Fine grid size 9 by 9
  0 KSP Residual norm 4.09568 
  1 KSP Residual norm 2.20033 
  2 KSP Residual norm 0.704007 
  3 KSP Residual norm 0.281172 
  4 KSP Residual norm 0.0887633 
  5 KSP Residual norm 0.0252758 
  6 KSP Residual norm 0.00953944 
  7 KSP Residual norm 0.00174147 
  8 KSP Residual norm 0.000471707 
  9 KSP Residual norm 9.55182e-05 
 10 KSP Residual norm 3.48351e-05 
Number of iterations = 10
