Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:13 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 8.72028565e+05 0.00000000e+00 2.84e-14 5.12e-01 3.00e+02 0s 1 1.70534322e+05 3.69193093e+04 7.74e-09 4.78e-05 4.45e+01 0s 2 1.33066244e+05 1.08802918e+05 2.89e-08 7.28e-06 8.09e+00 0s 3 1.21433092e+05 1.19521670e+05 1.32e-08 1.55e-06 6.37e-01 0s 4 1.20342928e+05 1.20191639e+05 1.96e-09 3.93e-07 5.04e-02 0s 5 1.20332584e+05 1.20311897e+05 1.37e-09 3.04e-08 6.90e-03 0s 6 1.20314139e+05 1.20313001e+05 2.02e-11 1.32e-08 3.79e-04 0s 7 1.20314070e+05 1.20313765e+05 3.10e-10 3.63e-09 1.02e-04 0s 8 1.20313888e+05 1.20313843e+05 1.29e-10 4.35e-09 1.49e-05 0s Barrier solved model in 8 iterations and 0.03 seconds Optimal objective 1.20313888e+05