Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:44:30 2013 Optimize a model with 106000 rows, 159002 columns and 212000 nonzeros Model has 53000 quadratic constraints Presolve time: 0.12s Presolved: 106000 rows, 159002 columns, 212000 nonzeros Presolved model has 53000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.590e+05 Factor NZ : 3.710e+05 (roughly 100 MBytes of memory) Factor Ops : 1.325e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.53077546e+07 0.00000000e+00 6.27e-12 5.03e-01 2.95e+02 0s 1 9.19751064e+06 1.87353336e+06 1.23e-06 4.67e-05 4.61e+01 0s 2 6.88616000e+06 5.46716308e+06 1.78e-07 2.85e-06 8.92e+00 1s 3 6.33984786e+06 6.05366382e+06 3.93e-08 3.42e-07 1.80e+00 1s 4 6.16533544e+06 6.13966726e+06 3.04e-09 2.10e-08 1.61e-01 1s 5 6.14695412e+06 6.14648663e+06 6.39e-11 2.76e-12 2.94e-03 1s 6 6.14660202e+06 6.14653274e+06 1.00e-11 2.16e-12 4.36e-04 2s 7 6.14655300e+06 6.14653699e+06 2.70e-12 3.09e-12 1.01e-04 2s 8 6.14654440e+06 6.14653858e+06 1.23e-12 2.18e-12 3.66e-05 2s Barrier solved model in 8 iterations and 2.09 seconds Optimal objective 6.14654440e+06