Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:22 2013 Optimize a model with 11000 rows, 16502 columns and 22000 nonzeros Model has 5500 quadratic constraints Presolve time: 0.01s Presolved: 11000 rows, 16502 columns, 22000 nonzeros Presolved model has 5500 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.650e+04 Factor NZ : 3.850e+04 (roughly 10 MBytes of memory) Factor Ops : 1.375e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.77972920e+06 0.00000000e+00 9.95e-14 5.01e-01 2.99e+02 0s 1 9.53003108e+05 1.91799284e+05 5.47e-08 4.93e-05 4.61e+01 0s 2 7.15172360e+05 5.66123143e+05 2.33e-08 3.48e-06 9.03e+00 0s 3 6.58344031e+05 6.29778136e+05 4.64e-09 4.08e-07 1.73e+00 0s 4 6.40865962e+05 6.37412890e+05 5.51e-10 3.22e-08 2.09e-01 0s 5 6.38238853e+05 6.38065513e+05 7.90e-12 4.44e-09 1.05e-02 0s 6 6.38207287e+05 6.38185544e+05 3.14e-12 2.96e-11 1.32e-03 0s 7 6.38189091e+05 6.38186460e+05 4.76e-13 7.77e-13 1.59e-04 0s 8 6.38187207e+05 6.38186506e+05 5.76e-13 1.67e-13 4.25e-05 0s 9 6.38186762e+05 6.38186526e+05 6.11e-13 2.30e-13 1.43e-05 0s Barrier solved model in 9 iterations and 0.24 seconds Optimal objective 6.38186762e+05