Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:34:11 2013 Optimize a model with 94000 rows, 141002 columns and 188000 nonzeros Model has 47000 quadratic constraints Presolve time: 0.11s Presolved: 94000 rows, 141002 columns, 188000 nonzeros Presolved model has 47000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.410e+05 Factor NZ : 3.290e+05 (roughly 100 MBytes of memory) Factor Ops : 1.175e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.03751014e+07 0.00000000e+00 3.98e-12 5.06e-01 2.96e+02 0s 1 8.16861548e+06 1.65621620e+06 6.39e-07 4.72e-05 4.62e+01 0s 2 6.11755166e+06 4.85393108e+06 9.23e-08 2.87e-06 8.96e+00 1s 3 5.62067361e+06 5.37605654e+06 2.05e-08 3.49e-07 1.73e+00 1s 4 5.50001961e+06 5.43812758e+06 5.03e-09 8.51e-08 4.39e-01 1s 5 5.46442864e+06 5.45605678e+06 5.21e-10 1.19e-08 5.94e-02 1s 6 5.46028516e+06 5.45812777e+06 6.35e-11 4.92e-09 1.53e-02 2s 7 5.45987172e+06 5.45962646e+06 2.17e-11 8.80e-11 1.74e-03 2s 8 5.45966853e+06 5.45965392e+06 1.37e-12 2.81e-12 1.04e-04 2s 9 5.45965939e+06 5.45965548e+06 7.18e-13 1.53e-12 2.77e-05 2s Barrier solved model in 9 iterations and 2.09 seconds Optimal objective 5.45965939e+06