Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:46 2013 Optimize a model with 1660 rows, 2492 columns and 3320 nonzeros Model has 830 quadratic constraints Presolve time: 0.00s Presolved: 1660 rows, 2492 columns, 3320 nonzeros Presolved model has 830 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.490e+03 Factor NZ : 5.813e+03 (roughly 2 MBytes of memory) Factor Ops : 2.076e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.00756360e+05 0.00000000e+00 2.84e-14 4.46e-01 2.91e+02 0s 1 1.40613229e+05 2.73387956e+04 5.09e-09 5.14e-05 4.55e+01 0s 2 1.02966920e+05 8.01855919e+04 1.20e-08 7.00e-06 9.15e+00 0s 3 9.32348243e+04 9.03164843e+04 2.22e-08 1.67e-06 1.17e+00 0s 4 9.15588262e+04 9.12020247e+04 9.21e-10 4.04e-07 1.43e-01 0s 5 9.14784599e+04 9.14132212e+04 7.82e-13 9.52e-08 2.62e-02 0s 6 9.14771976e+04 9.14563439e+04 2.84e-13 3.00e-08 8.38e-03 0s 7 9.14760944e+04 9.14664149e+04 1.42e-14 1.45e-08 3.89e-03 0s 8 9.14756374e+04 9.14738084e+04 4.26e-14 2.69e-09 7.35e-04 0s 9 9.14754771e+04 9.14749097e+04 3.25e-11 2.29e-09 2.28e-04 0s 10 9.14754165e+04 9.14752359e+04 1.98e-11 4.53e-10 7.25e-05 0s 11 9.14753349e+04 9.14752428e+04 5.00e-12 4.10e-10 3.70e-05 0s 12 9.14753252e+04 9.14752639e+04 3.42e-12 2.67e-10 2.46e-05 0s Barrier solved model in 12 iterations and 0.05 seconds Optimal objective 9.14753252e+04