Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:55:19 2013 Optimize a model with 194000 rows, 291002 columns and 388000 nonzeros Model has 97000 quadratic constraints Presolve time: 0.23s Presolved: 194000 rows, 291002 columns, 388000 nonzeros Presolved model has 97000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.910e+05 Factor NZ : 6.790e+05 (roughly 200 MBytes of memory) Factor Ops : 2.425e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.13285576e+07 0.00000000e+00 2.41e-11 5.01e-01 2.89e+02 1s 1 1.66702911e+07 3.49175153e+06 3.88e-07 4.47e-05 4.53e+01 1s 2 1.25829138e+07 1.00742334e+07 5.57e-08 2.61e-06 8.62e+00 1s 3 1.15852229e+07 1.10986157e+07 1.24e-08 3.18e-07 1.67e+00 2s 4 1.13022236e+07 1.12237437e+07 1.28e-09 7.23e-08 2.70e-01 2s 5 1.12672760e+07 1.12627396e+07 1.40e-10 8.40e-12 1.56e-02 3s 6 1.12631890e+07 1.12628792e+07 9.69e-12 5.96e-12 1.06e-03 3s 7 1.12629884e+07 1.12628929e+07 3.20e-12 4.80e-12 3.28e-04 4s 8 1.12629198e+07 1.12628957e+07 9.09e-13 1.13e-11 8.30e-05 4s 9 1.12629078e+07 1.12628981e+07 5.47e-13 1.29e-11 3.32e-05 4s Barrier solved model in 9 iterations and 4.46 seconds Optimal objective 1.12629078e+07