Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:04:58 2013 Optimize a model with 168000 rows, 252002 columns and 336000 nonzeros Model has 84000 quadratic constraints Presolve time: 0.20s Presolved: 168000 rows, 252002 columns, 336000 nonzeros Presolved model has 84000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.520e+05 Factor NZ : 5.880e+05 (roughly 170 MBytes of memory) Factor Ops : 2.100e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.06550483e+07 0.00000000e+00 1.66e-11 4.99e-01 2.90e+02 1s 1 1.44413199e+07 3.00370626e+06 8.09e-07 4.53e-05 4.54e+01 1s 2 1.08826173e+07 8.69540579e+06 1.16e-07 2.68e-06 8.68e+00 1s 3 1.00125981e+07 9.59419473e+06 2.54e-08 3.21e-07 1.66e+00 2s 4 9.79121928e+06 9.70018308e+06 4.65e-09 7.71e-08 3.61e-01 2s 5 9.74025029e+06 9.72974213e+06 3.31e-10 1.21e-08 4.17e-02 2s 6 9.73759975e+06 9.73582101e+06 1.32e-10 9.61e-12 7.06e-03 3s 7 9.73665362e+06 9.73582497e+06 6.15e-11 2.45e-12 3.29e-03 3s 8 9.73602465e+06 9.73583288e+06 1.42e-11 3.04e-12 7.61e-04 3s 9 9.73585369e+06 9.73583639e+06 1.39e-12 1.11e-12 6.86e-05 4s 10 9.73584206e+06 9.73583728e+06 8.53e-13 1.83e-12 1.90e-05 4s Barrier solved model in 10 iterations and 4.25 seconds Optimal objective 9.73584206e+06