Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:02 2013 Optimize a model with 900 rows, 1352 columns and 1800 nonzeros Model has 450 quadratic constraints Presolve time: 0.00s Presolved: 900 rows, 1352 columns, 1800 nonzeros Presolved model has 450 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.350e+03 Factor NZ : 3.153e+03 Factor Ops : 1.126e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.76628258e+05 0.00000000e+00 2.84e-14 4.75e-01 2.88e+02 0s 1 7.52213881e+04 1.66842613e+04 5.48e-09 4.84e-05 4.34e+01 0s 2 5.91000088e+04 4.82653408e+04 1.42e-08 7.63e-06 8.03e+00 0s 3 5.43303948e+04 5.28571632e+04 5.35e-09 1.96e-06 1.09e+00 0s 4 5.34117574e+04 5.33018819e+04 1.43e-09 5.25e-07 8.14e-02 0s 5 5.34025058e+04 5.33852082e+04 9.10e-10 5.49e-08 1.28e-02 0s 6 5.33925824e+04 5.33860330e+04 3.51e-10 1.47e-08 4.85e-03 0s 7 5.33910874e+04 5.33861386e+04 2.67e-10 4.51e-09 3.67e-03 0s 8 5.33877376e+04 5.33863919e+04 7.62e-11 5.42e-14 9.97e-04 0s 9 5.33865204e+04 5.33864110e+04 7.15e-10 3.36e-10 8.10e-05 0s 10 5.33864665e+04 5.33864185e+04 3.16e-10 1.18e-10 3.55e-05 0s Barrier solved model in 10 iterations and 0.02 seconds Optimal objective 5.33864665e+04