Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:23 2013 Optimize a model with 19800 rows, 29702 columns and 39600 nonzeros Model has 9900 quadratic constraints Presolve time: 0.02s Presolved: 19800 rows, 29702 columns, 39600 nonzeros Presolved model has 9900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.970e+04 Factor NZ : 6.930e+04 (roughly 20 MBytes of memory) Factor Ops : 2.475e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.61207514e+06 0.00000000e+00 2.56e-13 5.07e-01 3.00e+02 0s 1 1.72963722e+06 3.43721795e+05 8.08e-08 4.87e-05 4.67e+01 0s 2 1.28816423e+06 1.01569492e+06 1.20e-08 3.07e-06 9.17e+00 0s 3 1.18579431e+06 1.12868688e+06 2.56e-09 3.87e-07 1.92e+00 0s 4 1.14861874e+06 1.14509701e+06 6.39e-14 4.30e-08 1.19e-01 0s 5 1.14790905e+06 1.14754030e+06 2.84e-14 4.45e-11 1.24e-02 0s 6 1.14755728e+06 1.14754504e+06 2.13e-13 4.17e-13 4.12e-04 0s 7 1.14755035e+06 1.14754598e+06 1.28e-13 3.57e-13 1.47e-04 0s 8 1.14754754e+06 1.14754612e+06 3.20e-13 4.02e-12 4.78e-05 0s 9 1.14754681e+06 1.14754623e+06 3.41e-13 6.18e-13 1.97e-05 0s Barrier solved model in 9 iterations and 0.42 seconds Optimal objective 1.14754681e+06