[petsc-users] GAMG and zero pivots follow up

[Jed Brown]

David Knezevic <david.knezevic at akselos.com> writes:
> Do you have any further thoughts about what might cause the "strange
> blocking" that you referred to? If there's something non-standard that
> libMesh is doing with the blocks, I'd be interested to look into that. I
> can send over the matrix if that would be helpful.

Are you running Libmesh with --node_major_dofs?
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