Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:47 2013 Optimize a model with 11400 rows, 17102 columns and 22800 nonzeros Model has 5700 quadratic constraints Presolve time: 0.01s Presolved: 11400 rows, 17102 columns, 22800 nonzeros Presolved model has 5700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.710e+04 Factor NZ : 3.990e+04 (roughly 10 MBytes of memory) Factor Ops : 1.425e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.92158017e+06 0.00000000e+00 7.11e-14 4.84e-01 2.98e+02 0s 1 9.82194521e+05 1.95350447e+05 1.12e-07 4.90e-05 4.60e+01 0s 2 7.34099275e+05 5.79716463e+05 1.44e-08 3.42e-06 9.03e+00 0s 3 6.74028411e+05 6.46858480e+05 2.39e-09 3.40e-07 1.59e+00 0s 4 6.54616883e+05 6.54145158e+05 7.11e-14 4.46e-13 2.76e-02 0s 5 6.54303849e+05 6.54261763e+05 2.84e-14 2.93e-13 2.46e-03 0s 6 6.54268474e+05 6.54263083e+05 8.53e-14 3.63e-13 3.15e-04 0s 7 6.54264838e+05 6.54263698e+05 5.68e-14 3.45e-13 6.67e-05 0s 8 6.54264239e+05 6.54263787e+05 4.97e-13 4.01e-13 2.64e-05 0s Barrier solved model in 8 iterations and 0.22 seconds Optimal objective 6.54264239e+05