Re: [Libmesh-devel] Improving Trilinos support

2011-09-28 Thread David Andrs
Roy Stogner wrote on 09/23/2011 01:53:58 PM: > > > On Tue, 20 Sep 2011, Roy Stogner wrote: > > > There's a bug here: you forgot to change PetscNonlinearSolver to > > NoxNonlinearSolver in a couple START_LOG lines. > > One more serious bug, too: there's a use of libmesh_cast_ref which > breaks

Re: [Libmesh-devel] Improving Trilinos support

2011-09-23 Thread Roy Stogner
On Tue, 20 Sep 2011, Roy Stogner wrote: > There's a bug here: you forgot to change PetscNonlinearSolver to > NoxNonlinearSolver in a couple START_LOG lines. One more serious bug, too: there's a use of libmesh_cast_ref which breaks for me in optimized modes. Apparently (at least in Trilinos 9.0

Re: [Libmesh-devel] Improving Trilinos support

2011-09-20 Thread Derek Gaston
On Sep 20, 2011, at 1:02 PM, Roy Stogner wrote: > >> Notes on preconditioners: I'm not an expert here, but there are only >> two preconds implemented: ILU (thru IFPACK) and AMG (thru ML). >> IFPACK supports a lot more than just ILU, however there are no >> PRECOND_ enum entries for those and I'm n

Re: [Libmesh-devel] Improving Trilinos support

2011-09-20 Thread Roy Stogner
On Thu, 15 Sep 2011, David Andrs wrote: 1) Improving AztecOO solver:    - using more of its built-in preconditioners    - using more solver types - like CG, BISTABCG 2) Improving NOX    - can do preconditioned JFNK (IFPACK must be enabled AFAIK)    - can do jacobian There's a bug here: you f