Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:29:07 2013 Optimize a model with 88000 rows, 132002 columns and 176000 nonzeros Model has 44000 quadratic constraints Presolve time: 0.10s Presolved: 88000 rows, 132002 columns, 176000 nonzeros Presolved model has 44000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.320e+05 Factor NZ : 3.080e+05 (roughly 100 MBytes of memory) Factor Ops : 1.100e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.77009067e+07 0.00000000e+00 5.87e-12 5.00e-01 2.95e+02 0s 1 7.62940806e+06 1.55062083e+06 2.80e-07 4.71e-05 4.61e+01 0s 2 5.72050490e+06 4.54156378e+06 4.05e-08 2.87e-06 8.93e+00 1s 3 5.25570901e+06 5.02910143e+06 8.87e-09 3.50e-07 1.72e+00 1s 4 5.13874368e+06 5.08693740e+06 1.74e-09 8.62e-08 3.92e-01 1s 5 5.10979769e+06 5.10266294e+06 1.35e-10 1.75e-08 5.41e-02 1s 6 5.10814638e+06 5.10701546e+06 5.47e-11 9.44e-12 8.57e-03 1s 7 5.10707703e+06 5.10702260e+06 2.20e-12 1.71e-12 4.12e-04 2s 8 5.10704442e+06 5.10702433e+06 8.46e-13 3.57e-12 1.52e-04 2s 9 5.10703520e+06 5.10702521e+06 4.76e-13 1.09e-12 7.57e-05 2s 10 5.10703048e+06 5.10702554e+06 4.69e-13 3.29e-12 3.74e-05 2s Barrier solved model in 10 iterations and 2.12 seconds Optimal objective 5.10703048e+06