Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:14 2013 Optimize a model with 19600 rows, 29402 columns and 39200 nonzeros Model has 9800 quadratic constraints Presolve time: 0.02s Presolved: 19600 rows, 29402 columns, 39200 nonzeros Presolved model has 9800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.940e+04 Factor NZ : 6.860e+04 (roughly 20 MBytes of memory) Factor Ops : 2.450e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.53377045e+06 0.00000000e+00 2.56e-13 4.98e-01 3.00e+02 0s 1 1.71094234e+06 3.42215401e+05 6.25e-08 4.93e-05 4.66e+01 0s 2 1.27783234e+06 1.00810516e+06 3.87e-08 3.50e-06 9.17e+00 0s 3 1.17559960e+06 1.12092512e+06 8.53e-09 4.30e-07 1.86e+00 0s 4 1.14191043e+06 1.13444591e+06 4.02e-10 1.06e-07 2.54e-01 0s 5 1.14101505e+06 1.13876359e+06 2.71e-10 8.56e-09 7.66e-02 0s 6 1.13920636e+06 1.13915283e+06 4.73e-12 1.57e-10 1.82e-03 0s 7 1.13917563e+06 1.13916294e+06 1.29e-12 1.24e-11 4.32e-04 0s 8 1.13916704e+06 1.13916407e+06 3.34e-13 2.51e-12 1.01e-04 0s 9 1.13916556e+06 1.13916442e+06 1.85e-13 4.68e-13 3.86e-05 0s Barrier solved model in 9 iterations and 0.41 seconds Optimal objective 1.13916556e+06