Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:11 2013 Optimize a model with 14000 rows, 21002 columns and 28000 nonzeros Model has 7000 quadratic constraints Presolve time: 0.01s Presolved: 14000 rows, 21002 columns, 28000 nonzeros Presolved model has 7000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+04 Factor NZ : 4.900e+04 (roughly 15 MBytes of memory) Factor Ops : 1.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.08585236e+06 0.00000000e+00 1.14e-13 4.93e-01 2.99e+02 0s 1 1.22152639e+06 2.43720737e+05 7.59e-08 4.95e-05 4.66e+01 0s 2 9.11237279e+05 7.17484731e+05 7.68e-08 6.02e-06 9.23e+00 0s 3 8.35942400e+05 7.98483131e+05 1.69e-08 7.43e-07 1.78e+00 0s 4 8.14654895e+05 8.07800382e+05 1.78e-09 2.07e-07 3.26e-01 0s 5 8.12704546e+05 8.10763404e+05 6.08e-10 4.70e-08 9.24e-02 0s 6 8.12092509e+05 8.11657101e+05 2.48e-10 3.14e-10 2.07e-02 0s 7 8.11683434e+05 8.11664774e+05 1.05e-11 2.10e-13 8.89e-04 0s 8 8.11672110e+05 8.11665448e+05 3.81e-12 2.05e-13 3.17e-04 0s 9 8.11670029e+05 8.11665612e+05 2.94e-12 2.55e-13 2.10e-04 0s 10 8.11667860e+05 8.11665671e+05 1.56e-12 3.63e-13 1.04e-04 0s 11 8.11667326e+05 8.11665709e+05 1.34e-12 4.48e-13 7.70e-05 0s 12 8.11667092e+05 8.11665733e+05 1.22e-12 7.51e-13 6.47e-05 0s 13 8.11666704e+05 8.11665855e+05 8.24e-13 3.51e-13 4.04e-05 0s 14 8.11666556e+05 8.11665882e+05 2.33e-12 6.54e-13 3.21e-05 0s Barrier solved model in 14 iterations and 0.44 seconds Optimal objective 8.11666556e+05