Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:29 2013 Optimize a model with 3400 rows, 5102 columns and 6800 nonzeros Model has 1700 quadratic constraints Presolve time: 0.00s Presolved: 3400 rows, 5102 columns, 6800 nonzeros Presolved model has 1700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 5.100e+03 Factor NZ : 1.190e+04 (roughly 4 MBytes of memory) Factor Ops : 4.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.45761384e+06 0.00000000e+00 2.84e-14 4.97e-01 2.95e+02 0s 1 2.92722409e+05 6.02700416e+04 2.25e-08 4.96e-05 4.56e+01 0s 2 2.21191702e+05 1.75616358e+05 5.42e-08 6.43e-06 8.94e+00 0s 3 2.02476827e+05 1.95764228e+05 1.62e-08 1.01e-06 1.32e+00 0s 4 1.97750476e+05 1.97435279e+05 1.27e-09 1.67e-07 6.18e-02 0s 5 1.97659953e+05 1.97644883e+05 2.81e-10 5.27e-09 2.95e-03 0s 6 1.97647057e+05 1.97645324e+05 1.85e-10 2.17e-10 3.40e-04 0s 7 1.97645925e+05 1.97645389e+05 1.37e-09 3.14e-10 1.05e-04 0s 8 1.97645677e+05 1.97645407e+05 6.95e-10 1.46e-12 5.30e-05 0s 9 1.97645574e+05 1.97645410e+05 4.19e-10 1.22e-12 3.21e-05 0s Barrier solved model in 9 iterations and 0.07 seconds Optimal objective 1.97645574e+05