1789736e1SBarry SmithPetscRegressor Object: 1 MPI process 2789736e1SBarry Smith type: linear 3789736e1SBarry Smith PetscRegressor Linear Type: ols 4c7c036fbSHansol Suh Intercept=0.0857143 5789736e1SBarry Smith Tao Object: (regressor_linear_) 1 MPI process 6789736e1SBarry Smith type: brgn 7c7c036fbSHansol Suh Regularizer weight: 0. 8789736e1SBarry Smith BRGN Regularization Type: l2prox 9789736e1SBarry Smith Tao Object: (tao_brgn_subsolver_) 1 MPI process 10789736e1SBarry Smith type: bnls 11789736e1SBarry Smith Tao Object: (tao_brgn_subsolver_tao_bnk_cg_) 1 MPI process 12789736e1SBarry Smith type: bncg 13789736e1SBarry Smith CG Type: ssml_bfgs 14789736e1SBarry Smith Skipped Stepdirection Updates: 0 15789736e1SBarry Smith Scaled gradient steps: 0 16789736e1SBarry Smith Pure gradient steps: 0 17789736e1SBarry Smith Not a descent direction: 0 18789736e1SBarry Smith Line search fails: 0 19789736e1SBarry Smith Matrix has not been preallocated yet 20789736e1SBarry Smith TaoLineSearch Object: (tao_brgn_subsolver_tao_bnk_cg_) 1 MPI process 21789736e1SBarry Smith type: more-thuente 22789736e1SBarry Smith maximum function evaluations=30 23789736e1SBarry Smith tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 24789736e1SBarry Smith total number of function evaluations=0 25789736e1SBarry Smith total number of gradient evaluations=0 26789736e1SBarry Smith total number of function/gradient evaluations=0 271404853cSMatthew G. Knepley Termination reason: CONTINUE_ITERATING 28789736e1SBarry Smith convergence tolerances: gatol=1e-08, grtol=1e-08, steptol=0., gttol=0. 29789736e1SBarry Smith Residual in Function/Gradient:=0. 30789736e1SBarry Smith Objective value=0. 31789736e1SBarry Smith total number of iterations=0, (max: 2000) 32789736e1SBarry Smith Solver never run 33789736e1SBarry Smith Rejected BFGS updates: 0 34789736e1SBarry Smith CG steps: 0 35789736e1SBarry Smith Newton steps: 1 36789736e1SBarry Smith BFGS steps: 0 37789736e1SBarry Smith Scaled gradient steps: 0 38789736e1SBarry Smith Gradient steps: 0 39789736e1SBarry Smith KSP termination reasons: 40c7c036fbSHansol Suh atol: 0 41c7c036fbSHansol Suh rtol: 1 42c7c036fbSHansol Suh ctol: 0 43789736e1SBarry Smith negc: 0 44c7c036fbSHansol Suh dtol: 0 45789736e1SBarry Smith iter: 0 46789736e1SBarry Smith othr: 0 47789736e1SBarry Smith TaoLineSearch Object: (tao_brgn_subsolver_) 1 MPI process 48789736e1SBarry Smith type: more-thuente 49789736e1SBarry Smith maximum function evaluations=30 50789736e1SBarry Smith tolerances: ftol=0.0001, rtol=1e-10, gtol=0.9 51789736e1SBarry Smith total number of function evaluations=0 52789736e1SBarry Smith total number of gradient evaluations=0 53789736e1SBarry Smith total number of function/gradient evaluations=1 541404853cSMatthew G. Knepley Termination reason: SUCCESS 55789736e1SBarry Smith KSP Object: (tao_brgn_subsolver_tao_bnk_) 1 MPI process 56789736e1SBarry Smith type: stcg 57789736e1SBarry Smith maximum iterations=10000, initial guess is zero 58789736e1SBarry Smith tolerances: relative=1e-05, absolute=1e-50, divergence=10000. 59789736e1SBarry Smith left preconditioning 60789736e1SBarry Smith using UNPRECONDITIONED norm type for convergence test 61789736e1SBarry Smith PC Object: (tao_brgn_subsolver_tao_bnk_) 1 MPI process 62789736e1SBarry Smith type: lmvm 63789736e1SBarry Smith Mat Object: (tao_brgn_subsolver_tao_bnk_pc_lmvm_) 1 MPI process 64789736e1SBarry Smith type: lmvmbfgs 65789736e1SBarry Smith rows=2, cols=2 66789736e1SBarry Smith Max. storage: 5 67789736e1SBarry Smith Used storage: 0 68789736e1SBarry Smith Number of updates: 0 69789736e1SBarry Smith Number of rejects: 0 70789736e1SBarry Smith Number of resets: 0 71789736e1SBarry Smith J0: 72789736e1SBarry Smith Mat Object: (tao_brgn_subsolver_tao_bnk_pc_lmvm_mat_lmvm_J0_) 1 MPI process 73789736e1SBarry Smith type: diagonal 74789736e1SBarry Smith rows=2, cols=2 75789736e1SBarry Smith Vec Object: 1 MPI process 76789736e1SBarry Smith type: seq 77789736e1SBarry Smith Rescale type: diagonal 78789736e1SBarry Smith Rescale history: 1 79789736e1SBarry Smith Rescale params: alpha=1., beta=0.5, rho=1. 80789736e1SBarry Smith Rescale convex factor: theta=0.125 81*ecf3d421SBarry Smith linear system matrix, which is also used to construct the preconditioner: 82789736e1SBarry Smith Mat Object: 1 MPI process 83789736e1SBarry Smith type: shell 84789736e1SBarry Smith rows=2, cols=2 85789736e1SBarry Smith total KSP iterations: 2 86789736e1SBarry Smith convergence tolerances: gatol=1e-08, grtol=1e-08, steptol=0., gttol=0. 87c7c036fbSHansol Suh Residual in Function/Gradient:=1.00074e-16 88c7c036fbSHansol Suh Objective value=0.0571429 89789736e1SBarry Smith total number of iterations=1, (max: 10000) 90789736e1SBarry Smith total number of function evaluations=3, (max: unlimited) 91789736e1SBarry Smith total number of function/gradient evaluations=3, (max: unlimited) 92789736e1SBarry Smith total number of Hessian evaluations=1 93789736e1SBarry Smith total number of Jacobian evaluations=4 94789736e1SBarry Smith Solution converged: ||g(X)|| <= gatol 95789736e1SBarry Smith convergence tolerances: gatol=1e-08, grtol=1e-08, steptol=0., gttol=0. 96789736e1SBarry Smith Residual in Function/Gradient:=0. 97789736e1SBarry Smith Objective value=1.15 98789736e1SBarry Smith total number of iterations=1, (max: 10000) 99789736e1SBarry Smith total number of function evaluations=3, (max: unlimited) 100789736e1SBarry Smith total number of function/gradient evaluations=3, (max: unlimited) 101789736e1SBarry Smith total number of Hessian evaluations=1 102789736e1SBarry Smith Solution converged: ||g(X)|| <= gatol 103c7c036fbSHansol SuhIntercept is 0.085714 104789736e1SBarry SmithCoefficients are 105789736e1SBarry SmithVec Object: 1 MPI process 106789736e1SBarry Smith type: seq 107c7c036fbSHansol Suh0.4 108c7c036fbSHansol Suh1.42857 109789736e1SBarry SmithPredicted values are 110789736e1SBarry SmithVec Object: 1 MPI process 111789736e1SBarry Smith type: seq 112c7c036fbSHansol Suh1.11429 113c7c036fbSHansol Suh0.242857 114c7c036fbSHansol Suh0.0857143 115c7c036fbSHansol Suh0.642857 116c7c036fbSHansol Suh1.91429 117