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 4.19170153e+05 0.00000000e+00 2.84e-14 4.43e-01 2.83e+02 0s 1 8.27991985e+04 1.72076794e+04 2.75e-09 4.91e-05 4.29e+01 0s 2 6.29008666e+04 5.03108353e+04 1.09e-08 8.46e-06 8.23e+00 0s 3 5.74728700e+04 5.59147030e+04 5.19e-09 1.65e-06 1.02e+00 0s 4 5.66223845e+04 5.65321755e+04 2.64e-10 9.64e-08 5.90e-02 0s 5 5.65745491e+04 5.65666639e+04 2.84e-11 4.83e-09 5.15e-03 0s 6 5.65694116e+04 5.65680734e+04 3.67e-12 1.30e-09 8.75e-04 0s 7 5.65687158e+04 5.65685310e+04 4.41e-13 2.02e-10 1.21e-04 0s 8 5.65686287e+04 5.65686169e+04 3.01e-09 1.65e-09 7.71e-06 0s Barrier solved model in 8 iterations and 0.02 seconds Optimal objective 5.65686287e+04