Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:11 2013 Optimize a model with 9400 rows, 14102 columns and 18800 nonzeros Model has 4700 quadratic constraints Presolve time: 0.01s Presolved: 9400 rows, 14102 columns, 18800 nonzeros Presolved model has 4700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+04 Factor NZ : 3.290e+04 (roughly 10 MBytes of memory) Factor Ops : 1.175e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.09386184e+06 0.00000000e+00 5.68e-14 5.01e-01 3.00e+02 0s 1 8.19468643e+05 1.61158378e+05 6.67e-08 4.97e-05 4.67e+01 0s 2 6.07754404e+05 4.79055707e+05 8.17e-08 6.15e-06 9.13e+00 0s 3 5.58466072e+05 5.34072086e+05 1.35e-08 6.90e-07 1.73e+00 0s 4 5.42469607e+05 5.41887886e+05 1.84e-10 1.53e-09 4.13e-02 0s 5 5.42049324e+05 5.41987903e+05 2.16e-11 2.96e-11 4.36e-03 0s 6 5.41999247e+05 5.41992399e+05 1.03e-10 4.49e-09 4.86e-04 0s 7 5.41994302e+05 5.41992867e+05 1.11e-09 3.63e-10 1.02e-04 0s 8 5.41993734e+05 5.41992949e+05 6.03e-10 1.67e-10 5.56e-05 0s 9 5.41993413e+05 5.41993071e+05 2.96e-10 2.28e-12 2.42e-05 0s Barrier solved model in 9 iterations and 0.19 seconds Optimal objective 5.41993413e+05