Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:11:02 2013 Optimize a model with 58000 rows, 87002 columns and 116000 nonzeros Model has 29000 quadratic constraints Presolve time: 0.06s Presolved: 58000 rows, 87002 columns, 116000 nonzeros Presolved model has 29000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 8.700e+04 Factor NZ : 2.030e+05 (roughly 60 MBytes of memory) Factor Ops : 7.250e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.50606004e+07 0.00000000e+00 2.19e-12 5.02e-01 2.98e+02 0s 1 5.05549288e+06 1.01595407e+06 3.16e-07 4.80e-05 4.64e+01 0s 2 3.77054739e+06 2.98102541e+06 4.60e-08 3.00e-06 9.07e+00 0s 3 3.46730772e+06 3.30896356e+06 9.97e-09 3.63e-07 1.82e+00 1s 4 3.37501608e+06 3.35881670e+06 1.07e-09 1.28e-08 1.86e-01 1s 5 3.36189320e+06 3.36140510e+06 3.60e-11 3.70e-12 5.61e-03 1s 6 3.36150082e+06 3.36142802e+06 5.61e-12 6.53e-13 8.37e-04 1s 7 3.36144458e+06 3.36143186e+06 1.09e-12 1.58e-12 1.46e-04 1s 8 3.36143721e+06 3.36143313e+06 5.97e-13 1.53e-12 4.69e-05 1s 9 3.36143487e+06 3.36143357e+06 2.84e-13 6.95e-13 1.49e-05 1s Barrier solved model in 9 iterations and 1.29 seconds Optimal objective 3.36143487e+06