[petsc-users] PETSc Installation Assistance

[Satish Balay]

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. <FERRANJ2 at my.erau.edu> 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