Can you try configuring with —disable-builtin-atomics and see if that fixes the issue for you?
-Nathan > On Nov 26, 2018, at 9:11 PM, Orion Poplawski <or...@nwra.com> wrote: > > Hello - > > We are starting to see some mpi processes "hang" (really cpu spin and never > complete) on 32 bit architectures on Fedora during package tests. Some > examples: > > hpl 2.2 and openmpi 2.1.5 on i686 and arm: > > https://koji.fedoraproject.org/koji/taskinfo?taskID=31129461 > > hdf5 1.8.20 and openmpi 3.1.3 on i686 with the "t_cache" test. > > https://copr-be.cloud.fedoraproject.org/results/@scitech/openmpi3.1/fedora-28-i386/00830432-hdf5/builder-live.log > > I'm at a loss as to how to debug this further. > > > > -- > Orion Poplawski > Manager of NWRA Technical Systems 720-772-5637 > NWRA, Boulder/CoRA Office FAX: 303-415-9702 > 3380 Mitchell Lane or...@nwra.com > Boulder, CO 80301 https://www.nwra.com/ > _______________________________________________ > users mailing list > firstname.lastname@example.org > https://lists.open-mpi.org/mailman/listinfo/users _______________________________________________ users mailing list email@example.com https://lists.open-mpi.org/mailman/listinfo/users