Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:22 2013 Optimize a model with 14200 rows, 21302 columns and 28400 nonzeros Model has 7100 quadratic constraints Presolve time: 0.02s Presolved: 14200 rows, 21302 columns, 28400 nonzeros Presolved model has 7100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.130e+04 Factor NZ : 4.970e+04 (roughly 15 MBytes of memory) Factor Ops : 1.775e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.16379889e+06 0.00000000e+00 8.53e-14 4.95e-01 2.99e+02 0s 1 1.23464438e+06 2.43162568e+05 1.23e-08 4.94e-05 4.65e+01 0s 2 9.17335756e+05 7.22515782e+05 1.76e-09 3.09e-06 9.15e+00 0s 3 8.43332864e+05 8.04217978e+05 3.51e-10 3.75e-07 1.84e+00 0s 4 8.17942003e+05 8.16185568e+05 5.68e-14 2.23e-08 8.25e-02 0s 5 8.17193165e+05 8.17161696e+05 2.84e-14 2.51e-11 1.48e-03 0s 6 8.17169306e+05 8.17163627e+05 1.58e-10 7.89e-10 2.67e-04 0s 7 8.17164653e+05 8.17163776e+05 2.35e-11 1.23e-12 4.12e-05 0s 8 8.17164162e+05 8.17163824e+05 9.35e-12 1.02e-12 1.59e-05 0s Barrier solved model in 8 iterations and 0.27 seconds Optimal objective 8.17164162e+05