Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:36 2013 Optimize a model with 19800 rows, 29702 columns and 39600 nonzeros Model has 9900 quadratic constraints Presolve time: 0.02s Presolved: 19800 rows, 29702 columns, 39600 nonzeros Presolved model has 9900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.970e+04 Factor NZ : 6.930e+04 (roughly 20 MBytes of memory) Factor Ops : 2.475e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.59264377e+06 0.00000000e+00 2.20e-13 4.95e-01 2.99e+02 0s 1 1.70944123e+06 3.42756905e+05 1.47e-07 4.90e-05 4.60e+01 0s 2 1.28503300e+06 1.01975179e+06 2.15e-08 3.33e-06 8.93e+00 0s 3 1.18346521e+06 1.12960589e+06 4.81e-09 3.98e-07 1.81e+00 0s 4 1.15181656e+06 1.14347230e+06 5.71e-10 7.63e-08 2.81e-01 0s 5 1.14705020e+06 1.14561342e+06 2.54e-12 2.90e-08 4.84e-02 0s 6 1.14700271e+06 1.14696719e+06 8.31e-13 2.66e-10 1.20e-03 0s 7 1.14698300e+06 1.14697911e+06 1.42e-13 1.70e-11 1.31e-04 0s 8 1.14698127e+06 1.14697987e+06 1.71e-13 1.51e-12 4.70e-05 0s 9 1.14698019e+06 1.14697992e+06 3.06e-13 1.25e-12 9.13e-06 0s Barrier solved model in 9 iterations and 0.42 seconds Optimal objective 1.14698019e+06