Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:45:11 2013 Optimize a model with 1980 rows, 2972 columns and 3960 nonzeros Model has 990 quadratic constraints Presolve time: 0.00s Presolved: 1980 rows, 2972 columns, 3960 nonzeros Presolved model has 990 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.970e+03 Factor NZ : 6.933e+03 (roughly 2 MBytes of memory) Factor Ops : 2.476e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.55998941e+05 0.00000000e+00 2.84e-14 5.01e-01 2.98e+02 0s 1 1.70565283e+05 3.36040137e+04 3.50e-09 4.99e-05 4.61e+01 0s 2 1.26735166e+05 9.91227109e+04 3.86e-08 6.73e-06 9.30e+00 0s 3 1.16201837e+05 1.11718346e+05 3.53e-09 1.55e-06 1.51e+00 0s 4 1.12573310e+05 1.12469145e+05 1.34e-09 1.80e-07 3.51e-02 0s 5 1.12526048e+05 1.12521737e+05 5.57e-11 6.92e-09 1.45e-03 0s 6 1.12523582e+05 1.12522822e+05 1.30e-09 2.61e-09 2.56e-04 0s 7 1.12523228e+05 1.12523047e+05 2.91e-09 1.04e-09 6.11e-05 0s 8 1.12523162e+05 1.12523112e+05 1.19e-09 3.34e-11 1.71e-05 0s Barrier solved model in 8 iterations and 0.04 seconds Optimal objective 1.12523162e+05