Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:14:17 2013 Optimize a model with 64000 rows, 96002 columns and 128000 nonzeros Model has 32000 quadratic constraints Presolve time: 0.07s Presolved: 64000 rows, 96002 columns, 128000 nonzeros Presolved model has 32000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 9.600e+04 Factor NZ : 2.240e+05 (roughly 70 MBytes of memory) Factor Ops : 8.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.76178237e+07 0.00000000e+00 3.06e-12 5.03e-01 2.97e+02 0s 1 5.54653453e+06 1.12525570e+06 3.21e-07 4.77e-05 4.61e+01 0s 2 4.16792762e+06 3.31240830e+06 4.62e-08 2.91e-06 8.91e+00 0s 3 3.83116337e+06 3.66620407e+06 1.01e-08 3.58e-07 1.72e+00 1s 4 3.74541757e+06 3.70700009e+06 1.88e-09 9.86e-08 4.00e-01 1s 5 3.72439397e+06 3.71828981e+06 6.45e-11 2.97e-08 6.36e-02 1s 6 3.72383484e+06 3.72340200e+06 2.79e-11 3.07e-11 4.51e-03 1s 7 3.72357426e+06 3.72340677e+06 1.10e-11 8.84e-12 1.74e-03 1s 8 3.72342926e+06 3.72340879e+06 1.41e-12 4.74e-12 2.13e-04 1s 9 3.72341280e+06 3.72340935e+06 3.98e-13 1.39e-12 3.59e-05 1s Barrier solved model in 9 iterations and 1.43 seconds Optimal objective 3.72341280e+06