Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:19 2013 Optimize a model with 1260 rows, 1892 columns and 2520 nonzeros Model has 630 quadratic constraints Presolve time: 0.00s Presolved: 1260 rows, 1892 columns, 2520 nonzeros Presolved model has 630 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.890e+03 Factor NZ : 4.413e+03 (roughly 1 MByte of memory) Factor Ops : 1.576e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.42726267e+05 0.00000000e+00 2.84e-14 4.92e-01 2.97e+02 0s 1 1.08011879e+05 2.14967972e+04 9.43e-09 4.98e-05 4.58e+01 0s 2 8.05139771e+04 6.29116404e+04 8.73e-09 7.10e-06 9.31e+00 0s 3 7.34385282e+04 7.05863570e+04 1.99e-09 1.86e-06 1.51e+00 0s 4 7.16077921e+04 7.13450037e+04 4.09e-09 8.54e-08 1.39e-01 0s 5 7.15045924e+04 7.14239521e+04 1.81e-09 3.78e-09 4.27e-02 0s 6 7.14333801e+04 7.14262420e+04 1.60e-10 3.45e-11 3.78e-03 0s 7 7.14313296e+04 7.14262727e+04 1.14e-10 2.11e-11 2.68e-03 0s 8 7.14274918e+04 7.14263356e+04 9.32e-10 1.43e-10 6.12e-04 0s 9 7.14269056e+04 7.14263973e+04 3.84e-10 6.84e-11 2.69e-04 0s 10 7.14267238e+04 7.14264332e+04 2.51e-10 1.18e-10 1.54e-04 0s 11 7.14266852e+04 7.14264518e+04 2.12e-10 6.09e-11 1.23e-04 0s 12 7.14266148e+04 7.14264526e+04 1.41e-10 5.83e-11 8.58e-05 0s 13 7.14265684e+04 7.14264636e+04 9.10e-11 3.58e-11 5.54e-05 0s 14 7.14265356e+04 7.14264763e+04 5.43e-11 1.38e-11 3.14e-05 0s Barrier solved model in 14 iterations and 0.04 seconds Optimal objective 7.14265356e+04