Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:20:43 2013 Optimize a model with 176000 rows, 264002 columns and 352000 nonzeros Model has 88000 quadratic constraints Presolve time: 0.22s Presolved: 176000 rows, 264002 columns, 352000 nonzeros Presolved model has 88000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+05 Factor NZ : 6.160e+05 (roughly 200 MBytes of memory) Factor Ops : 2.200e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.40795101e+07 0.00000000e+00 1.62e-11 5.02e-01 2.90e+02 1s 1 1.51801283e+07 3.15574261e+06 9.31e-07 4.53e-05 4.55e+01 1s 2 1.14215715e+07 9.11229305e+06 1.34e-07 2.71e-06 8.75e+00 1s 3 1.05311919e+07 1.00604536e+07 3.01e-08 3.27e-07 1.78e+00 2s 4 1.02596808e+07 1.01763162e+07 4.16e-09 7.29e-08 3.16e-01 2s 5 1.02128395e+07 1.02009723e+07 7.09e-11 2.07e-08 4.50e-02 3s 6 1.02116950e+07 1.02113442e+07 1.38e-11 1.48e-10 1.33e-03 3s 7 1.02114332e+07 1.02114174e+07 6.54e-13 5.49e-12 5.99e-05 3s 8 1.02114246e+07 1.02114186e+07 7.89e-13 3.95e-12 2.27e-05 4s Barrier solved model in 8 iterations and 3.57 seconds Optimal objective 1.02114246e+07