Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:07 2013 Optimize a model with 1020 rows, 1532 columns and 2040 nonzeros Model has 510 quadratic constraints Presolve time: 0.00s Presolved: 1020 rows, 1532 columns, 2040 nonzeros Presolved model has 510 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.530e+03 Factor NZ : 3.573e+03 (roughly 1 MByte of memory) Factor Ops : 1.276e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.30380557e+05 0.00000000e+00 2.84e-14 4.90e-01 2.90e+02 0s 1 8.62212846e+04 1.75511863e+04 7.67e-09 5.03e-05 4.49e+01 0s 2 6.77378182e+04 5.10228523e+04 9.28e-09 6.70e-06 1.09e+01 0s 3 6.06254106e+04 5.71453743e+04 1.21e-09 1.33e-06 2.27e+00 0s 4 5.78562433e+04 5.77568202e+04 3.43e-10 2.31e-09 6.50e-02 0s 5 5.78250433e+04 5.77935437e+04 1.70e-10 1.75e-11 2.06e-02 0s 6 5.77957400e+04 5.77940491e+04 7.76e-12 6.35e-12 1.11e-03 0s 7 5.77948757e+04 5.77943321e+04 7.09e-11 5.97e-09 3.55e-04 0s 8 5.77944535e+04 5.77943767e+04 4.18e-09 2.03e-09 5.02e-05 0s 9 5.77943985e+04 5.77943905e+04 2.83e-09 3.58e-10 5.21e-06 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 5.77943985e+04