Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:10:25 2013 Optimize a model with 130000 rows, 195002 columns and 260000 nonzeros Model has 65000 quadratic constraints Presolve time: 0.15s Presolved: 130000 rows, 195002 columns, 260000 nonzeros Presolved model has 65000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.950e+05 Factor NZ : 4.550e+05 (roughly 130 MBytes of memory) Factor Ops : 1.625e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.52322729e+07 0.00000000e+00 9.66e-12 5.02e-01 2.93e+02 0s 1 1.12492584e+07 2.30679472e+06 8.15e-07 4.62e-05 4.59e+01 1s 2 8.43287344e+06 6.70685799e+06 1.18e-07 2.79e-06 8.85e+00 1s 3 7.76525120e+06 7.41866920e+06 2.57e-08 3.37e-07 1.78e+00 1s 4 7.55608119e+06 7.52530147e+06 2.16e-09 1.47e-08 1.58e-01 2s 5 7.53232469e+06 7.53138693e+06 3.58e-11 4.86e-10 4.81e-03 2s 6 7.53182439e+06 7.53177497e+06 2.93e-12 6.89e-12 2.53e-04 2s 7 7.53179910e+06 7.53178070e+06 1.38e-12 2.53e-12 9.43e-05 2s 8 7.53178488e+06 7.53178096e+06 8.95e-13 2.80e-12 2.01e-05 3s Barrier solved model in 8 iterations and 2.60 seconds Optimal objective 7.53178488e+06