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Re: SNES Problem

To: petsc-users@mcs.anl.gov
Subject: Re: SNES Problem
From: Barry Smith <bsmith@mcs.anl.gov>
Date: Wed, 15 Mar 2006 16:53:08 -0600 (CST)
In-reply-to: <82f936c20603151450u23910e93pe3c518eea288d216@mail.gmail.com>
References: <82f936c20602270607t775d7e03o6a37afa4c0b3d2a8@mail.gmail.com> <Pine.OSX.4.64.0603141407070.208@barrysmith-11.mcs.anl.gov> <82f936c20603141237q2989c5a1i996ccf4815ed7f45@mail.gmail.com> <Pine.OSX.4.64.0603141507150.208@barrysmith-11.mcs.anl.gov> <82f936c20603142140o768183f7id7b6e210bc7d9b1@mail.gmail.com> <Pine.OSX.4.64.0603150713240.340@barrys-computer.local> <82f936c20603150847s4b0a027aw7a2077723f5e86c9@mail.gmail.com> <Pine.OSX.4.64.0603151238490.340@barrys-computer.local> <82f936c20603151431t45e675f4hf664822d91bd72af@mail.gmail.com> <Pine.OSX.4.64.0603151644170.340@barrys-computer.local><82f936c20603151450u23910e93pe3c518eea288d216@mail.gmail.com>
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  Both


On Wed, 15 Mar 2006, Nils Erik Svangård wrote:

   Sorry, I forgot. Is the linear solver converging? If not, then that
is the problem? Use a tolerance like -ksp_rtol 1.e-10 and see if the
nonlinear solver converges.

I'll try that when I have access to the code. I havent checked if the
linear solver converges is thera a -kspmonitor or -kspconvergedreason
I should use?

/nisse

Follow-Ups:
- Re: SNES Problem
  - From: "Nils Erik Svangård" <nilserik@gmail.com>

References:
- Re: SNES Problem
  - From: Barry Smith <bsmith@mcs.anl.gov>
- Re: SNES Problem
  - From: "Nils Erik Svangård" <nilserik@gmail.com>
- Re: SNES Problem
  - From: Barry Smith <bsmith@mcs.anl.gov>
- Re: SNES Problem
  - From: "Nils Erik Svangård" <nilserik@gmail.com>
- Re: SNES Problem
  - From: Barry Smith <bsmith@mcs.anl.gov>
- Re: SNES Problem
  - From: "Nils Erik Svangård" <nilserik@gmail.com>
- Re: SNES Problem
  - From: Barry Smith <bsmith@mcs.anl.gov>
- Re: SNES Problem
  - From: "Nils Erik Svangård" <nilserik@gmail.com>
- Re: SNES Problem
  - From: Barry Smith <bsmith@mcs.anl.gov>
- Re: SNES Problem
  - From: "Nils Erik Svangård" <nilserik@gmail.com>

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