Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:45 2013 Optimize a model with 1660 rows, 2492 columns and 3320 nonzeros Model has 830 quadratic constraints Presolve time: 0.00s Presolved: 1660 rows, 2492 columns, 3320 nonzeros Presolved model has 830 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+03 Factor NZ : 5.813e+03 (roughly 2 MBytes of memory) Factor Ops : 2.076e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.13666014e+05 0.00000000e+00 2.84e-14 5.20e-01 2.96e+02 0s 1 1.43509196e+05 3.06979442e+04 5.90e-09 4.92e-05 4.53e+01 0s 2 1.10781465e+05 8.82099200e+04 1.73e-08 6.82e-06 9.06e+00 0s 3 1.01230876e+05 9.77850793e+04 2.40e-09 1.20e-06 1.38e+00 0s 4 9.90648261e+04 9.86937345e+04 5.10e-10 3.28e-07 1.49e-01 0s 5 9.90436587e+04 9.89201259e+04 3.44e-10 1.21e-07 4.96e-02 0s 6 9.89899780e+04 9.89834648e+04 2.02e-10 1.07e-08 2.62e-03 0s 7 9.89894918e+04 9.89889453e+04 3.76e-10 1.24e-08 2.19e-04 0s 8 9.89892724e+04 9.89891957e+04 1.21e-11 2.65e-09 3.08e-05 0s Barrier solved model in 8 iterations and 0.03 seconds Optimal objective 9.89892724e+04