Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:00:39 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 1.04317012e+07 0.00000000e+00 4.55e-13 4.98e-01 3.00e+02 0s 1 2.08117918e+06 4.11847110e+05 9.08e-08 4.87e-05 4.64e+01 0s 2 1.54987536e+06 1.22321181e+06 1.31e-08 3.02e-06 9.07e+00 0s 3 1.42176867e+06 1.35934542e+06 2.83e-09 3.70e-07 1.73e+00 0s 4 1.38828204e+06 1.37723288e+06 4.34e-10 6.37e-08 3.07e-01 0s 5 1.38161739e+06 1.38084817e+06 2.25e-11 4.99e-09 2.14e-02 0s 6 1.38135972e+06 1.38119548e+06 8.36e-12 1.51e-10 4.56e-03 0s 7 1.38121398e+06 1.38120680e+06 3.48e-13 9.15e-13 2.00e-04 0s 8 1.38120939e+06 1.38120712e+06 3.62e-13 3.48e-13 6.31e-05 0s 9 1.38120845e+06 1.38120718e+06 1.31e-12 4.37e-13 3.52e-05 1s Barrier solved model in 9 iterations and 0.52 seconds Optimal objective 1.38120845e+06