Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:58:29 2013 Optimize a model with 120000 rows, 180002 columns and 240000 nonzeros Model has 60000 quadratic constraints Presolve time: 0.14s Presolved: 120000 rows, 180002 columns, 240000 nonzeros Presolved model has 60000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.800e+05 Factor NZ : 4.200e+05 (roughly 120 MBytes of memory) Factor Ops : 1.500e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.10244924e+07 0.00000000e+00 1.04e-11 4.99e-01 2.93e+02 0s 1 1.03613891e+07 2.12691638e+06 2.88e-07 4.63e-05 4.57e+01 0s 2 7.78828506e+06 6.20167923e+06 4.15e-08 2.78e-06 8.81e+00 1s 3 7.15975070e+06 6.85540227e+06 9.07e-09 3.37e-07 1.69e+00 1s 4 6.99731330e+06 6.93116799e+06 1.53e-09 8.80e-08 3.67e-01 1s 5 6.96228991e+06 6.95372140e+06 9.52e-11 1.72e-08 4.76e-02 2s 6 6.96074027e+06 6.95959531e+06 4.02e-11 2.04e-11 6.36e-03 2s 7 6.95972707e+06 6.95959716e+06 4.43e-12 8.60e-13 7.22e-04 2s 8 6.95964530e+06 6.95959774e+06 1.40e-12 3.22e-12 2.64e-04 2s 9 6.95962357e+06 6.95960525e+06 6.04e-13 2.84e-12 1.02e-04 3s 10 6.95961410e+06 6.95960700e+06 3.13e-13 1.84e-12 3.94e-05 3s 11 6.95961046e+06 6.95960707e+06 6.03e-12 2.65e-12 1.89e-05 3s Barrier solved model in 11 iterations and 3.22 seconds Optimal objective 6.95961046e+06