Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:58 2013 Optimize a model with 17200 rows, 25802 columns and 34400 nonzeros Model has 8600 quadratic constraints Presolve time: 0.02s Presolved: 17200 rows, 25802 columns, 34400 nonzeros Presolved model has 8600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.580e+04 Factor NZ : 6.020e+04 (roughly 18 MBytes of memory) Factor Ops : 2.150e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.45594678e+06 0.00000000e+00 1.85e-13 4.92e-01 2.99e+02 0s 1 1.48433974e+06 2.97164467e+05 8.50e-08 4.93e-05 4.60e+01 0s 2 1.11420431e+06 8.84149974e+05 7.26e-08 3.33e-06 8.92e+00 0s 3 1.02291656e+06 9.79674983e+05 1.37e-08 5.06e-07 1.68e+00 0s 4 9.99933819e+05 9.90180138e+05 2.33e-09 1.44e-07 3.78e-01 0s 5 9.96438710e+05 9.91994044e+05 7.58e-10 8.56e-08 1.72e-01 0s 6 9.95195615e+05 9.94571489e+05 2.20e-10 3.07e-09 2.42e-02 0s 7 9.94727604e+05 9.94668360e+05 2.28e-11 1.54e-10 2.30e-03 0s 8 9.94697764e+05 9.94674231e+05 9.83e-12 3.11e-12 9.12e-04 0s 9 9.94684788e+05 9.94674723e+05 4.28e-12 2.17e-13 3.90e-04 0s 10 9.94679874e+05 9.94674932e+05 2.42e-12 6.01e-13 1.92e-04 0s 11 9.94678985e+05 9.94675023e+05 2.95e-12 3.23e-13 1.54e-04 0s 12 9.94677652e+05 9.94675139e+05 1.99e-12 5.74e-13 9.74e-05 0s 13 9.94677444e+05 9.94675162e+05 2.15e-12 5.60e-13 8.84e-05 1s 14 9.94676754e+05 9.94675302e+05 1.59e-12 2.11e-12 5.63e-05 1s 15 9.94676088e+05 9.94675332e+05 7.67e-13 1.75e-12 2.93e-05 1s Barrier solved model in 15 iterations and 0.57 seconds Optimal objective 9.94676088e+05