Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:37 2013 Optimize a model with 11200 rows, 16802 columns and 22400 nonzeros Model has 5600 quadratic constraints Presolve time: 0.01s Presolved: 11200 rows, 16802 columns, 22400 nonzeros Presolved model has 5600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.680e+04 Factor NZ : 3.920e+04 (roughly 10 MBytes of memory) Factor Ops : 1.400e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.83756720e+06 0.00000000e+00 9.95e-14 4.84e-01 2.98e+02 0s 1 9.65693309e+05 1.92160011e+05 1.84e-07 4.90e-05 4.60e+01 0s 2 7.21759272e+05 5.69904899e+05 6.80e-08 3.43e-06 9.04e+00 0s 3 6.62949667e+05 6.36050770e+05 1.15e-08 3.35e-07 1.60e+00 0s 4 6.43603650e+05 6.43091753e+05 4.97e-14 7.24e-13 3.05e-02 0s 5 6.43272491e+05 6.43218956e+05 2.84e-14 2.90e-13 3.19e-03 0s 6 6.43228757e+05 6.43221862e+05 1.05e-10 4.67e-10 4.10e-04 0s 7 6.43224574e+05 6.43222912e+05 4.48e-10 1.25e-10 9.89e-05 0s 8 6.43223566e+05 6.43223036e+05 1.46e-10 2.05e-13 3.15e-05 0s Barrier solved model in 8 iterations and 0.21 seconds Optimal objective 6.43223566e+05