1Initial guess 2L_2 Error: 0.00436505 3Initial Residual 4L_2 Residual: 0.825525 5Au - b = Au + F(0) 6Linear L_2 Residual: 0.825525 7 Linear solve converged due to CONVERGED_RTOL iterations 17 8KSP Error: 1.27176e-10 9