On Tue, Apr 26, 2011 at 13:50, Nathan Collier <nathaniel.collier at gmail.com>wrote:
> When I have this monitor function registered, my H1 > norm diverges while the KSP residual converges. Also, I compute the > final H1 norm (outside of the monitor) and it is divergent, which > matches the last iteration. If I remove my monitor function, things > work well. > Is your monitor forgetting to zero some internal variable? What happens if you just call your monitor twice with the same arguments? Also, does -ksp_monitor_true_residual change anything? -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20110426/349970d5/attachment.html>
