Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:14 2013 Optimize a model with 17400 rows, 26102 columns and 34800 nonzeros Model has 8700 quadratic constraints Presolve time: 0.02s Presolved: 17400 rows, 26102 columns, 34800 nonzeros Presolved model has 8700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.610e+04 Factor NZ : 6.090e+04 (roughly 20 MBytes of memory) Factor Ops : 2.175e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.54491872e+06 0.00000000e+00 1.42e-13 4.92e-01 2.99e+02 0s 1 1.50185106e+06 3.00663414e+05 8.63e-08 4.92e-05 4.60e+01 0s 2 1.12730628e+06 8.94520620e+05 6.01e-08 3.32e-06 8.92e+00 0s 3 1.03625784e+06 9.91168596e+05 1.35e-08 3.97e-07 1.73e+00 0s 4 1.01104559e+06 1.00472836e+06 1.96e-09 3.84e-08 2.42e-01 0s 5 1.00655175e+06 1.00581971e+06 5.87e-11 1.28e-08 2.80e-02 0s 6 1.00639240e+06 1.00635618e+06 3.95e-12 5.35e-10 1.39e-03 0s 7 1.00638292e+06 1.00637878e+06 7.74e-13 3.65e-11 1.59e-04 0s 8 1.00638124e+06 1.00638048e+06 2.56e-13 2.03e-12 2.92e-05 0s Barrier solved model in 8 iterations and 0.33 seconds Optimal objective 1.00638124e+06