Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:00:28 2013 Optimize a model with 24000 rows, 36002 columns and 48000 nonzeros Model has 12000 quadratic constraints Presolve time: 0.03s Presolved: 24000 rows, 36002 columns, 48000 nonzeros Presolved model has 12000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.600e+04 Factor NZ : 8.400e+04 (roughly 25 MBytes of memory) Factor Ops : 3.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.03822558e+07 0.00000000e+00 2.98e-13 5.01e-01 2.98e+02 0s 1 2.07564295e+06 4.19733352e+05 7.79e-08 4.86e-05 4.60e+01 0s 2 1.56099159e+06 1.23701775e+06 1.14e-08 3.08e-06 9.00e+00 0s 3 1.43701112e+06 1.37420819e+06 2.28e-09 3.73e-07 1.74e+00 0s 4 1.39569731e+06 1.38964515e+06 1.09e-10 6.24e-08 1.68e-01 0s 5 1.39306350e+06 1.39282149e+06 1.39e-12 3.34e-09 6.72e-03 0s 6 1.39302346e+06 1.39301614e+06 2.13e-13 1.03e-11 2.04e-04 0s 7 1.39301791e+06 1.39301682e+06 3.20e-13 1.86e-12 3.02e-05 0s Barrier solved model in 7 iterations and 0.42 seconds Optimal objective 1.39301791e+06