[Wien] lapw1 crash with SECLIT - Error in Cholesky
Laurence Marks
L-marks at northwestern.edu
Thu Oct 9 13:23:46 CEST 2014
Why are you using P1? You have made everything much slower and less
efficient.
Beyond this it is hard to guess.
___________________________
Professor Laurence Marks
Department of Materials Science and Engineering
Northwestern University
www.numis.northwestern.edu
MURI4D.numis.northwestern.edu
Co-Editor, Acta Cryst A
"Research is to see what everybody else has seen, and to think what nobody
else has thought"
Albert Szent-Gyorgi
Dear Wien2k mailing list,
I have a problem with crash in parallel lapw1. It crash with SECLIT -
Error in Cholesky output in stderr. Looking at tail of corresponding
case.output1_2 I see:
Time for los (hamilt, cpu/wall) : 0.8 5.6
Time for alm (hns) : 4.2
Time for vector (hns) : 14.8
Time for vector2 (hns) : 14.0
Time for VxV (hns) : 211.3
Wall Time for VxV (hns) : 2.8
reading Afacts -1 0.000000000000000E+000
:seclit: estimate of singular value, factor: 0.6527E+00 0.1000E-14
:seclit: min(sproj(ne+1:2ne)) 0.3110E-02
WARNING: INFO (Cholesky) = 679
I found some suggestions for Cholesky errors here:
http://www.mail-archive.com/wien%
40zeus.theochem.tuwien.ac.at/msg02400.html
however I'm quite sure my struct is OK, RKmax is default 7 (which should
be reasonable for compound with Si Ti and O) and neither can I spot any
problems in my in1 file.
This happens in second scf cycle. I'm using a LDA potential and
everything was initialized to the default in init_lapw (except for
energy seperation between core/valence which was set to -10.2 because
some Si core electrons were leaking out of MT sphere, and reduced number
of k-points).
I'm attaching my struct and in1 files. Any ideas?
Best regards
Pavel Ondračka
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