Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:54:20 2013 Optimize a model with 16000 rows, 24002 columns and 32000 nonzeros Model has 8000 quadratic constraints Presolve time: 0.02s Presolved: 16000 rows, 24002 columns, 32000 nonzeros Presolved model has 8000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.400e+04 Factor NZ : 5.600e+04 (roughly 17 MBytes of memory) Factor Ops : 2.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.93473164e+06 0.00000000e+00 1.28e-13 4.93e-01 2.99e+02 0s 1 1.38462991e+06 2.75177256e+05 9.09e-08 4.89e-05 4.62e+01 0s 2 1.03141516e+06 8.12742754e+05 5.22e-08 6.24e-06 9.11e+00 0s 3 9.47954993e+05 9.04852289e+05 1.12e-08 7.26e-07 1.80e+00 0s 4 9.19559755e+05 9.16917678e+05 9.55e-10 9.59e-08 1.10e-01 0s 5 9.19001908e+05 9.18936667e+05 6.04e-11 1.25e-09 2.72e-03 0s 6 9.18968672e+05 9.18963867e+05 6.53e-12 2.83e-11 2.00e-04 0s 7 9.18965324e+05 9.18964466e+05 1.20e-12 5.23e-12 3.58e-05 0s Barrier solved model in 7 iterations and 0.27 seconds Optimal objective 9.18965324e+05