petsc-3.6.1 2015-08-06---- Journal Bearing Problem SHB----- mx: 256, my: 256, ecc: 0.1 iter = 0, Function value: 0, Residual: 0.0244006 iter = 1, Function value: -0.146479, Residual: 0.0950081 iter = 2, Function value: -0.15872, Residual: 0.0849522 iter = 3, Function value: -0.166942, Residual: 0.0745628 iter = 4, Function value: -0.172971, Residual: 0.0628115 iter = 5, Function value: -0.176939, Residual: 0.0500904 iter = 6, Function value: -0.178971, Residual: 0.0385732 iter = 7, Function value: -0.18004, Residual: 0.0270599 iter = 8, Function value: -0.180449, Residual: 0.0171526 iter = 9, Function value: -0.180581, Residual: 0.00812134 iter = 10, Function value: -0.180599, Residual: 0.00316053 iter = 11, Function value: -0.1806, Residual: 0.000680674 iter = 12, Function value: -0.180601, Residual: 1.52514e-09 Tao Object: 16 MPI processes type: gpcg Total PG its: 81, PG tolerance: 0.1 TaoLineSearch Object: type: gpcg GPCG Line search maximum function evaluations=30 tolerances: ftol=0.05, rtol=0, gtol=0 total number of function evaluations=0 total number of gradient evaluations=0 total number of function/gradient evaluations=1 using variable bounds Termination reason: 0 TaoLineSearch Object: 16 MPI processes type: gpcg KSP Object: 16 MPI processes type: nash total KSP iterations: 1312 Active Set subset type: subvec convergence tolerances: fatol=1e-12, frtol=1e-12 convergence tolerances: gatol=1e-08, steptol=0, gttol=0 Residual in Function/Gradient:=1.52514e-09 Objective value=-0.180601 total number of iterations=12, (max: 500) total number of function/gradient evaluations=1, (max: 100000) total number of Hessian evaluations=1 Solution converged: estimated f(x)-f(X*) <= fatol