Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:02:08 2013 Optimize a model with 32000 rows, 48002 columns and 64000 nonzeros Model has 16000 quadratic constraints Presolve time: 0.04s Presolved: 32000 rows, 48002 columns, 64000 nonzeros Presolved model has 16000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 4.800e+04 Factor NZ : 1.120e+05 (roughly 30 MBytes of memory) Factor Ops : 4.000e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 1.38749733e+07 0.00000000e+00 6.54e-13 4.98e-01 2.99e+02 0s 1 2.79045843e+06 5.53585382e+05 1.34e-07 4.90e-05 4.66e+01 0s 2 2.07769779e+06 1.63767200e+06 3.70e-08 5.51e-06 9.17e+00 0s 3 1.91624426e+06 1.82534765e+06 1.13e-08 7.68e-07 1.89e+00 0s 4 1.85546286e+06 1.84985897e+06 6.78e-10 1.13e-08 1.17e-01 0s 5 1.85072813e+06 1.85054830e+06 2.42e-11 6.94e-13 3.75e-03 0s 6 1.85059132e+06 1.85055328e+06 5.26e-12 1.16e-12 7.92e-04 1s 7 1.85056616e+06 1.85055463e+06 1.65e-12 5.12e-13 2.40e-04 1s 8 1.85056086e+06 1.85055538e+06 8.95e-13 7.66e-13 1.14e-04 1s 9 1.85055810e+06 1.85055553e+06 6.25e-13 1.73e-12 5.34e-05 1s 10 1.85055733e+06 1.85055558e+06 5.40e-13 1.55e-12 3.65e-05 1s Barrier solved model in 10 iterations and 0.75 seconds Optimal objective 1.85055733e+06