Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:22:44 2013 Optimize a model with 138000 rows, 207002 columns and 276000 nonzeros Model has 69000 quadratic constraints Presolve time: 0.16s Presolved: 138000 rows, 207002 columns, 276000 nonzeros Presolved model has 69000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.070e+05 Factor NZ : 4.830e+05 (roughly 140 MBytes of memory) Factor Ops : 1.725e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.85271699e+07 0.00000000e+00 1.34e-11 5.01e-01 2.92e+02 0s 1 1.19115845e+07 2.44721561e+06 1.28e-06 4.59e-05 4.57e+01 1s 2 8.93874042e+06 7.12097708e+06 1.83e-07 2.74e-06 8.78e+00 1s 3 8.21938850e+06 7.87249354e+06 4.01e-08 3.24e-07 1.68e+00 1s 4 8.03566103e+06 7.96641650e+06 7.35e-09 6.15e-08 3.35e-01 2s 5 7.99249828e+06 7.98383583e+06 3.63e-10 1.48e-08 4.18e-02 2s 6 7.99099694e+06 7.98982146e+06 1.58e-10 1.84e-11 5.68e-03 2s 7 7.98998890e+06 7.98982978e+06 1.99e-11 5.47e-12 7.69e-04 3s 8 7.98987961e+06 7.98983040e+06 6.05e-12 3.96e-12 2.38e-04 3s 9 7.98985861e+06 7.98983212e+06 3.33e-12 2.92e-12 1.28e-04 3s 10 7.98984802e+06 7.98983325e+06 1.99e-12 3.46e-12 7.13e-05 3s 11 7.98983805e+06 7.98983344e+06 1.39e-12 5.58e-12 2.23e-05 4s Barrier solved model in 11 iterations and 3.75 seconds Optimal objective 7.98983805e+06