Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:26 2013 Optimize a model with 6200 rows, 9302 columns and 12400 nonzeros Model has 3100 quadratic constraints Presolve time: 0.01s Presolved: 6200 rows, 9302 columns, 12400 nonzeros Presolved model has 3100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.300e+03 Factor NZ : 2.170e+04 (roughly 6 MBytes of memory) Factor Ops : 7.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.67803112e+06 0.00000000e+00 4.26e-14 4.90e-01 2.97e+02 0s 1 5.32130966e+05 1.07402813e+05 1.13e-08 4.97e-05 4.57e+01 0s 2 4.00479718e+05 3.17377428e+05 1.18e-07 6.29e-06 8.94e+00 0s 3 3.69165221e+05 3.52800841e+05 2.88e-08 1.10e-06 1.76e+00 0s 4 3.57631162e+05 3.57374057e+05 2.72e-09 9.30e-09 2.76e-02 0s 5 3.57451153e+05 3.57435799e+05 3.55e-10 4.28e-09 1.65e-03 0s 6 3.57438819e+05 3.57436562e+05 2.52e-10 4.65e-10 2.43e-04 0s 7 3.57437085e+05 3.57436654e+05 4.90e-11 4.23e-12 4.63e-05 0s 8 3.57436784e+05 3.57436690e+05 1.45e-11 1.11e-12 1.01e-05 0s Barrier solved model in 8 iterations and 0.11 seconds Optimal objective 3.57436784e+05