Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:05:18 2013 Optimize a model with 168000 rows, 252002 columns and 336000 nonzeros Model has 84000 quadratic constraints Presolve time: 0.20s Presolved: 168000 rows, 252002 columns, 336000 nonzeros Presolved model has 84000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.520e+05 Factor NZ : 5.880e+05 (roughly 170 MBytes of memory) Factor Ops : 2.100e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.07151370e+07 0.00000000e+00 1.65e-11 5.00e-01 2.90e+02 0s 1 1.44740768e+07 3.00096232e+06 8.34e-07 4.54e-05 4.55e+01 1s 2 1.08793797e+07 8.67873162e+06 1.20e-07 2.70e-06 8.73e+00 1s 3 1.00247864e+07 9.58444218e+06 2.62e-08 3.24e-07 1.75e+00 2s 4 9.75094508e+06 9.71925025e+06 1.54e-09 1.40e-08 1.26e-01 2s 5 9.72797767e+06 9.72724280e+06 3.39e-11 7.84e-12 2.92e-03 2s 6 9.72744075e+06 9.72734997e+06 4.48e-12 7.61e-12 3.60e-04 3s 7 9.72738058e+06 9.72736057e+06 1.13e-12 8.02e-12 7.94e-05 3s 8 9.72736677e+06 9.72736164e+06 5.12e-13 7.03e-12 2.03e-05 3s Barrier solved model in 8 iterations and 3.38 seconds Optimal objective 9.72736677e+06