Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:47:35 2013 Optimize a model with 8400 rows, 12602 columns and 16800 nonzeros Model has 4200 quadratic constraints Presolve time: 0.01s Presolved: 8400 rows, 12602 columns, 16800 nonzeros Presolved model has 4200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.260e+04 Factor NZ : 2.940e+04 (roughly 9 MBytes of memory) Factor Ops : 1.050e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.67876338e+06 0.00000000e+00 5.68e-14 5.06e-01 3.02e+02 0s 1 7.30175492e+05 1.45522341e+05 5.46e-08 4.92e-05 4.64e+01 0s 2 5.47499909e+05 4.32291911e+05 6.98e-08 6.31e-06 9.14e+00 0s 3 5.03700325e+05 4.82317702e+05 1.43e-08 8.28e-07 1.70e+00 0s 4 4.88483462e+05 4.87005427e+05 2.00e-10 1.61e-07 1.17e-01 0s 5 4.88321751e+05 4.88144387e+05 1.04e-10 1.41e-10 1.41e-02 0s 6 4.88158052e+05 4.88146236e+05 6.77e-12 2.18e-13 9.38e-04 0s 7 4.88149650e+05 4.88146486e+05 1.80e-12 6.73e-13 2.51e-04 0s 8 4.88147735e+05 4.88146538e+05 7.89e-13 1.45e-13 9.50e-05 0s 9 4.88147246e+05 4.88146561e+05 6.82e-13 3.34e-13 5.44e-05 0s 10 4.88147089e+05 4.88146564e+05 1.31e-12 2.86e-13 4.17e-05 0s 11 4.88146940e+05 4.88146577e+05 9.24e-13 3.18e-13 2.87e-05 0s Barrier solved model in 11 iterations and 0.21 seconds Optimal objective 4.88146940e+05