Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:06:26 2013 Optimize a model with 46000 rows, 69002 columns and 92000 nonzeros Model has 23000 quadratic constraints Presolve time: 0.05s Presolved: 46000 rows, 69002 columns, 92000 nonzeros Presolved model has 23000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 6.900e+04 Factor NZ : 1.610e+05 (roughly 50 MBytes of memory) Factor Ops : 5.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.98653104e+07 0.00000000e+00 1.46e-12 4.96e-01 2.97e+02 0s 1 3.99784311e+06 8.00897200e+05 5.04e-07 4.84e-05 4.63e+01 0s 2 2.98400122e+06 2.35639006e+06 4.72e-08 3.38e-06 9.10e+00 0s 3 2.74462930e+06 2.61661985e+06 1.04e-08 4.20e-07 1.86e+00 0s 4 2.67336191e+06 2.64949617e+06 1.66e-09 9.07e-08 3.46e-01 1s 5 2.65967819e+06 2.65463051e+06 1.10e-11 4.25e-08 7.32e-02 1s 6 2.65944396e+06 2.65935747e+06 2.48e-12 1.70e-10 1.25e-03 1s 7 2.65937905e+06 2.65937504e+06 1.63e-13 1.52e-11 5.81e-05 1s 8 2.65937732e+06 2.65937679e+06 2.13e-13 3.09e-12 7.70e-06 1s Barrier solved model in 8 iterations and 0.88 seconds Optimal objective 2.65937732e+06