Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:51:20 2013 Optimize a model with 13200 rows, 19802 columns and 26400 nonzeros Model has 6600 quadratic constraints Presolve time: 0.01s Presolved: 13200 rows, 19802 columns, 26400 nonzeros Presolved model has 6600 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.980e+04 Factor NZ : 4.620e+04 (roughly 14 MBytes of memory) Factor Ops : 1.650e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.72717151e+06 0.00000000e+00 9.95e-14 4.94e-01 2.99e+02 0s 1 1.14662404e+06 2.25971157e+05 7.89e-08 4.96e-05 4.65e+01 0s 2 8.52366407e+05 6.71842077e+05 4.44e-08 3.40e-06 9.12e+00 0s 3 7.81133623e+05 7.47692250e+05 6.62e-09 4.08e-07 1.69e+00 0s 4 7.60025745e+05 7.59366153e+05 3.56e-11 6.02e-13 3.33e-02 0s 5 7.59590773e+05 7.59524425e+05 4.43e-12 3.92e-13 3.35e-03 0s 6 7.59536912e+05 7.59528278e+05 5.54e-10 1.76e-09 4.36e-04 0s 7 7.59530838e+05 7.59528929e+05 1.25e-10 7.03e-13 9.64e-05 0s 8 7.59529885e+05 7.59529093e+05 5.15e-11 7.32e-13 4.00e-05 0s 9 7.59529725e+05 7.59529183e+05 3.89e-11 5.14e-13 2.74e-05 0s Barrier solved model in 9 iterations and 0.28 seconds Optimal objective 7.59529725e+05