Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:58 2013 Optimize a model with 7400 rows, 11102 columns and 14800 nonzeros Model has 3700 quadratic constraints Presolve time: 0.01s Presolved: 7400 rows, 11102 columns, 14800 nonzeros Presolved model has 3700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.110e+04 Factor NZ : 2.590e+04 (roughly 8 MBytes of memory) Factor Ops : 9.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.20372257e+06 0.00000000e+00 5.68e-14 4.86e-01 2.98e+02 0s 1 6.39632650e+05 1.28828083e+05 4.56e-08 4.96e-05 4.60e+01 0s 2 4.79242484e+05 3.78782894e+05 5.86e-08 3.92e-06 9.05e+00 0s 3 4.41503290e+05 4.22330156e+05 8.57e-09 6.90e-07 1.73e+00 0s 4 4.27673933e+05 4.26591804e+05 7.82e-14 9.95e-08 9.75e-02 0s 5 4.27489989e+05 4.27404373e+05 6.01e-11 3.37e-09 7.71e-03 0s 6 4.27413683e+05 4.27406079e+05 4.70e-12 3.31e-11 6.85e-04 0s 7 4.27409695e+05 4.27406197e+05 2.19e-12 1.50e-11 3.15e-04 0s 8 4.27407717e+05 4.27406329e+05 9.09e-13 1.09e-12 1.25e-04 0s 9 4.27406778e+05 4.27406374e+05 3.69e-13 1.68e-13 3.64e-05 0s Barrier solved model in 9 iterations and 0.16 seconds Optimal objective 4.27406778e+05