Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:54:28 2013 Optimize a model with 16000 rows, 24002 columns and 32000 nonzeros Model has 8000 quadratic constraints Presolve time: 0.02s Presolved: 16000 rows, 24002 columns, 32000 nonzeros Presolved model has 8000 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.400e+04 Factor NZ : 5.600e+04 (roughly 17 MBytes of memory) Factor Ops : 2.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.93276313e+06 0.00000000e+00 1.85e-13 4.90e-01 2.98e+02 0s 1 1.38016324e+06 2.76694848e+05 4.33e-08 4.92e-05 4.60e+01 0s 2 1.03728116e+06 8.23850793e+05 5.94e-08 3.29e-06 8.89e+00 0s 3 9.52218201e+05 9.12456531e+05 1.25e-08 3.92e-07 1.66e+00 0s 4 9.30191114e+05 9.21385057e+05 1.64e-09 1.34e-07 3.67e-01 0s 5 9.27706847e+05 9.23631747e+05 5.72e-10 7.26e-08 1.70e-01 0s 6 9.26689127e+05 9.26212232e+05 1.54e-10 2.56e-09 1.99e-02 0s 7 9.26351988e+05 9.26308954e+05 1.64e-11 6.90e-11 1.79e-03 0s 8 9.26331250e+05 9.26312132e+05 7.78e-12 2.34e-12 7.97e-04 0s 9 9.26321970e+05 9.26312465e+05 3.97e-12 8.40e-13 3.96e-04 0s 10 9.26318123e+05 9.26312609e+05 2.60e-12 1.74e-12 2.30e-04 0s 11 9.26317127e+05 9.26312644e+05 2.91e-12 4.95e-13 1.87e-04 0s 12 9.26314536e+05 9.26312825e+05 1.25e-12 7.33e-13 7.13e-05 0s 13 9.26314283e+05 9.26312913e+05 1.02e-12 3.01e-12 5.71e-05 0s 14 9.26313906e+05 9.26312988e+05 7.39e-13 1.04e-12 3.83e-05 1s Barrier solved model in 14 iterations and 0.53 seconds Optimal objective 9.26313906e+05