Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:46:34 2013 Optimize a model with 6400 rows, 9602 columns and 12800 nonzeros Model has 3200 quadratic constraints Presolve time: 0.01s Presolved: 6400 rows, 9602 columns, 12800 nonzeros Presolved model has 3200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+03 Factor NZ : 2.240e+04 (roughly 7 MBytes of memory) Factor Ops : 8.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.75194957e+06 0.00000000e+00 4.26e-14 4.77e-01 2.97e+02 0s 1 5.47381940e+05 1.08930958e+05 9.76e-08 4.90e-05 4.57e+01 0s 2 4.10303860e+05 3.24088918e+05 9.27e-08 6.22e-06 8.98e+00 0s 3 3.75913930e+05 3.61469641e+05 1.46e-08 1.07e-06 1.50e+00 0s 4 3.65713750e+05 3.65453753e+05 1.95e-09 2.00e-08 2.71e-02 0s 5 3.65579831e+05 3.65539085e+05 4.46e-10 1.29e-10 4.24e-03 0s 6 3.65543498e+05 3.65539883e+05 1.76e-10 2.20e-10 3.77e-04 0s 7 3.65541281e+05 3.65540330e+05 5.25e-10 5.77e-10 9.91e-05 0s 8 3.65540706e+05 3.65540409e+05 1.72e-10 6.92e-13 3.09e-05 0s Barrier solved model in 8 iterations and 0.11 seconds Optimal objective 3.65540706e+05