Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:43:57 2013 Optimize a model with 800 rows, 1202 columns and 1600 nonzeros Model has 400 quadratic constraints Presolve time: 0.00s Presolved: 800 rows, 1202 columns, 1600 nonzeros Presolved model has 400 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.200e+03 Factor NZ : 2.803e+03 Factor Ops : 1.000e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.45770646e+05 0.00000000e+00 2.84e-14 4.93e-01 2.97e+02 0s 1 6.94115467e+04 1.42077850e+04 1.16e-08 5.07e-05 4.60e+01 0s 2 5.20591636e+04 4.09538156e+04 7.31e-09 7.20e-06 9.25e+00 0s 3 4.78123526e+04 4.59356829e+04 4.69e-09 1.66e-06 1.56e+00 0s 4 4.64296910e+04 4.63405819e+04 1.52e-09 1.40e-07 7.43e-02 0s 5 4.63971121e+04 4.63737165e+04 4.37e-10 1.70e-08 1.95e-02 0s 6 4.63818804e+04 4.63789194e+04 4.63e-11 2.32e-09 2.47e-03 0s 7 4.63800925e+04 4.63796104e+04 5.41e-11 4.54e-10 4.02e-04 0s 8 4.63799352e+04 4.63797549e+04 2.38e-11 1.21e-10 1.50e-04 0s 9 4.63798336e+04 4.63798168e+04 7.66e-10 5.38e-09 1.40e-05 0s Barrier solved model in 9 iterations and 0.02 seconds Optimal objective 4.63798336e+04