Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:47:01 2013 Optimize a model with 7400 rows, 11102 columns and 14800 nonzeros Model has 3700 quadratic constraints Presolve time: 0.01s Presolved: 7400 rows, 11102 columns, 14800 nonzeros Presolved model has 3700 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.110e+04 Factor NZ : 2.590e+04 (roughly 8 MBytes of memory) Factor Ops : 9.250e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.24245735e+06 0.00000000e+00 5.68e-14 5.02e-01 3.02e+02 0s 1 6.43936978e+05 1.28659825e+05 3.45e-08 4.97e-05 4.64e+01 0s 2 4.82057626e+05 3.80291649e+05 6.35e-08 6.33e-06 9.17e+00 0s 3 4.41359553e+05 4.23085149e+05 9.51e-09 9.55e-07 1.65e+00 0s 4 4.30264314e+05 4.28850213e+05 4.26e-14 1.41e-07 1.27e-01 0s 5 4.29975189e+05 4.29947192e+05 2.84e-14 1.84e-09 2.52e-03 0s 6 4.29963833e+05 4.29958655e+05 3.55e-14 3.53e-10 4.66e-04 0s 7 4.29962299e+05 4.29961065e+05 1.95e-09 6.83e-11 1.11e-04 0s 8 4.29961860e+05 4.29961257e+05 1.06e-09 1.69e-11 5.44e-05 0s 9 4.29961487e+05 4.29961272e+05 3.16e-10 1.28e-11 1.94e-05 0s Barrier solved model in 9 iterations and 0.15 seconds Optimal objective 4.29961487e+05