David what is the minimum number of procs this issue remains? Is it there for 2 procs?
Also, can you reduce the mesh to an absolute minimum, say 4-8 cells -- is it still there? Alexander On Monday, February 8, 2021 at 10:20:35 AM UTC+1 daschn...@googlemail.com wrote: > Hi Wolfgang, > > > David -- can you be more explicit about what "a bit odd" means in this > case? > > What are we looking at, and why do you think this is wrong? > > Certainly. We are looking at solution_000.vtu (zx-plane) of step-67, where > I changed the testcase to 1 (cylinder in channel) and the dimension to 3D, > <https://github.com/dealii/dealii/blob/master/examples/step-67/step-67.cc#L77-L78> > > computed on 4 cores. > > What I mean by 'a bit odd' are in particular the wrinkles on the surface: > [image: close-up.png] > > > Running the same case in serial looks as follows. > [image: serial.png] > > The surface is smooth as usual. I would expect the visualization of the > serial and the parallel case to be the same. > > Best regards, > David > Wolfgang Bangerth schrieb am Montag, 8. Februar 2021 um 05:12:42 UTC+1: > >> On 2/7/21 2:12 AM, 'David' via deal.II User Group wrote: >> > , >> > >> > I'm running a 3D case using the 'write-higher-order-cells' flag and the >> > 'write-vtu-in-parallel' function. The output writing is quite similar >> to the >> > way step-67 handles it. However, the output of my 3D data sets looks a >> bit odd >> > when running the case in parallel. >> >> David -- can you be more explicit about what "a bit odd" means in this >> case? >> What are we looking at, and why do you think this is wrong? >> >> Best >> W. >> >> -- >> ------------------------------------------------------------------------ >> Wolfgang Bangerth email: bang...@colostate.edu >> www: http://www.math.colostate.edu/~bangerth/ >> >> -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to dealii+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/dealii/b61472ed-82a8-426c-8186-bccd9afce2c9n%40googlegroups.com.
