0.20s CPU
c_bands : 0.06s CPU ( 4 calls, 0.015 s avg)
sum_band : 0.03s CPU ( 4 calls, 0.008 s avg)
v_of_rho : 0.07s CPU ( 5 calls, 0.015 s avg)
v_h : 0.01s CPU ( 5 calls, 0.002 s avg)
v_xc : 0.06s CPU ( 5 calls, 0.012 s avg)
mix_rho : 0.01s CPU ( 4 calls, 0.001 s avg)
c_bands : 0.06s CPU ( 4 calls, 0.015 s avg)
cegterg : 0.06s CPU ( 8 calls, 0.007 s avg)
sum_band : 0.03s CPU ( 4 calls, 0.008 s avg)
wfcrot : 0.01s CPU ( 2 calls, 0.006 s avg)
cegterg : 0.06s CPU ( 8 calls, 0.007 s avg)
h_psi : 0.06s CPU ( 23 calls, 0.003 s avg)
g_psi : 0.00s CPU ( 13 calls, 0.000 s avg)
overlap : 0.00s CPU ( 13 calls, 0.000 s avg)
diaghg : 0.00s CPU ( 21 calls, 0.000 s avg)
update : 0.00s CPU ( 13 calls, 0.000 s avg)
last : 0.00s CPU ( 8 calls, 0.000 s avg)
h_psi : 0.06s CPU ( 23 calls, 0.003 s avg)
init : 0.00s CPU ( 23 calls, 0.000 s avg)
firstfft : 0.03s CPU ( 25 calls, 0.001 s avg)
secondfft : 0.03s CPU ( 25 calls, 0.001 s avg)
General routines
cft3 : 0.03s CPU ( 15 calls, 0.002 s avg)
cft3s : 0.06s CPU ( 58 calls, 0.001 s avg)
davcio : 0.00s CPU ( 26 calls, 0.000 s avg)