On Tue, Dec 21, 2010 at 21:26, Vijay S. Mahadevan <vijay.m@gmail.com> wrote:

45 KSP preconditioned resid norm 2.511364148934e-07 true resid norm
1.865039278877e+02 ||Ae||/||Ax|| 2.699481989705e+02

The true residual is huge, this is not converging. You probably have a singular preconditioner. What are you using (-ksp_view) and what system are you solving with what discretization.