Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:45 2013 Optimize a model with 11400 rows, 17102 columns and 22800 nonzeros Model has 5700 quadratic constraints Presolve time: 0.01s Presolved: 11400 rows, 17102 columns, 22800 nonzeros Presolved model has 5700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.710e+04 Factor NZ : 3.990e+04 (roughly 10 MBytes of memory) Factor Ops : 1.425e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.92657556e+06 0.00000000e+00 7.11e-14 4.92e-01 2.98e+02 0s 1 9.77352002e+05 1.97928316e+05 1.85e-08 4.92e-05 4.56e+01 0s 2 7.39651669e+05 5.88779423e+05 3.91e-08 5.94e-06 8.82e+00 0s 3 6.79034801e+05 6.51286983e+05 2.12e-09 8.82e-07 1.62e+00 0s 4 6.63527360e+05 6.57993907e+05 2.66e-10 2.55e-07 3.24e-01 0s 5 6.61371692e+05 6.60679508e+05 4.49e-11 1.97e-08 4.05e-02 0s 6 6.61082994e+05 6.60878965e+05 1.61e-11 3.32e-09 1.19e-02 0s 7 6.60928786e+05 6.60920570e+05 6.68e-13 1.53e-11 4.81e-04 0s 8 6.60923339e+05 6.60921153e+05 3.34e-13 1.11e-13 1.28e-04 0s 9 6.60922040e+05 6.60921214e+05 6.54e-13 5.48e-13 4.83e-05 0s 10 6.60921730e+05 6.60921249e+05 9.81e-13 6.12e-13 2.81e-05 0s Barrier solved model in 10 iterations and 0.26 seconds Optimal objective 6.60921730e+05