Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:39 2013 Optimize a model with 6600 rows, 9902 columns and 13200 nonzeros Model has 3300 quadratic constraints Presolve time: 0.01s Presolved: 6600 rows, 9902 columns, 13200 nonzeros Presolved model has 3300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.900e+03 Factor NZ : 2.310e+04 (roughly 7 MBytes of memory) Factor Ops : 8.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.84870932e+06 0.00000000e+00 4.26e-14 4.82e-01 2.98e+02 0s 1 5.66943882e+05 1.12648053e+05 5.21e-08 4.90e-05 4.59e+01 0s 2 4.24346232e+05 3.34815513e+05 5.97e-08 3.85e-06 9.04e+00 0s 3 3.87469696e+05 3.73835631e+05 5.80e-09 5.54e-07 1.38e+00 0s 4 3.78140326e+05 3.77841817e+05 8.70e-10 8.39e-09 3.02e-02 0s 5 3.77960554e+05 3.77940608e+05 8.55e-11 1.44e-11 2.01e-03 0s 6 3.77943622e+05 3.77941013e+05 2.21e-10 7.74e-10 2.64e-04 0s 7 3.77941699e+05 3.77941123e+05 8.40e-10 3.22e-10 5.82e-05 0s 8 3.77941291e+05 3.77941168e+05 1.87e-10 8.86e-13 1.24e-05 0s Barrier solved model in 8 iterations and 0.12 seconds Optimal objective 3.77941291e+05