Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:03 2013 Optimize a model with 5200 rows, 7802 columns and 10400 nonzeros Model has 2600 quadratic constraints Presolve time: 0.01s Presolved: 5200 rows, 7802 columns, 10400 nonzeros Presolved model has 2600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 7.800e+03 Factor NZ : 1.820e+04 (roughly 5 MBytes of memory) Factor Ops : 6.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.26872411e+06 0.00000000e+00 2.84e-14 5.03e-01 3.00e+02 0s 1 4.44737494e+05 9.27544725e+04 1.79e-08 4.85e-05 4.51e+01 0s 2 3.59437428e+05 2.76703018e+05 5.72e-08 5.55e-06 1.06e+01 0s 3 3.19217119e+05 3.06842514e+05 6.03e-09 4.97e-07 1.59e+00 0s 4 3.08784430e+05 3.08061110e+05 3.60e-10 1.16e-09 9.27e-02 0s 5 3.08278514e+05 3.08090235e+05 9.37e-11 1.86e-10 2.41e-02 0s 6 3.08131132e+05 3.08093429e+05 1.66e-11 1.12e-10 4.83e-03 0s 7 3.08105350e+05 3.08098039e+05 3.76e-10 6.64e-10 9.37e-04 0s 8 3.08100814e+05 3.08099407e+05 8.58e-10 1.58e-10 1.80e-04 0s 9 3.08100116e+05 3.08099642e+05 2.63e-10 4.06e-11 6.07e-05 0s 10 3.08099928e+05 3.08099751e+05 9.05e-11 1.02e-11 2.27e-05 0s Barrier solved model in 10 iterations and 0.12 seconds Optimal objective 3.08099928e+05