Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:08:12 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 5.44578768e+07 0.00000000e+00 1.04e-11 5.02e-01 2.93e+02 0s 1 1.10642034e+07 2.26355678e+06 4.16e-07 4.63e-05 4.58e+01 1s 2 8.29722880e+06 6.60134980e+06 5.98e-08 2.78e-06 8.83e+00 1s 3 7.62720501e+06 7.30273676e+06 1.31e-08 3.33e-07 1.69e+00 1s 4 7.46457308e+06 7.38431303e+06 3.00e-09 8.27e-08 4.18e-01 2s 5 7.41755027e+06 7.39606607e+06 2.16e-10 4.80e-08 1.12e-01 2s 6 7.41462974e+06 7.40959247e+06 7.19e-11 9.83e-09 2.62e-02 2s 7 7.41360064e+06 7.41302673e+06 2.23e-11 2.79e-10 2.99e-03 2s 8 7.41316115e+06 7.41312672e+06 1.57e-12 4.24e-12 1.79e-04 3s 9 7.41314454e+06 7.41312864e+06 1.48e-12 9.17e-12 8.28e-05 3s 10 7.41313645e+06 7.41312906e+06 8.24e-13 1.57e-12 3.85e-05 3s Barrier solved model in 10 iterations and 3.13 seconds Optimal objective 7.41313645e+06