Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:05 2013 Optimize a model with 5400 rows, 8102 columns and 10800 nonzeros Model has 2700 quadratic constraints Presolve time: 0.01s Presolved: 5400 rows, 8102 columns, 10800 nonzeros Presolved model has 2700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.100e+03 Factor NZ : 1.890e+04 (roughly 6 MBytes of memory) Factor Ops : 6.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.32948610e+06 0.00000000e+00 4.26e-14 4.80e-01 2.97e+02 0s 1 4.64906105e+05 9.26260040e+04 8.57e-09 4.95e-05 4.60e+01 0s 2 3.46186142e+05 2.72751692e+05 7.70e-08 6.38e-06 9.07e+00 0s 3 3.16435698e+05 3.04011234e+05 1.69e-08 9.73e-07 1.53e+00 0s 4 3.08731072e+05 3.08002658e+05 2.65e-09 1.37e-07 8.99e-02 0s 5 3.08552000e+05 3.08536860e+05 5.19e-10 2.14e-08 1.87e-03 0s 6 3.08541401e+05 3.08539305e+05 1.06e-09 4.68e-09 2.59e-04 0s 7 3.08540120e+05 3.08539772e+05 5.67e-09 7.02e-10 4.30e-05 0s 8 3.08539941e+05 3.08539845e+05 1.88e-09 2.66e-12 1.18e-05 0s Barrier solved model in 8 iterations and 0.10 seconds Optimal objective 3.08539941e+05