Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:14 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 8.58396542e+05 0.00000000e+00 2.84e-14 4.75e-01 2.96e+02 0s 1 1.71249403e+05 3.44689513e+04 6.80e-09 5.05e-05 4.56e+01 0s 2 1.28795023e+05 1.01900532e+05 1.80e-08 6.46e-06 8.96e+00 0s 3 1.17984705e+05 1.13068717e+05 2.23e-09 1.03e-06 1.64e+00 0s 4 1.14899662e+05 1.14786465e+05 6.04e-10 1.08e-08 3.77e-02 0s 5 1.14817604e+05 1.14809685e+05 4.23e-11 4.51e-10 2.64e-03 0s 6 1.14813331e+05 1.14811288e+05 1.70e-10 5.47e-09 6.81e-04 0s 7 1.14811797e+05 1.14811408e+05 5.19e-10 7.05e-09 1.30e-04 0s 8 1.14811537e+05 1.14811433e+05 1.39e-10 1.10e-09 3.47e-05 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.14811537e+05