Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:00:32 2013 Optimize a model with 24000 rows, 36002 columns and 48000 nonzeros Model has 12000 quadratic constraints Presolve time: 0.03s Presolved: 24000 rows, 36002 columns, 48000 nonzeros Presolved model has 12000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.600e+04 Factor NZ : 8.400e+04 (roughly 25 MBytes of memory) Factor Ops : 3.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.04771523e+07 0.00000000e+00 3.13e-13 5.06e-01 3.01e+02 0s 1 2.09088633e+06 4.17103220e+05 2.35e-07 4.86e-05 4.65e+01 0s 2 1.56317715e+06 1.23650881e+06 3.40e-08 3.03e-06 9.07e+00 0s 3 1.43514607e+06 1.37304759e+06 7.35e-09 3.70e-07 1.72e+00 0s 4 1.40278496e+06 1.39004452e+06 1.40e-09 7.72e-08 3.54e-01 0s 5 1.39719990e+06 1.39114124e+06 3.97e-10 5.90e-08 1.68e-01 0s 6 1.39527633e+06 1.39452071e+06 7.06e-11 5.08e-09 2.10e-02 0s 7 1.39500889e+06 1.39483388e+06 2.62e-11 1.91e-10 4.86e-03 0s 8 1.39489167e+06 1.39484629e+06 7.07e-12 3.07e-12 1.26e-03 0s 9 1.39486251e+06 1.39484671e+06 2.62e-12 7.29e-13 4.39e-04 1s 10 1.39485800e+06 1.39484676e+06 2.48e-12 1.18e-12 3.12e-04 1s 11 1.39485566e+06 1.39484682e+06 2.16e-12 1.56e-12 2.46e-04 1s 12 1.39485462e+06 1.39484687e+06 2.24e-12 1.15e-12 2.16e-04 1s 13 1.39485245e+06 1.39484690e+06 1.65e-12 3.45e-13 1.54e-04 1s 14 1.39485180e+06 1.39484693e+06 2.10e-12 9.41e-13 1.35e-04 1s 15 1.39485094e+06 1.39484696e+06 1.71e-12 5.35e-13 1.11e-04 1s 16 1.39485034e+06 1.39484699e+06 1.47e-12 9.88e-13 9.29e-05 1s 17 1.39484956e+06 1.39484703e+06 1.24e-12 1.23e-12 7.04e-05 1s 18 1.39484878e+06 1.39484708e+06 8.46e-13 1.45e-12 4.74e-05 1s 19 1.39484825e+06 1.39484715e+06 5.97e-13 6.74e-12 3.06e-05 1s Barrier solved model in 19 iterations and 1.03 seconds Optimal objective 1.39484825e+06