Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:12 2013 Optimize a model with 2000 rows, 3002 columns and 4000 nonzeros Model has 1000 quadratic constraints Presolve time: 0.00s Presolved: 2000 rows, 3002 columns, 4000 nonzeros Presolved model has 1000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.000e+03 Factor NZ : 7.003e+03 (roughly 2 MBytes of memory) Factor Ops : 2.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.54445206e+05 0.00000000e+00 2.84e-14 4.64e-01 2.95e+02 0s 1 1.71590915e+05 3.40957855e+04 1.25e-08 5.06e-05 4.58e+01 0s 2 1.27129630e+05 9.96157480e+04 7.81e-08 6.84e-06 9.17e+00 0s 3 1.15427966e+05 1.12636119e+05 7.20e-09 1.14e-06 9.31e-01 0s 4 1.13204050e+05 1.13170482e+05 1.09e-09 4.51e-08 1.12e-02 0s 5 1.13182038e+05 1.13178375e+05 8.51e-11 5.46e-09 1.22e-03 0s 6 1.13178854e+05 1.13178486e+05 7.57e-10 2.06e-10 1.23e-04 0s 7 1.13178668e+05 1.13178526e+05 3.06e-10 2.40e-11 4.72e-05 0s 8 1.13178584e+05 1.13178544e+05 8.55e-11 2.57e-12 1.32e-05 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.13178584e+05