Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:20 2013 Optimize a model with 2800 rows, 4202 columns and 5600 nonzeros Model has 1400 quadratic constraints Presolve time: 0.00s Presolved: 2800 rows, 4202 columns, 5600 nonzeros Presolved model has 1400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.200e+03 Factor NZ : 9.803e+03 (roughly 3 MBytes of memory) Factor Ops : 3.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.22506346e+06 0.00000000e+00 2.84e-14 5.18e-01 3.01e+02 0s 1 2.44991560e+05 5.10465891e+04 2.13e-08 4.96e-05 4.62e+01 0s 2 1.87101992e+05 1.48293589e+05 8.78e-08 6.79e-06 9.24e+00 0s 3 1.70683360e+05 1.64402813e+05 1.87e-08 1.08e-06 1.50e+00 0s 4 1.67110214e+05 1.66220701e+05 4.97e-14 2.87e-07 2.12e-01 0s 5 1.66972771e+05 1.66934769e+05 6.95e-11 1.67e-08 9.05e-03 0s 6 1.66945366e+05 1.66941806e+05 5.02e-12 2.82e-09 8.48e-04 0s 7 1.66943864e+05 1.66943011e+05 2.09e-09 9.74e-10 2.03e-04 0s 8 1.66943462e+05 1.66943148e+05 7.59e-10 3.26e-10 7.47e-05 0s 9 1.66943298e+05 1.66943188e+05 2.14e-10 1.56e-10 2.62e-05 0s Barrier solved model in 9 iterations and 0.06 seconds Optimal objective 1.66943298e+05