Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:36 2013 Optimize a model with 6600 rows, 9902 columns and 13200 nonzeros Model has 3300 quadratic constraints Presolve time: 0.01s Presolved: 6600 rows, 9902 columns, 13200 nonzeros Presolved model has 3300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.900e+03 Factor NZ : 2.310e+04 (roughly 7 MBytes of memory) Factor Ops : 8.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.86174551e+06 0.00000000e+00 2.84e-14 4.95e-01 2.99e+02 0s 1 5.68631745e+05 1.14488415e+05 4.88e-08 4.98e-05 4.59e+01 0s 2 4.27418673e+05 3.38537532e+05 4.18e-08 3.93e-06 8.98e+00 0s 3 3.94305718e+05 3.76582693e+05 5.34e-09 5.25e-07 1.79e+00 0s 4 3.81697010e+05 3.81359076e+05 8.22e-10 1.32e-08 3.41e-02 0s 5 3.81503127e+05 3.81488812e+05 5.48e-11 3.46e-11 1.45e-03 0s 6 3.81492562e+05 3.81489546e+05 2.90e-10 1.74e-10 3.05e-04 0s 7 3.81489922e+05 3.81489621e+05 2.72e-11 7.68e-14 3.04e-05 0s Barrier solved model in 7 iterations and 0.11 seconds Optimal objective 3.81489922e+05