Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:30 2013 Optimize a model with 1440 rows, 2162 columns and 2880 nonzeros Model has 720 quadratic constraints Presolve time: 0.00s Presolved: 1440 rows, 2162 columns, 2880 nonzeros Presolved model has 720 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.160e+03 Factor NZ : 5.043e+03 (roughly 1 MByte of memory) Factor Ops : 1.800e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.08656174e+05 0.00000000e+00 2.84e-14 4.87e-01 2.92e+02 0s 1 1.20063818e+05 2.46948781e+04 8.15e-09 4.92e-05 4.42e+01 0s 2 9.07349587e+04 7.25719110e+04 2.36e-08 8.19e-06 8.41e+00 0s 3 8.29307035e+04 8.04814420e+04 2.60e-09 1.95e-06 1.13e+00 0s 4 8.16748299e+04 8.15266115e+04 7.38e-11 3.62e-08 6.86e-02 0s 5 8.16081095e+04 8.15952259e+04 5.31e-12 3.55e-09 5.96e-03 0s 6 8.16034809e+04 8.15987087e+04 6.61e-13 1.91e-09 2.21e-03 0s 7 8.16028389e+04 8.16025149e+04 7.11e-14 1.18e-10 1.50e-04 0s 8 8.16027986e+04 8.16027482e+04 3.81e-09 7.18e-10 2.34e-05 0s Barrier solved model in 8 iterations and 0.03 seconds Optimal objective 8.16027986e+04