1 0 KSP Residual norm 0.707107 2 1 KSP Residual norm 0.316228 3 2 KSP Residual norm 0.188982 4 3 KSP Residual norm 0.129099 5 4 KSP Residual norm 0.0953463 6 5 KSP Residual norm < 1.e-11 7KSP Object: 1 MPI process 8 type: gmres 9 restart=30, using classical (unmodified) Gram-Schmidt orthogonalization with one step of iterative refinement 10 happy breakdown tolerance=1e-30 11 maximum iterations=10000, initial guess is zero 12 tolerances: relative=1e-07, absolute=1e-50, divergence=10000. 13 left preconditioning 14 using PRECONDITIONED norm type for convergence test 15PC Object: 1 MPI process 16 type: jacobi 17 type DIAGONAL 18 linear system matrix, which is also used to construct the preconditioner: 19 Mat Object: 1 MPI process 20 type: seqaij 21 rows=10, cols=10 22 total: nonzeros=28, allocated nonzeros=28 23 total number of mallocs used during MatSetValues calls=0 24 not using I-node routines 25