Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:15:57 2013 Optimize a model with 134000 rows, 201002 columns and 268000 nonzeros Model has 67000 quadratic constraints Presolve time: 0.15s Presolved: 134000 rows, 201002 columns, 268000 nonzeros Presolved model has 67000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.010e+05 Factor NZ : 4.690e+05 (roughly 140 MBytes of memory) Factor Ops : 1.675e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.66807065e+07 0.00000000e+00 5.88e-12 4.97e-01 2.91e+02 0s 1 1.15400105e+07 2.36062884e+06 3.51e-06 4.62e-05 4.57e+01 1s 2 8.65230062e+06 6.87242750e+06 5.09e-07 2.82e-06 8.86e+00 1s 3 7.96815378e+06 7.60593306e+06 1.14e-07 3.40e-07 1.80e+00 1s 4 7.76292765e+06 7.69581296e+06 1.78e-08 7.40e-08 3.34e-01 2s 5 7.72621813e+06 7.71468668e+06 1.40e-09 2.19e-08 5.74e-02 2s 6 7.72462084e+06 7.72226716e+06 7.37e-10 1.44e-09 1.17e-02 2s 7 7.72298288e+06 7.72277408e+06 6.23e-11 9.74e-11 1.04e-03 2s 8 7.72288934e+06 7.72281409e+06 2.67e-11 1.14e-11 3.74e-04 3s 9 7.72282878e+06 7.72281786e+06 3.75e-12 1.34e-11 5.43e-05 3s 10 7.72282334e+06 7.72281809e+06 2.51e-12 5.12e-12 2.61e-05 3s Barrier solved model in 10 iterations and 3.30 seconds Optimal objective 7.72282334e+06