Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:28 2013 Optimize a model with 17600 rows, 26402 columns and 35200 nonzeros Model has 8800 quadratic constraints Presolve time: 0.02s Presolved: 17600 rows, 26402 columns, 35200 nonzeros Presolved model has 8800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+04 Factor NZ : 6.160e+04 (roughly 20 MBytes of memory) Factor Ops : 2.200e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.69349917e+06 0.00000000e+00 1.28e-13 5.07e-01 3.01e+02 0s 1 1.53617770e+06 3.07115057e+05 4.54e-08 4.90e-05 4.66e+01 0s 2 1.15030627e+06 9.09680766e+05 6.63e-09 3.10e-06 9.11e+00 0s 3 1.05633826e+06 1.01025326e+06 1.46e-09 3.71e-07 1.75e+00 0s 4 1.02795847e+06 1.02259466e+06 6.16e-11 7.86e-08 2.03e-01 0s 5 1.02607881e+06 1.02574509e+06 1.06e-12 6.77e-09 1.26e-02 0s 6 1.02605379e+06 1.02603978e+06 2.63e-13 1.36e-10 5.31e-04 0s 7 1.02604733e+06 1.02604045e+06 8.53e-14 1.20e-10 2.61e-04 0s 8 1.02604664e+06 1.02604564e+06 8.38e-10 5.95e-10 3.78e-05 0s Barrier solved model in 8 iterations and 0.33 seconds Optimal objective 1.02604664e+06