Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:30 2013 Optimize a model with 9800 rows, 14702 columns and 19600 nonzeros Model has 4900 quadratic constraints Presolve time: 0.01s Presolved: 9800 rows, 14702 columns, 19600 nonzeros Presolved model has 4900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.470e+04 Factor NZ : 3.430e+04 (roughly 10 MBytes of memory) Factor Ops : 1.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.30412842e+06 0.00000000e+00 7.11e-14 5.11e-01 3.03e+02 0s 1 8.59664939e+05 1.71186078e+05 1.65e-07 4.90e-05 4.68e+01 0s 2 6.42552796e+05 5.06976549e+05 3.13e-08 3.93e-06 9.22e+00 0s 3 5.90601451e+05 5.63594216e+05 6.63e-09 4.84e-07 1.84e+00 0s 4 5.73365252e+05 5.71542382e+05 7.11e-14 5.75e-08 1.24e-01 0s 5 5.72807402e+05 5.72777335e+05 1.42e-14 6.53e-10 2.05e-03 0s 6 5.72793348e+05 5.72789866e+05 9.42e-11 1.97e-09 2.37e-04 0s 7 5.72792251e+05 5.72791231e+05 2.95e-11 5.25e-10 6.94e-05 0s 8 5.72791846e+05 5.72791672e+05 6.10e-12 6.60e-11 1.18e-05 0s Barrier solved model in 8 iterations and 0.18 seconds Optimal objective 5.72791846e+05