Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:01 2013 Optimize a model with 880 rows, 1322 columns and 1760 nonzeros Model has 440 quadratic constraints Presolve time: 0.00s Presolved: 880 rows, 1322 columns, 1760 nonzeros Presolved model has 440 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.320e+03 Factor NZ : 3.083e+03 Factor Ops : 1.100e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.71425169e+05 0.00000000e+00 2.84e-14 4.90e-01 2.90e+02 0s 1 7.42079068e+04 1.49375821e+04 1.31e-08 5.08e-05 4.49e+01 0s 2 5.78710688e+04 4.35000563e+04 1.63e-08 6.65e-06 1.09e+01 0s 3 5.04134885e+04 4.88503090e+04 3.45e-09 1.26e-06 1.18e+00 0s 4 4.93791030e+04 4.93423889e+04 2.73e-09 3.26e-07 2.78e-02 0s 5 4.93676135e+04 4.93654546e+04 5.07e-10 2.59e-08 1.64e-03 0s 6 4.93656407e+04 4.93655446e+04 2.88e-10 2.23e-09 7.28e-05 0s 7 4.93656193e+04 4.93655506e+04 2.12e-10 1.23e-09 5.20e-05 0s 8 4.93655964e+04 4.93655518e+04 1.27e-10 1.08e-09 3.38e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 4.93655964e+04