On Tue, Jan 25, 2011 at 10:13 PM, Gaurish Telang <gaurish108 at gmail.com>wrote:
> Hi I have configured petsc-3.0.0-p12 along with SuperLU_Dist. > > When we use SuperLU as an external solver the manual saya that we must pass > -pc_factor_mat_solver_package superlu_dist as an option. > > I notice that when we provide -pc_type lu the example runs smoothly. but > without this option, -log_summary says > > WARNING! There are options you set that were not used! > WARNING! could be spelling mistake, etc! > Option left: name:-pc_factor_mat_solver_package value: superlu_dist > > Does this mean -pc_type lu must always be provided as an option when using > SuperLU_Dist???? > You must tell the PC to do LU factorization in order for the solver package to be meaningful. One way to do that is -pc_type lu. > Also there was a bug when using SuperLU_Dist along with -ksp_view in > petsc-3.1p5. I dont have the same problem when using petsc-3.0.0-p12 . Are > there any reported problems when using petsc-3.0.0p12 > with SuperLU_Dist None that I know of. Matt > > Gaurish > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20110125/be2fdb43/attachment.htm>
