  0 KSP Residual norm 3.21109 
  1 KSP Residual norm 0.93268 
  2 KSP Residual norm 0.103515 
  3 KSP Residual norm 0.00787798 
  4 KSP Residual norm 0.000387275 
Norm of error 0.000392701 iterations 4
