Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:12 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 6.11643246e+06 0.00000000e+00 1.14e-13 5.03e-01 3.01e+02 0s 1 1.22038211e+06 2.43368155e+05 8.72e-08 4.89e-05 4.65e+01 0s 2 9.12589424e+05 7.20744397e+05 6.76e-08 3.48e-06 9.14e+00 0s 3 8.37433145e+05 8.00971765e+05 1.47e-08 4.16e-07 1.74e+00 0s 4 8.14808490e+05 8.10789623e+05 5.48e-10 9.04e-08 1.91e-01 0s 5 8.13638367e+05 8.13447754e+05 7.56e-12 5.27e-09 9.08e-03 0s 6 8.13624381e+05 8.13617677e+05 2.39e-12 7.99e-12 3.19e-04 0s 7 8.13618494e+05 8.13617902e+05 1.00e-12 4.44e-14 2.82e-05 0s Barrier solved model in 7 iterations and 0.23 seconds Optimal objective 8.13618494e+05