Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:54:23 2013 Optimize a model with 116000 rows, 174002 columns and 232000 nonzeros Model has 58000 quadratic constraints Presolve time: 0.13s Presolved: 116000 rows, 174002 columns, 232000 nonzeros Presolved model has 58000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.740e+05 Factor NZ : 4.060e+05 (roughly 120 MBytes of memory) Factor Ops : 1.450e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.94722861e+07 0.00000000e+00 5.46e-12 5.03e-01 2.94e+02 0s 1 1.00561629e+07 2.05612704e+06 4.49e-07 4.65e-05 4.60e+01 0s 2 7.53657311e+06 5.98954884e+06 6.49e-08 2.82e-06 8.89e+00 1s 3 6.93996460e+06 6.62769220e+06 1.43e-08 3.41e-07 1.79e+00 1s 4 6.75027724e+06 6.72303887e+06 1.14e-09 1.67e-08 1.57e-01 1s 5 6.72982673e+06 6.72925162e+06 2.51e-11 5.15e-11 3.31e-03 2s 6 6.72941845e+06 6.72932151e+06 4.56e-12 1.76e-12 5.57e-04 2s 7 6.72935376e+06 6.72932824e+06 1.34e-12 1.92e-12 1.47e-04 2s 8 6.72934030e+06 6.72933075e+06 8.31e-13 5.36e-12 5.49e-05 2s 9 6.72933612e+06 6.72933163e+06 4.83e-13 2.45e-12 2.58e-05 3s Barrier solved model in 9 iterations and 2.59 seconds Optimal objective 6.72933612e+06