Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:06:31 2013 Optimize a model with 46000 rows, 69002 columns and 92000 nonzeros Model has 23000 quadratic constraints Presolve time: 0.05s Presolved: 46000 rows, 69002 columns, 92000 nonzeros Presolved model has 23000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.900e+04 Factor NZ : 1.610e+05 (roughly 50 MBytes of memory) Factor Ops : 5.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.99852204e+07 0.00000000e+00 1.41e-12 5.07e-01 2.99e+02 0s 1 4.00488004e+06 8.05077792e+05 1.28e-07 4.81e-05 4.64e+01 0s 2 3.00015004e+06 2.37640177e+06 1.86e-08 2.99e-06 9.04e+00 0s 3 2.75502785e+06 2.63566991e+06 4.05e-09 3.64e-07 1.73e+00 0s 4 2.69461349e+06 2.66609150e+06 8.88e-10 9.27e-08 4.13e-01 1s 5 2.67845213e+06 2.66921749e+06 4.99e-11 6.57e-08 1.34e-01 1s 6 2.67745861e+06 2.67423292e+06 1.04e-11 2.41e-08 4.67e-02 1s 7 2.67729613e+06 2.67713718e+06 4.52e-12 2.57e-10 2.30e-03 1s 8 2.67718099e+06 2.67716455e+06 4.97e-13 3.54e-11 2.38e-04 1s 9 2.67717447e+06 2.67716868e+06 3.13e-13 1.27e-12 8.39e-05 1s 10 2.67717110e+06 2.67716889e+06 4.90e-13 1.32e-12 3.20e-05 1s Barrier solved model in 10 iterations and 1.10 seconds Optimal objective 2.67717110e+06