Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:06:30 2013 Optimize a model with 126000 rows, 189002 columns and 252000 nonzeros Model has 63000 quadratic constraints Presolve time: 0.14s Presolved: 126000 rows, 189002 columns, 252000 nonzeros Presolved model has 63000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.890e+05 Factor NZ : 4.410e+05 (roughly 130 MBytes of memory) Factor Ops : 1.575e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.35102786e+07 0.00000000e+00 4.77e-12 4.98e-01 2.93e+02 0s 1 1.08862714e+07 2.23200847e+06 1.58e-06 4.63e-05 4.58e+01 1s 2 8.16292155e+06 6.48953905e+06 2.30e-07 2.81e-06 8.85e+00 1s 3 7.51659146e+06 7.17974859e+06 5.02e-08 3.41e-07 1.78e+00 1s 4 7.31542806e+06 7.28395386e+06 4.58e-09 1.43e-08 1.67e-01 2s 5 7.29127534e+06 7.28943757e+06 1.77e-10 1.19e-09 9.72e-03 2s 6 7.29030673e+06 7.29003947e+06 2.63e-11 1.62e-10 1.41e-03 2s 7 7.29018249e+06 7.29013642e+06 6.48e-12 1.27e-11 2.44e-04 2s 8 7.29015038e+06 7.29014024e+06 1.48e-12 2.31e-12 5.37e-05 3s 9 7.29014576e+06 7.29014078e+06 9.24e-13 4.60e-12 2.63e-05 3s Barrier solved model in 9 iterations and 2.83 seconds Optimal objective 7.29014576e+06