On Wed, Feb 3, 2016 at 4:31 PM, Junchao Zhang <junchao.zh...@gmail.com>
wrote:

> I find libmesh does not accept some PETsc KSP options, such as -ksp_rtol
> 0.  It is likely that libmesh calls KSPSetFromOptions() too early, before
> other customization routines.
>

I'd be very surprised if that's the case.  We've been setting PETSc command
line options from the command line in libmesh for a very long time...

-- 
John
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