Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:09:10 2013 Optimize a model with 128000 rows, 192002 columns and 256000 nonzeros Model has 64000 quadratic constraints Presolve time: 0.15s Presolved: 128000 rows, 192002 columns, 256000 nonzeros Presolved model has 64000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.920e+05 Factor NZ : 4.480e+05 (roughly 130 MBytes of memory) Factor Ops : 1.600e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.44271583e+07 0.00000000e+00 6.65e-12 5.02e-01 2.93e+02 0s 1 1.10857978e+07 2.27169563e+06 2.67e-07 4.63e-05 4.59e+01 1s 2 8.31319044e+06 6.60619568e+06 3.88e-08 2.82e-06 8.89e+00 1s 3 7.65197830e+06 7.30914514e+06 8.42e-09 3.44e-07 1.79e+00 1s 4 7.45568401e+06 7.39874905e+06 1.09e-09 6.65e-08 2.97e-01 2s 5 7.44531030e+06 7.41706679e+06 7.51e-10 1.38e-08 1.47e-01 2s 6 7.42442002e+06 7.42166804e+06 6.64e-11 8.90e-10 1.43e-02 2s 7 7.42306096e+06 7.42213390e+06 2.67e-11 2.27e-12 4.83e-03 2s 8 7.42223187e+06 7.42213731e+06 2.71e-12 4.05e-12 4.92e-04 3s 9 7.42216631e+06 7.42214014e+06 7.96e-13 9.64e-12 1.36e-04 3s 10 7.42215749e+06 7.42214107e+06 7.53e-13 3.11e-12 8.55e-05 3s 11 7.42215099e+06 7.42214142e+06 1.34e-12 5.91e-12 4.98e-05 3s 12 7.42214779e+06 7.42214161e+06 2.87e-12 8.38e-12 3.22e-05 4s Barrier solved model in 12 iterations and 3.69 seconds Optimal objective 7.42214779e+06