Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:15 2013 Optimize a model with 1180 rows, 1772 columns and 2360 nonzeros Model has 590 quadratic constraints Presolve time: 0.00s Presolved: 1180 rows, 1772 columns, 2360 nonzeros Presolved model has 590 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.770e+03 Factor NZ : 4.133e+03 (roughly 1 MByte of memory) Factor Ops : 1.476e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.88935516e+05 0.00000000e+00 2.84e-14 4.56e-01 2.86e+02 0s 1 9.61236002e+04 1.99150628e+04 9.12e-09 4.87e-05 4.31e+01 0s 2 7.28424622e+04 5.85149345e+04 2.65e-08 8.09e-06 8.09e+00 0s 3 6.66886338e+04 6.47682198e+04 9.14e-09 1.82e-06 1.08e+00 0s 4 6.57021372e+04 6.55751034e+04 2.42e-10 5.77e-08 7.18e-02 0s 5 6.56542503e+04 6.56384925e+04 6.12e-12 1.06e-08 8.90e-03 0s 6 6.56532546e+04 6.56503566e+04 2.65e-09 7.93e-09 1.64e-03 0s 7 6.56528599e+04 6.56527182e+04 9.77e-09 7.79e-09 8.00e-05 0s 8 6.56528417e+04 6.56528153e+04 3.40e-09 2.25e-09 1.49e-05 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 6.56528417e+04