Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:28 2013 Optimize a model with 11200 rows, 16802 columns and 22400 nonzeros Model has 5600 quadratic constraints Presolve time: 0.01s Presolved: 11200 rows, 16802 columns, 22400 nonzeros Presolved model has 5600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.680e+04 Factor NZ : 3.920e+04 (roughly 10 MBytes of memory) Factor Ops : 1.400e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.85506408e+06 0.00000000e+00 8.53e-14 4.90e-01 2.99e+02 0s 1 9.70117028e+05 1.93660529e+05 3.88e-08 4.91e-05 4.62e+01 0s 2 7.24707922e+05 5.71589591e+05 8.59e-08 6.25e-06 9.11e+00 0s 3 6.64894653e+05 6.35992720e+05 2.20e-08 9.81e-07 1.72e+00 0s 4 6.46249220e+05 6.44206932e+05 7.11e-14 1.38e-07 1.22e-01 0s 5 6.45811695e+05 6.45730611e+05 2.84e-14 6.05e-10 4.83e-03 0s 6 6.45743479e+05 6.45737953e+05 8.53e-14 9.66e-12 3.29e-04 0s 7 6.45739953e+05 6.45738287e+05 9.95e-14 7.85e-13 9.92e-05 0s 8 6.45739372e+05 6.45738376e+05 2.34e-13 5.15e-13 5.93e-05 0s 9 6.45739097e+05 6.45738378e+05 3.34e-12 2.39e-13 4.28e-05 0s 10 6.45738899e+05 6.45738392e+05 2.42e-12 7.07e-13 3.02e-05 0s Barrier solved model in 10 iterations and 0.25 seconds Optimal objective 6.45738899e+05