On Mon, 17 Jul 2023, Pierre Jolivet wrote: > https://petsc.org/release/faq/#what-does-the-message-hwloc-linux-ignoring-pci-device-with-non-16bit-domain-mean
> > On 17 Jul 2023, at 7:51 PM, Ferrand, Jesus A. <[email protected]> wrote: > > hwloc/linux: Ignoring PCI device with non-16bit domain. > > Pass --enable-32bits-pci-domain to configure to support such devices > > (warning: it would break the library ABI, don't enable unless really > > needed). > > Ran ./configure with --download-mpich-device=ch3:nemesis --download-mpich > > > > Surprisingly, I can compile my PETSc programs using a makefile, and run > > them. > > However, the programs are now broken (I get SIGSEGV originating from within > > DM/DMPlex APIs). This must be a different issue - might need to run in debugger or valgrind to check this failure. Satish
