Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:50 2013 Optimize a model with 10400 rows, 15602 columns and 20800 nonzeros Model has 5200 quadratic constraints Presolve time: 0.01s Presolved: 10400 rows, 15602 columns, 20800 nonzeros Presolved model has 5200 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.560e+04 Factor NZ : 3.640e+04 (roughly 10 MBytes of memory) Factor Ops : 1.300e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.52065841e+06 0.00000000e+00 5.68e-14 5.03e-01 2.99e+02 0s 1 8.99284581e+05 1.81462281e+05 3.29e-08 4.88e-05 4.60e+01 0s 2 6.76949045e+05 5.35758356e+05 1.09e-07 3.90e-06 9.05e+00 0s 3 6.23874288e+05 5.93774049e+05 2.12e-08 5.02e-07 1.93e+00 0s 4 6.04224810e+05 6.03596016e+05 1.26e-09 3.59e-08 4.03e-02 0s 5 6.03768337e+05 6.03732721e+05 1.65e-10 4.40e-09 2.28e-03 0s 6 6.03740698e+05 6.03734073e+05 3.11e-11 2.00e-11 4.25e-04 0s 7 6.03735943e+05 6.03734362e+05 7.65e-12 2.75e-13 1.01e-04 0s 8 6.03734985e+05 6.03734489e+05 2.61e-12 7.92e-13 3.18e-05 0s Barrier solved model in 8 iterations and 0.19 seconds Optimal objective 6.03734985e+05