Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:55:49 2013 Optimize a model with 17200 rows, 25802 columns and 34400 nonzeros Model has 8600 quadratic constraints Presolve time: 0.02s Presolved: 17200 rows, 25802 columns, 34400 nonzeros Presolved model has 8600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.580e+04 Factor NZ : 6.020e+04 (roughly 18 MBytes of memory) Factor Ops : 2.150e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.47348881e+06 0.00000000e+00 2.56e-13 4.97e-01 3.00e+02 0s 1 1.49342990e+06 2.97656352e+05 3.80e-08 4.88e-05 4.63e+01 0s 2 1.11381895e+06 8.78235517e+05 3.19e-08 3.85e-06 9.13e+00 0s 3 1.02384090e+06 9.77433273e+05 6.84e-09 4.48e-07 1.80e+00 0s 4 9.93273383e+05 9.90105737e+05 5.68e-14 6.81e-08 1.23e-01 0s 5 9.92648557e+05 9.92594504e+05 2.84e-14 4.62e-10 2.10e-03 0s 6 9.92617132e+05 9.92612152e+05 4.97e-14 1.61e-11 1.93e-04 0s 7 9.92613825e+05 9.92612761e+05 9.95e-14 4.39e-12 4.13e-05 0s 8 9.92613187e+05 9.92612922e+05 1.35e-13 8.29e-13 1.03e-05 0s Barrier solved model in 8 iterations and 0.32 seconds Optimal objective 9.92613187e+05