Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:14 2013 Optimize a model with 2200 rows, 3302 columns and 4400 nonzeros Model has 1100 quadratic constraints Presolve time: 0.00s Presolved: 2200 rows, 3302 columns, 4400 nonzeros Presolved model has 1100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.300e+03 Factor NZ : 7.703e+03 (roughly 2 MBytes of memory) Factor Ops : 2.750e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 9.41294346e+05 0.00000000e+00 2.84e-14 4.67e-01 2.95e+02 0s 1 1.89045629e+05 3.76095261e+04 1.62e-08 5.02e-05 4.59e+01 0s 2 1.40228425e+05 1.10140929e+05 2.44e-08 6.64e-06 9.12e+00 0s 3 1.27650773e+05 1.23914207e+05 6.27e-09 1.33e-06 1.13e+00 0s 4 1.24999443e+05 1.24877292e+05 1.86e-09 1.68e-07 3.70e-02 0s 5 1.24950362e+05 1.24948707e+05 2.75e-10 3.00e-08 5.02e-04 0s 6 1.24949215e+05 1.24949024e+05 2.86e-10 6.39e-09 5.79e-05 0s 7 1.24949063e+05 1.24949031e+05 4.44e-11 1.35e-09 9.76e-06 0s Barrier solved model in 7 iterations and 0.04 seconds Optimal objective 1.24949063e+05