Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:57:09 2013 Optimize a model with 18200 rows, 27302 columns and 36400 nonzeros Model has 9100 quadratic constraints Presolve time: 0.02s Presolved: 18200 rows, 27302 columns, 36400 nonzeros Presolved model has 9100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.730e+04 Factor NZ : 6.370e+04 (roughly 20 MBytes of memory) Factor Ops : 2.275e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.89447474e+06 0.00000000e+00 2.42e-13 4.95e-01 2.99e+02 0s 1 1.57750272e+06 3.13404262e+05 2.07e-07 4.89e-05 4.63e+01 0s 2 1.17511243e+06 9.26016237e+05 2.19e-08 3.49e-06 9.12e+00 0s 3 1.08000191e+06 1.03095949e+06 4.69e-09 4.06e-07 1.80e+00 0s 4 1.04770100e+06 1.04422736e+06 7.11e-14 6.46e-08 1.27e-01 0s 5 1.04702965e+06 1.04697558e+06 2.84e-14 3.63e-10 1.98e-03 0s 6 1.04699711e+06 1.04699181e+06 1.59e-10 1.41e-09 1.94e-04 0s 7 1.04699377e+06 1.04699243e+06 4.09e-11 2.32e-10 4.91e-05 0s 8 1.04699291e+06 1.04699259e+06 1.04e-11 8.54e-13 1.19e-05 0s Barrier solved model in 8 iterations and 0.34 seconds Optimal objective 1.04699291e+06