Seems caused by MR 2655 <https://gitlab.com/petsc/petsc/-/merge_requests/2655>. I reverted it and tested in CI several times and the error did not appear. Let's assume the MR has a bug. I am looking into it.
--Junchao Zhang On Thu, Apr 2, 2020 at 10:58 AM Satish Balay <ba...@mcs.anl.gov> wrote: > That was a different error. This does keep coming up occasionally. > https://gitlab.com/petsc/petsc/-/issues/360#note_250063306 > > The current issue is: > https://gitlab.com/petsc/petsc/-/issues/360#note_314185490 > > Satish > > > On Thu, 2 Apr 2020, Karl Rupp wrote: > > > The fluctuations in this example have been fixed a few months ago; the > issue > > was the use of multiple streams instead of a single one. Maybe > additional CUDA > > streams have been reintroduced recently? > > > > Best regards, > > Karli > > > > > > On 4/2/20 5:02 AM, Junchao Zhang wrote: > > > I could not reproduce it locally. Even in the CI, it is random. > > > > > > --Junchao Zhang > > > > > > > > > On Wed, Apr 1, 2020 at 7:47 PM Matthew Knepley <knep...@gmail.com > > > <mailto:knep...@gmail.com>> wrote: > > > > > > I saw Satish talking about this on the CI Tracker MR. > > > > > > Matt > > > > > > On Wed, Apr 1, 2020 at 8:36 PM Lisandro Dalcin <dalc...@gmail.com > > > <mailto:dalc...@gmail.com>> wrote: > > > > > > Well, my request will not fix the problem: > > > https://gitlab.com/petsc/petsc/-/jobs/495147366#L5231 > > > > > > On Thu, 2 Apr 2020 at 03:26, Lisandro Dalcin < > dalc...@gmail.com > > > <mailto:dalc...@gmail.com>> wrote: > > > > > > Can anyone messing with CPUs please update test > > > snes_tutorials-ex19_cuda_1 to use -ksp_monitor_short and > > > update its output with REPLACE=1 ? > > > > > > Please do it in maint, or cherry-pick if already fixed in > > > master. > > > > > > Regards, > > > > > > -- > > > Lisandro Dalcin > > > ============ > > > Research Scientist > > > Extreme Computing Research Center (ECRC) > > > King Abdullah University of Science and Technology (KAUST) > > > http://ecrc.kaust.edu.sa/ > > > > > > > > > > > > -- > > > Lisandro Dalcin > > > ============ > > > Research Scientist > > > Extreme Computing Research Center (ECRC) > > > King Abdullah University of Science and Technology (KAUST) > > > http://ecrc.kaust.edu.sa/ > > > > > > > > > > > > -- > > > What most experimenters take for granted before they begin their > > > experiments is infinitely more interesting than any results to > which > > > their experiments lead. > > > -- Norbert Wiener > > > > > > https://www.cse.buffalo.edu/~knepley/ > > > <http://www.cse.buffalo.edu/~knepley/> > > > > > > > >