134b254c5SRichard Tran MillsPetscRegressor Object: (sys1_sys2_) 1 MPI process 234b254c5SRichard Tran Mills type: linear 334b254c5SRichard Tran Mills PetscRegressor Linear Type: ols 434b254c5SRichard Tran Mills Tao Object: (sys1_sys2_regressor_linear_) 1 MPI process 534b254c5SRichard Tran Mills type: brgn 6c7c036fbSHansol Suh Regularizer weight: 0. 7c0b7dd19SHansol Suh BRGN Regularization Type: l2prox 834b254c5SRichard Tran Mills Tao Object: (tao_brgn_subsolver_) 1 MPI process 934b254c5SRichard Tran Mills type: bnls 1034b254c5SRichard Tran Mills Tao Object: (tao_brgn_subsolver_tao_bnk_cg_) 1 MPI process 1134b254c5SRichard Tran Mills type: bncg 1234b254c5SRichard Tran Mills CG Type: ssml_bfgs 1334b254c5SRichard Tran Mills Skipped Stepdirection Updates: 0 1434b254c5SRichard Tran Mills Scaled gradient steps: 0 1534b254c5SRichard Tran Mills Pure gradient steps: 0 1634b254c5SRichard Tran Mills Not a descent direction: 0 1734b254c5SRichard Tran Mills Line search fails: 0 1834b254c5SRichard Tran Mills Matrix has not been preallocated yet 1934b254c5SRichard Tran Mills TaoLineSearch Object: (tao_brgn_subsolver_tao_bnk_cg_) 1 MPI process 2034b254c5SRichard Tran Mills type: more-thuente 2134b254c5SRichard Tran Mills maximum function evaluations=30 2234b254c5SRichard Tran Mills tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 2334b254c5SRichard Tran Mills total number of function evaluations=0 2434b254c5SRichard Tran Mills total number of gradient evaluations=0 2534b254c5SRichard Tran Mills total number of function/gradient evaluations=0 261404853cSMatthew G. Knepley Termination reason: CONTINUE_ITERATING 2734b254c5SRichard Tran Mills convergence tolerances: gatol=1e-08, grtol=1e-08, steptol=0., gttol=0. 2834b254c5SRichard Tran Mills Residual in Function/Gradient:=0. 2934b254c5SRichard Tran Mills Objective value=0. 3034b254c5SRichard Tran Mills total number of iterations=0, (max: 2000) 3134b254c5SRichard Tran Mills Solver never run 3234b254c5SRichard Tran Mills Rejected BFGS updates: 0 3334b254c5SRichard Tran Mills CG steps: 0 3434b254c5SRichard Tran Mills Newton steps: 1 3534b254c5SRichard Tran Mills BFGS steps: 0 3634b254c5SRichard Tran Mills Scaled gradient steps: 0 3734b254c5SRichard Tran Mills Gradient steps: 0 3834b254c5SRichard Tran Mills KSP termination reasons: 3934b254c5SRichard Tran Mills atol: 1 4034b254c5SRichard Tran Mills rtol: 0 4134b254c5SRichard Tran Mills ctol: 0 4234b254c5SRichard Tran Mills negc: 0 4334b254c5SRichard Tran Mills dtol: 0 4434b254c5SRichard Tran Mills iter: 0 4534b254c5SRichard Tran Mills othr: 0 4634b254c5SRichard Tran Mills TaoLineSearch Object: (tao_brgn_subsolver_) 1 MPI process 4734b254c5SRichard Tran Mills type: more-thuente 4834b254c5SRichard Tran Mills maximum function evaluations=30 4934b254c5SRichard Tran Mills tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 5034b254c5SRichard Tran Mills total number of function evaluations=0 5134b254c5SRichard Tran Mills total number of gradient evaluations=0 5234b254c5SRichard Tran Mills total number of function/gradient evaluations=1 531404853cSMatthew G. Knepley Termination reason: SUCCESS 5434b254c5SRichard Tran Mills KSP Object: (tao_brgn_subsolver_tao_bnk_) 1 MPI process 5534b254c5SRichard Tran Mills type: stcg 5634b254c5SRichard Tran Mills maximum iterations=10000, initial guess is zero 5734b254c5SRichard Tran Mills tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 5834b254c5SRichard Tran Mills left preconditioning 5934b254c5SRichard Tran Mills using UNPRECONDITIONED norm type for convergence test 6034b254c5SRichard Tran Mills PC Object: (tao_brgn_subsolver_tao_bnk_) 1 MPI process 6134b254c5SRichard Tran Mills type: lmvm 6234b254c5SRichard Tran Mills Mat Object: (tao_brgn_subsolver_tao_bnk_pc_lmvm_) 1 MPI process 6334b254c5SRichard Tran Mills type: lmvmbfgs 6434b254c5SRichard Tran Mills rows=10, cols=10 6534b254c5SRichard Tran Mills Max. storage: 5 6634b254c5SRichard Tran Mills Used storage: 0 6734b254c5SRichard Tran Mills Number of updates: 0 6834b254c5SRichard Tran Mills Number of rejects: 0 6934b254c5SRichard Tran Mills Number of resets: 0 7009fb3ddcSToby Isaac J0: 7109fb3ddcSToby Isaac Mat Object: (tao_brgn_subsolver_tao_bnk_pc_lmvm_mat_lmvm_J0_) 1 MPI process 7209fb3ddcSToby Isaac type: diagonal 7334b254c5SRichard Tran Mills rows=10, cols=10 7409fb3ddcSToby Isaac Vec Object: 1 MPI process 7509fb3ddcSToby Isaac type: seq 7609fb3ddcSToby Isaac Rescale type: diagonal 7709fb3ddcSToby Isaac Rescale history: 1 7809fb3ddcSToby Isaac Rescale params: alpha=1., beta=0.5, rho=1. 7909fb3ddcSToby Isaac Rescale convex factor: theta=0.125 80*ecf3d421SBarry Smith linear system matrix, which is also used to construct the preconditioner: 8134b254c5SRichard Tran Mills Mat Object: 1 MPI process 8234b254c5SRichard Tran Mills type: shell 8334b254c5SRichard Tran Mills rows=10, cols=10 8434b254c5SRichard Tran Mills total KSP iterations: 1 8534b254c5SRichard Tran Mills convergence tolerances: gatol=1e-08, grtol=1e-08, steptol=0., gttol=0. 8634b254c5SRichard Tran Mills Residual in Function/Gradient:=0. 87c7c036fbSHansol Suh Objective value=0. 8834b254c5SRichard Tran Mills total number of iterations=1, (max: 10000) 8934b254c5SRichard Tran Mills total number of function evaluations=3, (max: unlimited) 9034b254c5SRichard Tran Mills total number of function/gradient evaluations=3, (max: unlimited) 9134b254c5SRichard Tran Mills total number of Hessian evaluations=1 9234b254c5SRichard Tran Mills total number of Jacobian evaluations=4 9334b254c5SRichard Tran Mills Solution converged: ||g(X)|| <= gatol 9434b254c5SRichard Tran Mills convergence tolerances: gatol=1e-08, grtol=1e-08, steptol=0., gttol=0. 9534b254c5SRichard Tran Mills Residual in Function/Gradient:=0. 9634b254c5SRichard Tran Mills Objective value=41.25 9734b254c5SRichard Tran Mills total number of iterations=1, (max: 10000) 9834b254c5SRichard Tran Mills total number of function evaluations=3, (max: unlimited) 9934b254c5SRichard Tran Mills total number of function/gradient evaluations=3, (max: unlimited) 10034b254c5SRichard Tran Mills total number of Hessian evaluations=1 10134b254c5SRichard Tran Mills Solution converged: ||g(X)|| <= gatol 102