<div dir="ltr">Dear, I played a little bit with all your hints. Let me paste here the input file I ended up<div><br></div><div>-------------------------------</div><div><br></div><div><div> &control</div><div>    pseudo_dir = '/users/verdoliv/espresso/pseudo/IronPseudo/',</div>
<div>    outdir='/scratch/rosa/verdoliv/AMMONIA/BLYP/K-BLYP-111/output',</div><div>    prefix='K-BLYP-111',</div><div>    title='K-BLYP-111',</div><div>    calculation='relax',</div><div>    ndw = 56,</div>
<div> /</div><div> &system</div><div>    ibrav=8, C=9.9305, A=7.02146, B=8.10768, cosAB=0.0, cosAC=0.0, cosBC=0.0,</div><div>    nat=48, ntyp=1,</div><div>    ecutwfc=170.0, ecutrho=600.0,</div><div>    occupations='smearing', smearing='mv', degauss=0.03,</div>
<div>    nbnd=600,</div><div>    nspin=2,</div><div>    starting_magnetization(1)=0.6,</div><div> /</div><div> &electrons</div><div>    mixing_beta = 0.5 ,</div><div>    mixing_mode='local-TF',</div><div> /</div>
<div> &IONS</div><div> /</div><div>ATOMIC_SPECIES</div><div> Fe  1.  Fe.blyp-sp-hgh.UPF</div><div>ATOMIC_POSITIONS angstrom</div><div>Fe       2.349511589   0.000000000   1.659410852</div><div>Fe       2.348995034   0.000000000   4.141481374</div>
<div>Fe       1.178522751   2.026921590   3.314738148</div><div>Fe       1.177991261   2.026921590   0.832755774</div><div>Fe       3.518939424   2.026921590   0.000988869</div><div>Fe       4.690002440   0.000000000   3.305178762</div>
<div>Fe       4.689502535   0.000000000   0.822644424</div><div>Fe       5.860544228   2.026921590   1.648750288   </div><div>Fe       5.860061772   2.026921590   4.131397439</div><div>Fe       3.520776646   2.026921590   2.482281387</div>
<div>Fe       0.007610986   0.000000000   0.001020198</div><div>Fe       0.007937803   0.000000000   2.483706264</div><div>Fe       2.349511590   0.000000000   6.624510850</div><div>Fe       2.348995030   0.000000000   9.106581370</div>
<div>Fe       1.178522750   2.026921590   8.279838150</div><div>Fe       1.177991260   2.026921590   5.797855770</div><div>Fe       3.518939420   2.026921590   4.966088870</div><div>Fe       4.690002440   0.000000000   8.270278760</div>
<div>Fe       4.689502530   0.000000000   5.787744420</div><div>Fe       5.860544230   2.026921590   6.613850290</div><div>Fe       5.860061770   2.026921590   9.096497440</div><div>Fe       3.520776650   2.026921590   7.447381390</div>
<div>Fe       0.007610990   0.000000000   4.966120200</div><div>Fe       0.007937800   0.000000000   7.448806260</div><div>Fe<span class="" style="white-space:pre">    </span> 2.349511589   4.053800000   1.659410852</div><div>
Fe<span class="" style="white-space:pre">     </span> 2.348995034   4.053800000   4.141481374</div><div>Fe<span class="" style="white-space:pre"> </span> 1.178522751   6.080720000   3.314738148</div><div>Fe<span class="" style="white-space:pre"> </span> 1.177991261   6.080720000   0.832755774</div>
<div>Fe<span class="" style="white-space:pre">  </span> 3.518939424   6.080720000   0.000988869</div><div>Fe<span class="" style="white-space:pre"> </span> 4.690002440   4.053800000   3.305178762</div><div>Fe<span class="" style="white-space:pre"> </span> 4.689502535   4.053800000   0.822644424</div>
<div>Fe<span class="" style="white-space:pre">  </span> 5.860544228   6.080720000   1.648750288</div><div>Fe<span class="" style="white-space:pre"> </span> 5.860061772   6.080720000   4.131397439</div><div>Fe<span class="" style="white-space:pre"> </span> 3.520776646   6.080720000   2.482281387</div>
<div>Fe<span class="" style="white-space:pre">  </span> 0.007610986   4.053800000   0.001020198</div><div>Fe<span class="" style="white-space:pre"> </span> 0.007937803   4.053800000   2.483706264</div><div>Fe<span class="" style="white-space:pre"> </span> 2.349511590   4.053800000   6.624510850</div>
<div>Fe<span class="" style="white-space:pre">  </span> 2.348995030   4.053800000   9.106581370</div><div>Fe<span class="" style="white-space:pre"> </span> 1.178522750   6.080720000   8.279838150</div><div>Fe<span class="" style="white-space:pre"> </span> 1.177991260   6.080720000   5.797855770</div>
<div>Fe<span class="" style="white-space:pre">  </span> 3.518939420   6.080720000   4.966088870</div><div>Fe<span class="" style="white-space:pre"> </span> 4.690002440   4.053800000   8.270278760</div><div>Fe<span class="" style="white-space:pre"> </span> 4.689502530   4.053800000   5.787744420</div>
<div>Fe<span class="" style="white-space:pre">  </span> 5.860544230   6.080720000   6.613850290</div><div>Fe<span class="" style="white-space:pre"> </span> 5.860061770   6.080720000   9.096497440</div><div>Fe<span class="" style="white-space:pre"> </span> 3.520776650   6.080720000   7.447381390</div>
<div>Fe<span class="" style="white-space:pre">  </span> 0.007610990   4.053800000   4.966120200</div><div>Fe<span class="" style="white-space:pre"> </span> 0.007937800   4.053800000   7.448806260</div><div>K_POINTS automatic</div>
<div> 1 1 1 1 1 1</div><div><br></div><div>---------------------------------------------------------</div></div><div><br></div><div style>SO letls see... It's a bulk systemthe cutof i guess is big enough (the ecut of the density is set to 600...is it still low??) the degauss it's smaller now (0.03)</div>
<div style><br></div><div style><br></div><div style>The output now</div><div style><br></div><div style><div>    Initial potential from superposition of free atoms</div><div><br></div><div>     Starting from uniform charge</div>
<div>     Starting wfc are    0 randomized atomic wfcs</div><div><br></div><div>     total cpu time spent up to now is      156.8 secs</div><div><br></div><div>     per-process dynamical memory:    68.0 Mb</div><div><br></div>
<div>     Self-consistent Calculation</div><div><br></div><div>     iteration #  1     ecut=   170.00 Ry     beta=0.50</div><div>     Davidson diagonalization with overlap</div><div>     ethr =  1.00E-02,  avg # of iterations =  8.0</div>
<div><br></div><div> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</div><div>     Error in routine broyden (1):</div><div>     factorization</div><div> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%</div>
<div>------------------------------------------------------------------</div><div><br></div><div style>any suggestion??</div><div style><br></div><div style><br></div><div style>Thank you all</div><div style><br></div><div style>
Vincenzo</div></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Mon, Jul 1, 2013 at 7:49 PM, Lorenzo Paulatto <span dir="ltr"><<a href="mailto:lorenzo.paulatto@impmc.upmc.fr" target="_blank">lorenzo.paulatto@impmc.upmc.fr</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="im">On 07/01/2013 12:26 PM, Vincenzo Verdolino wrote:<br>
<br>
> Here is part of my input file<br>
<br>
</div>Guess: It could be a combination of smearing set too high with the<br>
number of bands set too low.<br>
<br>
good work<br>
<span class="HOEnZb"><font color="#888888"><br>
--<br>
Dr. Lorenzo Paulatto<br>
IdR @ IMPMC -- CNRS & Université Paris 6<br>
phone:<a href="tel:%2B33%20%280%291%2044275%20084" value="+33144275084">+33 (0)1 44275 084</a> / skype: paulatz<br>
www:  <a href="http://www-int.impmc.upmc.fr/~paulatto/" target="_blank">http://www-int.impmc.upmc.fr/~paulatto/</a><br>
mail: 23-24/4é16 Boîte courrier 115, 4 place Jussieu 75252 Paris Cédex 5<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
_______________________________________________<br>
Pw_forum mailing list<br>
<a href="mailto:Pw_forum@pwscf.org">Pw_forum@pwscf.org</a><br>
<a href="http://pwscf.org/mailman/listinfo/pw_forum" target="_blank">http://pwscf.org/mailman/listinfo/pw_forum</a><br>
</div></div></blockquote></div><br></div>