Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:30 2013 Optimize a model with 1440 rows, 2162 columns and 2880 nonzeros Model has 720 quadratic constraints Presolve time: 0.00s Presolved: 1440 rows, 2162 columns, 2880 nonzeros Presolved model has 720 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.160e+03 Factor NZ : 5.043e+03 (roughly 1 MByte of memory) Factor Ops : 1.800e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.05567440e+05 0.00000000e+00 2.84e-14 4.49e-01 2.90e+02 0s 1 1.21725612e+05 2.39382772e+04 2.21e-08 5.12e-05 4.53e+01 0s 2 8.94698466e+04 7.00352815e+04 2.40e-08 6.86e-06 9.00e+00 0s 3 8.11432901e+04 7.92979427e+04 9.98e-09 1.09e-06 8.54e-01 0s 4 7.97658379e+04 7.96416873e+04 4.65e-10 1.53e-07 5.75e-02 0s 5 7.96959767e+04 7.96769640e+04 1.82e-12 5.16e-08 8.80e-03 0s 6 7.96954097e+04 7.96924441e+04 3.08e-10 2.40e-09 1.37e-03 0s 7 7.96949245e+04 7.96946002e+04 1.42e-14 2.97e-10 1.50e-04 0s 8 7.96949064e+04 7.96947945e+04 2.84e-14 9.07e-11 5.18e-05 0s 9 7.96948780e+04 7.96948362e+04 1.28e-13 4.39e-11 1.94e-05 0s Barrier solved model in 9 iterations and 0.03 seconds Optimal objective 7.96948780e+04