Hmm. How can I reproduce this? I tested my fix with both -pc_type mg and -pc_type gamg and it changed in both cases -mg_levels_esteig_ksp_type cg
Barry > On Jun 17, 2015, at 12:59 PM, Garth N. Wells <[email protected]> wrote: > > On 17 June 2015 at 15:43, Barry Smith <[email protected]> wrote: >> >> I introduced a bug in my cleanup. The kspest eigenestimator was created >> AFTER the KSPSetFromOptions_Chebyshev() hence the options for controlling >> the KSP estimator were never processed. >> >> I've attached a patch, please let me know how it goes. >> > > I've applied the patch, but I still can't change the Krylov method for > estimating the eigenvalues. > > Garth > >> Barry >> >> >>> On Jun 17, 2015, at 6:24 AM, Garth N. Wells <[email protected]> wrote: >>> >>> It used to be possible to pick the Krylov solver used to estimate the >>> eigenvalues for Chebyshev, via the parameter system >>> ("mg_levels_est_ksp_type" and "gamg_est_ksp_type"). I know there was >>> some clean-up, with the parameters becoming >>> "mg_levels_ksp_chebyshev_esteig_foo", but an option to pick the Krylov >>> solver appears to be missing. Or have I overlooked it? >>> >>> Garth >> >>
