DG, thanks for the parameter file. During today's call we also saw that you mentioned that you encountered a segmentation fault when using one ghost point. Do you have a backtrace? Did you try running the code in a debugger to check which variable is causing it?
Cheers, Bruno Il giorno gio 21 apr 2022 alle ore 17:32 Garrison, David <[email protected]> ha scritto: > I don’t use standard Einstein Toolkit thorns. I also don’t use refinement > levels in Carpet. Please see attached for an example. The error occurs > when I change the ghost zone size to 1. > > -DG > > -- > David Garrison, Ph.D. > Associate Dean for the College of Science and Engineering, > Professor and Founding Chair of Physics > University of Houston-Clear Lake > Bayou 3611/STEM 2252 > Houston, TX 77058 > > BAYOU: 281-283-3717 > STEM : 281-283-3796 > https://www.uhcl.edu/science-engineering/faculty/garrison-david > http://www.uhcl.edu/physics > > "If we knew what it was we were doing, it would not be called research, > would it?" — Albert Einstein. > > > > On Apr 21, 2022, at 9:24 AM, Bruno Giacomazzo <[email protected]> > wrote: > > DG, > if you could share the parameter file that would be useful in order to > try reproducing the error with standard Einstein Toolkit thorns. I do not > see any problem with the lines of code you posted in the email. > > Do you get the same problem also when using Carpet without refinement > levels? > > Best regards, > Bruno > > Il giorno gio 31 mar 2022 alle ore 19:17 Garrison, David < > [email protected]> ha scritto: > > Hello, > > It is a custom code so I am attaching the part I used to do the reductions > instead. > > handle = CCTK_ReductionHandle("average"); > ierr = CCTK_Reduce(cctkGH, -1, handle, 1, CCTK_VARIABLE_REAL, > &scale_factor, 1, CCTK_VarIndex("MHD_Analysis::aa_out_avg")); > ierr = CCTK_Reduce(cctkGH, -1, handle, 1, CCTK_VARIABLE_REAL, &utime, 1, > CCTK_VarIndex("MHD_Analysis::univ_age")); > > > -DG > > > On Mar 31, 2022, at 9:21 AM, Bruno Giacomazzo <[email protected]> > wrote: > > DG, > could you share the parameter file you are using? So that we may have > a better look at the problem. > > Thanks, > Bruno > > > Il giorno mer 30 mar 2022 alle ore 20:52 Garrison, David < > [email protected]> ha scritto: > > Hello, > > Whenever I set the number of ghost zones to 1, I get segmentation faults > from my reduction operations. This wasn’t an issue with Pugh or when I use > 2 or more ghost zones with Carpet. Has anyone else had this problem? > > -DG > > -- > David Garrison, Ph.D. > Interim Associate Dean for the College of Science and Engineering, > Professor and Founding Chair of Physics > University of Houston-Clear Lake > Bayou 3611/STEM 2252 > Houston, TX 77058 > > BAYOU: 281-283-3717 > STEM : 281-283-3796 > https://www.uhcl.edu/science-engineering/faculty/garrison-david > http://www.uhcl.edu/physics > > "If we knew what it was we were doing, it would not be called research, > would it?" — Albert Einstein. > > > > > _______________________________________________ > Users mailing list > [email protected] > http://lists.einsteintoolkit.org/mailman/listinfo/users > <https://urldefense.com/v3/__http://lists.einsteintoolkit.org/mailman/listinfo/users__;!!BCR0FSePrR4x!GUGB7CSrDExPdA7mPVZuCzM9_713wMhA6f8kQaO9C64EN4b4r13kCh02xdXjodRmQMcnuEwDpO-G513ivCR5jfsvfMFCBA$> > > > > -- > > Prof. Bruno Giacomazzo > Department of Physics > University of Milano-Bicocca > Piazza della Scienza 3 > 20126 Milano > Italy > > email: [email protected] > phone: (+39) 02 6448 2321 > web: http://www.brunogiacomazzo.org > <https://urldefense.com/v3/__http://www.brunogiacomazzo.org/__;!!BCR0FSePrR4x!GUGB7CSrDExPdA7mPVZuCzM9_713wMhA6f8kQaO9C64EN4b4r13kCh02xdXjodRmQMcnuEwDpO-G513ivCR5jfvd-LgExw$> > > ---------------------------------------------------------------------- > There are only 10 types of people in the world: > Those who understand binary, and those who don't > ---------------------------------------------------------------------- > > > -- > David Garrison, Ph.D. > Interim Associate Dean for the College of Science and Engineering, > Professor and Former Chair of Physics > University of Houston-Clear Lake > Bayou 3611 > Houston, TX 77058 > > Tel: 281-283-3796 > Fax: 281-283-3709 > http://sce.uhcl.edu/garrison > http://www.uhcl.edu/physics > > "If we knew what it was we were doing, it would not be called research, > would it?" ‹ Albert Einstein. > > > > > > > -- > > Prof. Bruno Giacomazzo > Department of Physics > University of Milano-Bicocca > Piazza della Scienza 3 > 20126 Milano > Italy > > email: [email protected] > phone: (+39) 02 6448 2321 > web: http://www.brunogiacomazzo.org > <https://urldefense.com/v3/__http://www.brunogiacomazzo.org/__;!!BCR0FSePrR4x!DqdugUWohGBKF9_Wl__sHgXYw1vCqt6Rw0l_AuKu5GS6Xh14wzBgWopnoJL3cax3rxn42oIsJW6QCOoYgGoKOrxkYCB7dw$> > > ---------------------------------------------------------------------- > There are only 10 types of people in the world: > Those who understand binary, and those who don't > ---------------------------------------------------------------------- > > > -- Prof. Bruno Giacomazzo Department of Physics University of Milano-Bicocca Piazza della Scienza 3 20126 Milano Italy email: [email protected] phone: (+39) 02 6448 2321 web: http://www.brunogiacomazzo.org ---------------------------------------------------------------------- There are only 10 types of people in the world: Those who understand binary, and those who don't ----------------------------------------------------------------------
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