Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:02 2013 Optimize a model with 10600 rows, 15902 columns and 21200 nonzeros Model has 5300 quadratic constraints Presolve time: 0.01s Presolved: 10600 rows, 15902 columns, 21200 nonzeros Presolved model has 5300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.590e+04 Factor NZ : 3.710e+04 (roughly 10 MBytes of memory) Factor Ops : 1.325e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.60892524e+06 0.00000000e+00 5.68e-14 4.98e-01 3.00e+02 0s 1 9.23199135e+05 1.81434012e+05 7.80e-08 4.98e-05 4.67e+01 0s 2 6.84016823e+05 5.38459438e+05 3.57e-08 3.12e-06 9.15e+00 0s 3 6.25625245e+05 6.00400798e+05 4.55e-09 3.64e-07 1.59e+00 0s 4 6.10057430e+05 6.09260223e+05 2.71e-11 1.28e-08 5.01e-02 0s 5 6.09870035e+05 6.09682723e+05 1.31e-11 2.38e-10 1.18e-02 0s 6 6.09698602e+05 6.09687306e+05 3.20e-13 1.26e-10 7.10e-04 0s 7 6.09694716e+05 6.09692596e+05 1.14e-13 3.13e-12 1.33e-04 0s 8 6.09693158e+05 6.09692756e+05 1.14e-13 1.44e-13 2.53e-05 0s Barrier solved model in 8 iterations and 0.20 seconds Optimal objective 6.09693158e+05