Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:48:32 2013 Optimize a model with 9800 rows, 14702 columns and 19600 nonzeros Model has 4900 quadratic constraints Presolve time: 0.01s Presolved: 9800 rows, 14702 columns, 19600 nonzeros Presolved model has 4900 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.470e+04 Factor NZ : 3.430e+04 (roughly 10 MBytes of memory) Factor Ops : 1.225e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.23132487e+06 0.00000000e+00 8.53e-14 4.83e-01 2.98e+02 0s 1 8.45329351e+05 1.68209373e+05 5.96e-08 4.92e-05 4.61e+01 0s 2 6.31602147e+05 4.98374965e+05 5.28e-08 3.83e-06 9.06e+00 0s 3 5.77328733e+05 5.56466710e+05 6.07e-09 4.53e-07 1.42e+00 0s 4 5.62986293e+05 5.62560557e+05 5.68e-14 4.12e-09 2.90e-02 0s 5 5.62733333e+05 5.62704426e+05 2.84e-14 3.25e-12 1.97e-03 0s 6 5.62708184e+05 5.62704998e+05 1.73e-10 3.72e-10 2.17e-04 0s 7 5.62705993e+05 5.62705164e+05 4.53e-11 2.62e-12 5.64e-05 0s 8 5.62705563e+05 5.62705227e+05 1.91e-11 4.49e-13 2.29e-05 0s Barrier solved model in 8 iterations and 0.18 seconds Optimal objective 5.62705563e+05