Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:39 2013 Optimize a model with 14400 rows, 21602 columns and 28800 nonzeros Model has 7200 quadratic constraints Presolve time: 0.02s Presolved: 14400 rows, 21602 columns, 28800 nonzeros Presolved model has 7200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.160e+04 Factor NZ : 5.040e+04 (roughly 15 MBytes of memory) Factor Ops : 1.800e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.25327542e+06 0.00000000e+00 1.85e-13 4.93e-01 2.99e+02 0s 1 1.23802964e+06 2.49387173e+05 7.35e-08 4.92e-05 4.58e+01 0s 2 9.35234192e+05 7.43929450e+05 1.17e-08 3.63e-06 8.86e+00 0s 3 8.59062537e+05 8.23398340e+05 2.48e-09 4.24e-07 1.65e+00 0s 4 8.39758790e+05 8.31927840e+05 3.89e-10 1.22e-07 3.63e-01 0s 5 8.36513262e+05 8.34871490e+05 7.79e-11 2.43e-08 7.60e-02 0s 6 8.35831580e+05 8.35646685e+05 1.58e-11 1.71e-10 8.56e-03 0s 7 8.35669217e+05 8.35653924e+05 1.39e-12 2.73e-12 7.08e-04 0s 8 8.35661674e+05 8.35654381e+05 7.67e-13 2.36e-13 3.38e-04 0s 9 8.35657473e+05 8.35654487e+05 5.97e-13 2.22e-13 1.38e-04 0s 10 8.35656744e+05 8.35654560e+05 7.82e-13 2.57e-13 1.01e-04 0s 11 8.35656360e+05 8.35654608e+05 1.12e-12 1.21e-12 8.11e-05 0s 12 8.35655846e+05 8.35654609e+05 7.89e-13 1.21e-12 5.72e-05 0s 13 8.35655557e+05 8.35654647e+05 6.25e-13 7.94e-13 4.21e-05 0s 14 8.35655366e+05 8.35654704e+05 6.39e-13 3.05e-13 3.06e-05 0s Barrier solved model in 14 iterations and 0.46 seconds Optimal objective 8.35655366e+05