Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:58:34 2013 Optimize a model with 19200 rows, 28802 columns and 38400 nonzeros Model has 9600 quadratic constraints Presolve time: 0.02s Presolved: 19200 rows, 28802 columns, 38400 nonzeros Presolved model has 9600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.880e+04 Factor NZ : 6.720e+04 (roughly 20 MBytes of memory) Factor Ops : 2.400e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.34616554e+06 0.00000000e+00 1.71e-13 5.07e-01 2.99e+02 0s 1 1.67551887e+06 3.36083330e+05 1.21e-07 4.87e-05 4.65e+01 0s 2 1.25519517e+06 9.93807503e+05 5.34e-08 3.69e-06 9.08e+00 0s 3 1.15124137e+06 1.10199828e+06 1.02e-08 4.52e-07 1.71e+00 0s 4 1.12471456e+06 1.11329733e+06 1.55e-09 1.52e-07 3.96e-01 0s 5 1.11996757e+06 1.11591393e+06 1.10e-10 8.70e-08 1.41e-01 0s 6 1.11962668e+06 1.11948707e+06 2.90e-11 3.99e-10 4.85e-03 0s 7 1.11952271e+06 1.11950422e+06 4.17e-12 8.48e-12 6.42e-04 0s 8 1.11950969e+06 1.11950455e+06 1.33e-12 2.64e-12 1.79e-04 0s 9 1.11950695e+06 1.11950462e+06 7.32e-13 1.06e-12 8.09e-05 0s 10 1.11950607e+06 1.11950468e+06 5.04e-13 4.38e-13 4.83e-05 0s 11 1.11950587e+06 1.11950469e+06 7.53e-13 2.15e-13 4.10e-05 0s 12 1.11950562e+06 1.11950471e+06 6.61e-13 2.21e-12 3.18e-05 1s Barrier solved model in 12 iterations and 0.52 seconds Optimal objective 1.11950562e+06