Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:48:36 2013 Optimize a model with 156000 rows, 234002 columns and 312000 nonzeros Model has 78000 quadratic constraints Presolve time: 0.19s Presolved: 156000 rows, 234002 columns, 312000 nonzeros Presolved model has 78000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.340e+05 Factor NZ : 5.460e+05 (roughly 160 MBytes of memory) Factor Ops : 1.950e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.59280342e+07 0.00000000e+00 1.41e-11 5.01e-01 2.91e+02 0s 1 1.34554413e+07 2.77720024e+06 1.33e-06 4.55e-05 4.56e+01 1s 2 1.01052370e+07 8.05656491e+06 2.16e-07 3.36e-06 8.76e+00 1s 3 9.28664863e+06 8.87471892e+06 5.00e-08 4.26e-07 1.76e+00 1s 4 9.08812265e+06 8.98541790e+06 9.43e-09 1.25e-07 4.39e-01 2s 5 9.03660937e+06 9.03103031e+06 6.39e-14 5.72e-09 2.38e-02 2s 6 9.03405285e+06 9.03401507e+06 2.84e-14 1.67e-11 1.61e-04 3s 7 9.03402970e+06 9.03402375e+06 2.56e-13 7.11e-12 2.54e-05 3s Barrier solved model in 7 iterations and 2.95 seconds Optimal objective 9.03402970e+06