Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:49:57 2013 Optimize a model with 11600 rows, 17402 columns and 23200 nonzeros Model has 5800 quadratic constraints Presolve time: 0.01s Presolved: 11600 rows, 17402 columns, 23200 nonzeros Presolved model has 5800 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.740e+04 Factor NZ : 4.060e+04 (roughly 12 MBytes of memory) Factor Ops : 1.450e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.00742707e+06 0.00000000e+00 9.95e-14 4.84e-01 2.98e+02 0s 1 9.98956256e+05 1.98403929e+05 7.93e-08 4.90e-05 4.60e+01 0s 2 7.46339343e+05 5.89392954e+05 6.03e-08 3.40e-06 9.02e+00 0s 3 6.85150019e+05 6.57640430e+05 9.88e-09 3.40e-07 1.58e+00 0s 4 6.65541478e+05 6.65076163e+05 4.97e-14 7.04e-13 2.67e-02 0s 5 6.65230963e+05 6.65190239e+05 2.84e-14 3.94e-14 2.34e-03 0s 6 6.65196716e+05 6.65191584e+05 1.05e-10 1.79e-10 2.95e-04 0s 7 6.65193664e+05 6.65192207e+05 3.24e-11 8.02e-13 8.37e-05 0s 8 6.65192954e+05 6.65192282e+05 1.53e-11 2.82e-13 3.86e-05 0s 9 6.65192549e+05 6.65192308e+05 5.60e-12 6.32e-12 1.38e-05 0s Barrier solved model in 9 iterations and 0.25 seconds Optimal objective 6.65192549e+05