Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:22 2013 Optimize a model with 2800 rows, 4202 columns and 5600 nonzeros Model has 1400 quadratic constraints Presolve time: 0.00s Presolved: 2800 rows, 4202 columns, 5600 nonzeros Presolved model has 1400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.200e+03 Factor NZ : 9.803e+03 (roughly 3 MBytes of memory) Factor Ops : 3.500e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.21007809e+06 0.00000000e+00 2.84e-14 4.83e-01 2.98e+02 0s 1 2.40547675e+05 4.82332387e+04 4.79e-09 4.98e-05 4.58e+01 0s 2 1.80526241e+05 1.42889727e+05 2.19e-08 6.28e-06 8.96e+00 0s 3 1.64759853e+05 1.59285497e+05 1.38e-08 8.78e-07 1.30e+00 0s 4 1.61085037e+05 1.60942348e+05 2.57e-10 9.62e-08 3.40e-02 0s 5 1.61026300e+05 1.61023505e+05 4.67e-10 7.86e-09 6.66e-04 0s 6 1.61024153e+05 1.61023654e+05 3.08e-10 9.85e-10 1.19e-04 0s 7 1.61023827e+05 1.61023666e+05 1.01e-10 2.49e-11 3.82e-05 0s Barrier solved model in 7 iterations and 0.04 seconds Optimal objective 1.61023827e+05