Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:53 2013 Optimize a model with 10400 rows, 15602 columns and 20800 nonzeros Model has 5200 quadratic constraints Presolve time: 0.01s Presolved: 10400 rows, 15602 columns, 20800 nonzeros Presolved model has 5200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.560e+04 Factor NZ : 3.640e+04 (roughly 10 MBytes of memory) Factor Ops : 1.300e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.52836786e+06 0.00000000e+00 9.24e-14 5.00e-01 3.00e+02 0s 1 9.07252245e+05 1.78421903e+05 3.26e-08 4.98e-05 4.67e+01 0s 2 6.72450448e+05 5.29424813e+05 6.55e-08 3.45e-06 9.17e+00 0s 3 6.15155579e+05 5.90226553e+05 7.11e-09 5.87e-07 1.60e+00 0s 4 5.99709822e+05 5.99008669e+05 3.94e-11 1.52e-08 4.49e-02 0s 5 5.99518994e+05 5.99343683e+05 1.84e-11 2.71e-10 1.12e-02 0s 6 5.99357539e+05 5.99347493e+05 4.62e-13 1.38e-10 6.44e-04 0s 7 5.99353582e+05 5.99351707e+05 1.49e-13 2.93e-12 1.20e-04 0s 8 5.99352272e+05 5.99351837e+05 2.06e-13 8.19e-13 2.79e-05 0s Barrier solved model in 8 iterations and 0.19 seconds Optimal objective 5.99352272e+05