Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:28 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 6.16554093e+06 0.00000000e+00 8.53e-14 4.93e-01 2.99e+02 0s 1 1.23132017e+06 2.46380995e+05 4.08e-08 4.89e-05 4.62e+01 0s 2 9.23554791e+05 7.31289068e+05 4.24e-08 5.38e-06 9.03e+00 0s 3 8.47242404e+05 8.10014122e+05 1.37e-08 7.72e-07 1.75e+00 0s 4 8.28066545e+05 8.19485405e+05 2.40e-09 2.16e-07 4.03e-01 0s 5 8.23561719e+05 8.20930241e+05 2.26e-11 1.37e-07 1.24e-01 0s 6 8.23466429e+05 8.23419921e+05 4.58e-12 1.20e-09 2.18e-03 0s 7 8.23448280e+05 8.23436456e+05 1.11e-12 3.17e-10 5.55e-04 0s 8 8.23443168e+05 8.23440679e+05 1.49e-13 8.98e-11 1.17e-04 0s 9 8.23442747e+05 8.23442420e+05 8.53e-14 1.42e-12 1.54e-05 0s Barrier solved model in 9 iterations and 0.29 seconds Optimal objective 8.23442747e+05