Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:59:44 2013 Optimize a model with 20000 rows, 30002 columns and 40000 nonzeros Model has 10000 quadratic constraints Presolve time: 0.02s Presolved: 20000 rows, 30002 columns, 40000 nonzeros Presolved model has 10000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.000e+04 Factor NZ : 7.000e+04 (roughly 20 MBytes of memory) Factor Ops : 2.500e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.68719948e+06 0.00000000e+00 2.70e-13 5.06e-01 2.99e+02 0s 1 1.74366925e+06 3.50105245e+05 1.19e-07 4.87e-05 4.65e+01 0s 2 1.30730441e+06 1.03518976e+06 2.12e-08 3.03e-06 9.07e+00 0s 3 1.19892521e+06 1.14753489e+06 4.03e-09 3.77e-07 1.71e+00 0s 4 1.17107235e+06 1.15935281e+06 5.77e-10 1.28e-07 3.91e-01 0s 5 1.16686406e+06 1.16574492e+06 9.51e-11 2.25e-09 3.73e-02 0s 6 1.16597471e+06 1.16594491e+06 2.33e-12 7.71e-13 9.93e-04 0s 7 1.16595219e+06 1.16594836e+06 3.69e-13 1.31e-12 1.28e-04 0s 8 1.16594953e+06 1.16594851e+06 4.69e-13 2.77e-13 3.40e-05 0s Barrier solved model in 8 iterations and 0.38 seconds Optimal objective 1.16594953e+06