Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:17 2013 Optimize a model with 14000 rows, 21002 columns and 28000 nonzeros Model has 7000 quadratic constraints Presolve time: 0.01s Presolved: 14000 rows, 21002 columns, 28000 nonzeros Presolved model has 7000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+04 Factor NZ : 4.900e+04 (roughly 15 MBytes of memory) Factor Ops : 1.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.04361118e+06 0.00000000e+00 1.56e-13 4.85e-01 2.98e+02 0s 1 1.20660567e+06 2.39055063e+05 2.44e-07 4.90e-05 4.61e+01 0s 2 8.99881333e+05 7.09994612e+05 8.61e-08 3.39e-06 9.04e+00 0s 3 8.28551606e+05 7.88974598e+05 1.67e-08 4.23e-07 1.88e+00 0s 4 8.02567186e+05 8.01738127e+05 3.85e-11 4.89e-13 3.95e-02 0s 5 8.01950461e+05 8.01891983e+05 1.23e-11 6.81e-09 2.78e-03 0s 6 8.01920818e+05 8.01900040e+05 5.20e-11 9.31e-10 9.89e-04 0s 7 8.01903045e+05 8.01900728e+05 1.36e-10 2.72e-10 1.10e-04 0s 8 8.01901198e+05 8.01900788e+05 2.05e-11 1.11e-10 1.95e-05 0s Barrier solved model in 8 iterations and 0.26 seconds Optimal objective 8.01901198e+05