Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:11:39 2013 Optimize a model with 130000 rows, 195002 columns and 260000 nonzeros Model has 65000 quadratic constraints Presolve time: 0.15s Presolved: 130000 rows, 195002 columns, 260000 nonzeros Presolved model has 65000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.950e+05 Factor NZ : 4.550e+05 (roughly 130 MBytes of memory) Factor Ops : 1.625e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.52466694e+07 0.00000000e+00 1.07e-11 5.01e-01 2.93e+02 0s 1 1.12537835e+07 2.30811870e+06 3.71e-07 4.62e-05 4.59e+01 1s 2 8.44167900e+06 6.71019071e+06 5.38e-08 2.82e-06 8.88e+00 1s 3 7.77030507e+06 7.42300552e+06 1.17e-08 3.44e-07 1.78e+00 1s 4 7.56904929e+06 7.51035776e+06 1.38e-09 7.72e-08 3.01e-01 2s 5 7.55952992e+06 7.53163994e+06 9.55e-10 1.64e-08 1.43e-01 2s 6 7.53824176e+06 7.53718545e+06 1.52e-11 9.07e-10 5.42e-03 2s 7 7.53788451e+06 7.53765880e+06 5.85e-12 4.05e-12 1.16e-03 2s 8 7.53767359e+06 7.53766108e+06 7.11e-13 4.05e-12 6.42e-05 3s 9 7.53766499e+06 7.53766173e+06 4.55e-13 3.97e-12 1.67e-05 3s Barrier solved model in 9 iterations and 2.93 seconds Optimal objective 7.53766499e+06