Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:45 2013 Optimize a model with 400 rows, 602 columns and 800 nonzeros Model has 200 quadratic constraints Presolve time: 0.00s Presolved: 400 rows, 602 columns, 800 nonzeros Presolved model has 200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.000e+02 Factor NZ : 1.403e+03 Factor Ops : 5.005e+03 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.68648906e+05 0.00000000e+00 2.84e-14 4.89e-01 2.92e+02 0s 1 3.41197467e+04 7.82338100e+03 1.12e-09 5.13e-05 4.38e+01 0s 2 2.68627739e+04 2.19807765e+04 7.40e-09 9.40e-06 8.14e+00 0s 3 2.47794391e+04 2.39983469e+04 9.11e-10 3.03e-06 1.30e+00 0s 4 2.45128751e+04 2.43989781e+04 8.41e-11 5.10e-07 1.90e-01 0s 5 2.44981835e+04 2.44764183e+04 3.14e-11 5.05e-08 3.63e-02 0s 6 2.44976405e+04 2.44887442e+04 1.42e-14 2.10e-08 1.48e-02 0s 7 2.44975323e+04 2.44964337e+04 1.42e-14 2.37e-09 1.83e-03 0s 8 2.44974170e+04 2.44969328e+04 3.55e-14 1.08e-09 8.07e-04 0s 9 2.44973429e+04 2.44971937e+04 1.42e-14 2.96e-10 2.49e-04 0s 10 2.44973258e+04 2.44972139e+04 1.42e-14 2.23e-10 1.87e-04 0s 11 2.44973062e+04 2.44972295e+04 2.13e-14 1.62e-10 1.28e-04 0s 12 2.44972885e+04 2.44972313e+04 5.68e-14 1.53e-10 9.52e-05 0s 13 2.44972809e+04 2.44972382e+04 2.84e-14 1.28e-10 7.12e-05 0s 14 2.44972788e+04 2.44972431e+04 2.84e-14 1.08e-10 5.96e-05 0s 15 2.44972767e+04 2.44972470e+04 5.61e-13 9.31e-11 4.95e-05 0s 16 2.44972747e+04 2.44972553e+04 4.19e-13 5.67e-11 3.23e-05 0s Barrier solved model in 16 iterations and 0.02 seconds Optimal objective 2.44972747e+04