Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:17 2013 Optimize a model with 2400 rows, 3602 columns and 4800 nonzeros Model has 1200 quadratic constraints Presolve time: 0.00s Presolved: 2400 rows, 3602 columns, 4800 nonzeros Presolved model has 1200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.600e+03 Factor NZ : 8.403e+03 (roughly 2 MBytes of memory) Factor Ops : 3.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.02460016e+06 0.00000000e+00 2.84e-14 4.88e-01 2.94e+02 0s 1 2.04320813e+05 4.26297513e+04 3.97e-09 4.98e-05 4.49e+01 0s 2 1.55876247e+05 1.24400747e+05 3.96e-09 8.72e-06 8.74e+00 0s 3 1.42633454e+05 1.37957037e+05 1.44e-08 2.17e-06 1.30e+00 0s 4 1.39691443e+05 1.39407746e+05 1.28e-10 4.28e-07 7.88e-02 0s 5 1.39607565e+05 1.39605123e+05 5.54e-10 6.61e-09 6.78e-04 0s 6 1.39605860e+05 1.39605533e+05 5.70e-10 3.87e-10 9.09e-05 0s 7 1.39605622e+05 1.39605549e+05 1.21e-10 3.66e-11 2.01e-05 0s Barrier solved model in 7 iterations and 0.04 seconds Optimal objective 1.39605622e+05