Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:44:53 2013 Optimize a model with 1760 rows, 2642 columns and 3520 nonzeros Model has 880 quadratic constraints Presolve time: 0.00s Presolved: 1760 rows, 2642 columns, 3520 nonzeros Presolved model has 880 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+03 Factor NZ : 6.163e+03 (roughly 2 MBytes of memory) Factor Ops : 2.200e+04 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.54498314e+05 0.00000000e+00 4.26e-14 5.15e-01 2.95e+02 0s 1 1.51688902e+05 3.24233445e+04 6.47e-09 4.93e-05 4.52e+01 0s 2 1.17021959e+05 9.30934143e+04 8.81e-09 6.91e-06 9.06e+00 0s 3 1.07014493e+05 1.03327214e+05 4.13e-09 1.18e-06 1.40e+00 0s 4 1.04640825e+05 1.04211460e+05 2.68e-10 3.59e-07 1.63e-01 0s 5 1.04613435e+05 1.04467778e+05 2.81e-10 1.22e-07 5.52e-02 0s 6 1.04542374e+05 1.04536440e+05 1.60e-11 8.91e-09 2.25e-03 0s 7 1.04541785e+05 1.04541291e+05 3.54e-10 9.19e-09 1.87e-04 0s 8 1.04541551e+05 1.04541488e+05 2.74e-11 1.55e-09 2.39e-05 0s Barrier solved model in 8 iterations and 0.03 seconds Optimal objective 1.04541551e+05