Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:53:08 2013 Optimize a model with 14800 rows, 22202 columns and 29600 nonzeros Model has 7400 quadratic constraints Presolve time: 0.02s Presolved: 14800 rows, 22202 columns, 29600 nonzeros Presolved model has 7400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.220e+04 Factor NZ : 5.180e+04 (roughly 15 MBytes of memory) Factor Ops : 1.850e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.39240828e+06 0.00000000e+00 9.95e-14 4.86e-01 2.98e+02 0s 1 1.27665352e+06 2.52954828e+05 6.50e-08 4.90e-05 4.61e+01 0s 2 9.51734810e+05 7.50734265e+05 2.64e-08 5.45e-06 9.05e+00 0s 3 8.76513771e+05 8.37757908e+05 5.16e-09 5.80e-07 1.75e+00 0s 4 8.48544199e+05 8.47921353e+05 6.39e-14 1.26e-12 2.81e-02 0s 5 8.48121744e+05 8.48048017e+05 2.84e-14 6.06e-13 3.32e-03 0s 6 8.48063710e+05 8.48049173e+05 1.24e-10 1.54e-10 6.55e-04 0s 7 8.48054170e+05 8.48049774e+05 3.81e-11 8.51e-13 1.98e-04 0s 8 8.48052399e+05 8.48049932e+05 2.17e-11 7.65e-13 1.11e-04 0s 9 8.48051421e+05 8.48050062e+05 1.23e-11 7.12e-13 6.12e-05 0s 10 8.48050483e+05 8.48050120e+05 3.07e-12 2.71e-13 1.64e-05 0s Barrier solved model in 10 iterations and 0.34 seconds Optimal objective 8.48050483e+05