From: Marc Fehling Date: Mon, 15 Mar 2021 23:08:32 +0000 (-0600) Subject: Document that adaptation flags need to be placed on all procs for p:s:Tria. X-Git-Tag: v9.3.0-rc1~322^2 X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F11920%2Fhead;p=dealii.git Document that adaptation flags need to be placed on all procs for p:s:Tria. --- diff --git a/include/deal.II/distributed/shared_tria.h b/include/deal.II/distributed/shared_tria.h index 0d4efafe5e..dfb05e9cc3 100644 --- a/include/deal.II/distributed/shared_tria.h +++ b/include/deal.II/distributed/shared_tria.h @@ -70,6 +70,11 @@ namespace parallel * about cells owned by other processors with the exception of a single * layer of ghost cells around their own part of the domain. * + * As a consequence of storing the entire mesh on each processor, active + * cells need to be flagged for refinement or coarsening consistently on + * all processors if you want to adapt them, regardless of being classified + * as locally owned, ghost or artificial. + * * The class is also useful in cases where compute time and memory * considerations dictate that the program needs to be run in parallel, * but where algorithmic concerns require that every processor knows