Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:17 2013 Optimize a model with 16800 rows, 25202 columns and 33600 nonzeros Model has 8400 quadratic constraints Presolve time: 0.02s Presolved: 16800 rows, 25202 columns, 33600 nonzeros Presolved model has 8400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.520e+04 Factor NZ : 5.880e+04 (roughly 17 MBytes of memory) Factor Ops : 2.100e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.30479750e+06 0.00000000e+00 1.14e-13 5.05e-01 3.00e+02 0s 1 1.46698555e+06 2.92740487e+05 1.22e-07 4.86e-05 4.66e+01 0s 2 1.09469273e+06 8.63574538e+05 1.77e-08 3.10e-06 9.17e+00 0s 3 1.00956257e+06 9.61459219e+05 3.72e-09 3.79e-07 1.91e+00 0s 4 9.75807756e+05 9.74809854e+05 5.68e-14 5.10e-09 3.96e-02 0s 5 9.75235369e+05 9.75190177e+05 2.84e-14 2.59e-11 1.79e-03 0s 6 9.75197495e+05 9.75193078e+05 1.21e-13 4.59e-13 1.75e-04 0s 7 9.75194218e+05 9.75193323e+05 1.71e-13 3.69e-13 3.55e-05 0s Barrier solved model in 7 iterations and 0.29 seconds Optimal objective 9.75194218e+05