Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:24 2013 Optimize a model with 14200 rows, 21302 columns and 28400 nonzeros Model has 7100 quadratic constraints Presolve time: 0.01s 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 6.17093289e+06 0.00000000e+00 1.28e-13 4.93e-01 2.99e+02 0s 1 1.23845831e+06 2.47169763e+05 7.85e-08 4.94e-05 4.65e+01 0s 2 9.23999179e+05 7.27795829e+05 2.43e-08 3.90e-06 9.21e+00 0s 3 8.49579013e+05 8.09806182e+05 5.34e-09 4.81e-07 1.87e+00 0s 4 8.26042952e+05 8.22412959e+05 4.76e-10 2.01e-08 1.70e-01 0s 5 8.23215035e+05 8.23139829e+05 9.91e-12 2.91e-13 3.53e-03 0s 6 8.23161043e+05 8.23148580e+05 1.69e-10 4.00e-10 5.85e-04 0s 7 8.23152107e+05 8.23149290e+05 3.76e-11 1.94e-13 1.32e-04 0s 8 8.23150626e+05 8.23149560e+05 1.46e-11 3.62e-13 5.00e-05 0s 9 8.23150217e+05 8.23149644e+05 7.65e-12 4.45e-12 2.69e-05 0s Barrier solved model in 9 iterations and 0.29 seconds Optimal objective 8.23150217e+05