Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:00:21 2013 Optimize a model with 24000 rows, 36002 columns and 48000 nonzeros Model has 12000 quadratic constraints Presolve time: 0.03s Presolved: 24000 rows, 36002 columns, 48000 nonzeros Presolved model has 12000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.600e+04 Factor NZ : 8.400e+04 (roughly 25 MBytes of memory) Factor Ops : 3.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.04334421e+07 0.00000000e+00 4.12e-13 5.00e-01 3.00e+02 0s 1 2.08688238e+06 4.18329337e+05 1.20e-07 4.87e-05 4.63e+01 0s 2 1.56070266e+06 1.23349595e+06 4.83e-08 3.45e-06 9.09e+00 0s 3 1.43227550e+06 1.37050858e+06 1.04e-08 5.62e-07 1.72e+00 0s 4 1.39855584e+06 1.38775767e+06 1.57e-09 1.01e-07 3.00e-01 0s 5 1.39197313e+06 1.39142164e+06 5.87e-11 5.65e-09 1.53e-02 0s 6 1.39178355e+06 1.39168067e+06 2.05e-11 3.50e-12 2.86e-03 0s 7 1.39169029e+06 1.39168122e+06 1.85e-12 9.22e-13 2.52e-04 0s 8 1.39168540e+06 1.39168152e+06 8.81e-13 1.43e-12 1.08e-04 0s 9 1.39168298e+06 1.39168159e+06 8.24e-13 6.29e-13 3.87e-05 1s 10 1.39168281e+06 1.39168162e+06 1.39e-12 7.23e-13 3.30e-05 1s Barrier solved model in 10 iterations and 0.55 seconds Optimal objective 1.39168281e+06