[QE-users] segmentation fault when writing *.save, LDA+U
Paolo Giannozzi
p.giannozzi at gmail.com
Mon Jun 17 15:49:46 CEST 2019
Please apply the "patch_old_intel_to_6.4.1
<https://github.com/QEF/q-e/releases/download/qe-6.4.1/patch_old_intel_to_6.4.1>"
file on GitHub. I have the same crash, that disappears after applying the
patch (but I do have a really old Intel compiler!)
Paolo
On Mon, Jun 17, 2019 at 1:19 PM Sergey Lisenkov <proffess at yandex.ru> wrote:
> Hi Paolo,
>
> Attached is my input file, pseudos, and output. I use 6.4.1 (latest)
> version.
>
> I tried different intel compilers (17.0 - 19.0), different optimization
> flags, but nothing helped.
>
> Thanks,
> Sergey
>
> 17.06.2019, 11:44, "Paolo Giannozzi" <p.giannozzi at gmail.com>:
>
> Which code version are you using? could you please provide the input?
>
> On Sat, Jun 15, 2019 at 4:42 PM Sergey Lisenkov <proffess at yandex.ru>
> wrote:
>
> Hello,
>
> I am getting this segmentation fault error, when pw.x reaches the last
> point of calculation (scf), writing files into prefix.save directory, only
> when LDA+U is used.
>
> I can reproduce this error on different type of computers (sgi hpe or cray
> xc), intel compiler (17.0 and 18.0). I ran my code in parallel.
>
> I thought it would be memory issue, but number of kpoints is small (4),
> and number of cores used is large (so, enough memory).
>
> Anybody else saw this?
>
>
> Thanks,
> Sergey
>
> ==================
> the Fermi energy is 3.6767 ev
>
> ! total energy = -2615.09121470 Ry
> Harris-Foulkes estimate = -2615.09121470 Ry
> estimated scf accuracy < 4.1E-11 Ry
>
> The total energy is the sum of the following terms:
>
> one-electron contribution = -2207.29565403 Ry
> hartree contribution = 1225.21145674 Ry
> xc contribution = -443.34772677 Ry
> ewald contribution = -887.42076673 Ry
> Hubbard energy = 0.11953763 Ry
> one-center paw contrib. = -302.35806154 Ry
> smearing contrib. (-TS) = 0.00000000 Ry
>
> total magnetization = 0.00 Bohr mag/cell
> absolute magnetization = 11.96 Bohr mag/cell
>
> convergence has been achieved in 14 iterations
>
> Writing output data file mof.save/
> forrtl: severe (174): SIGSEGV, segmentation fault occurred
> Image PC Routine Line
> Source
> pw641.x2 00000000044F705D Unknown Unknown Unknown
> pw641.x2 0000000004314C10 Unknown Unknown Unknown
> pw641.x2 0000000000983C57 Unknown Unknown Unknown
> pw641.x2 000000000054A7A0 Unknown Unknown Unknown
> pw641.x2 0000000000545336 Unknown Unknown Unknown
> pw641.x2 00000000005877D3 Unknown Unknown Unknown
> pw641.x2 0000000000401567 Unknown Unknown Unknown
> pw641.x2 00000000004013BE Unknown Unknown Unknown
> pw641.x2 00000000045CEBF1 Unknown Unknown Unknown
> pw641.x2 000000000040123D Unknown Unknown Unknown
> [NID 00016] 2019-06-15 08:37:28 Apid 41484316: initiated application
> termination
> Application 41484316 exit codes: 174
>
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>
> --
> Paolo Giannozzi, Dip. Scienze Matematiche Informatiche e Fisiche,
> Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
> Phone +39-0432-558216, fax +39-0432-558222
>
> ,
>
> _______________________________________________
> Quantum ESPRESSO is supported by MaX (www.max-centre.eu/quantum-espresso)
> users mailing list users at lists.quantum-espresso.org
> https://lists.quantum-espresso.org/mailman/listinfo/users
>
>
--
Paolo Giannozzi, Dip. Scienze Matematiche Informatiche e Fisiche,
Univ. Udine, via delle Scienze 208, 33100 Udine, Italy
Phone +39-0432-558216, fax +39-0432-558222
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