Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:45 2013 Optimize a model with 14600 rows, 21902 columns and 29200 nonzeros Model has 7300 quadratic constraints Presolve time: 0.02s Presolved: 14600 rows, 21902 columns, 29200 nonzeros Presolved model has 7300 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.190e+04 Factor NZ : 5.110e+04 (roughly 15 MBytes of memory) Factor Ops : 1.825e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.33206166e+06 0.00000000e+00 1.71e-13 4.94e-01 2.99e+02 0s 1 1.26346100e+06 2.50612285e+05 7.33e-08 4.90e-05 4.62e+01 0s 2 9.40800953e+05 7.41089176e+05 1.54e-08 3.15e-06 9.12e+00 0s 3 8.64543312e+05 8.25070100e+05 3.31e-09 3.68e-07 1.80e+00 0s 4 8.38548526e+05 8.36172268e+05 4.97e-14 4.73e-08 1.09e-01 0s 5 8.38040772e+05 8.37977354e+05 2.84e-14 6.96e-10 2.90e-03 0s 6 8.38009409e+05 8.38005023e+05 8.47e-11 1.87e-09 2.00e-04 0s 7 8.38006320e+05 8.38005383e+05 1.71e-11 4.04e-10 4.28e-05 0s 8 8.38005913e+05 8.38005510e+05 8.33e-12 4.39e-12 1.84e-05 0s Barrier solved model in 8 iterations and 0.27 seconds Optimal objective 8.38005913e+05