Gurobi 5.0.1 (linux64) logging started Tue Jan 22 23:05:56 2013 Optimize a model with 200000 rows, 300002 columns and 400000 nonzeros Model has 100000 quadratic constraints Presolve time: 0.24s Presolved: 200000 rows, 300002 columns, 400000 nonzeros Presolved model has 100000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 3.000e+05 Factor NZ : 7.000e+05 (roughly 200 MBytes of memory) Factor Ops : 2.500e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 8.34487803e+07 0.00000000e+00 1.49e-11 4.97e-01 2.87e+02 1s 1 1.71481923e+07 3.58733023e+06 1.07e-06 4.48e-05 4.52e+01 1s 2 1.29258557e+07 1.03281843e+07 1.54e-07 2.67e-06 8.66e+00 1s 3 1.19190979e+07 1.13925143e+07 3.43e-08 3.19e-07 1.76e+00 2s 4 1.16213343e+07 1.15219318e+07 5.31e-09 6.93e-08 3.31e-01 3s 5 1.15616928e+07 1.15471098e+07 2.88e-11 2.33e-08 4.86e-02 3s 6 1.15609072e+07 1.15605931e+07 7.49e-12 7.19e-11 1.05e-03 3s 7 1.15606439e+07 1.15606272e+07 4.83e-13 3.46e-12 5.56e-05 4s 8 1.15606374e+07 1.15606328e+07 2.98e-13 6.79e-12 1.54e-05 4s Barrier solved model in 8 iterations and 4.10 seconds Optimal objective 1.15606374e+07