Gurobi 5.0.1 (linux64) logging started Tue Jan 22 23:05:07 2013 Optimize a model with 200000 rows, 300002 columns and 400000 nonzeros Model has 100000 quadratic constraints Presolve time: 0.24s Presolved: 200000 rows, 300002 columns, 400000 nonzeros Presolved model has 100000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.000e+05 Factor NZ : 7.000e+05 (roughly 200 MBytes of memory) Factor Ops : 2.500e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.36723427e+07 0.00000000e+00 2.60e-11 5.00e-01 2.88e+02 1s 1 1.71928569e+07 3.59540900e+06 2.23e-07 4.47e-05 4.53e+01 1s 2 1.29491387e+07 1.03517124e+07 3.21e-08 2.64e-06 8.66e+00 1s 3 1.19326237e+07 1.14178275e+07 6.88e-09 3.16e-07 1.72e+00 2s 4 1.16188967e+07 1.15568037e+07 5.50e-10 5.02e-08 2.07e-01 3s 5 1.15864925e+07 1.15730642e+07 7.80e-12 2.15e-08 4.48e-02 3s 6 1.15859159e+07 1.15856507e+07 2.38e-12 2.73e-11 8.84e-04 3s 7 1.15857231e+07 1.15856651e+07 1.02e-12 2.68e-12 1.93e-04 4s 8 1.15856748e+07 1.15856655e+07 6.54e-13 4.08e-12 3.09e-05 4s Barrier solved model in 8 iterations and 4.10 seconds Optimal objective 1.15856748e+07