Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:24:40 2013 Optimize a model with 178000 rows, 267002 columns and 356000 nonzeros Model has 89000 quadratic constraints Presolve time: 0.21s Presolved: 178000 rows, 267002 columns, 356000 nonzeros Presolved model has 89000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+05 Factor NZ : 6.230e+05 (roughly 200 MBytes of memory) Factor Ops : 2.225e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.48442937e+07 0.00000000e+00 1.77e-11 5.01e-01 2.90e+02 1s 1 1.53138212e+07 3.19294354e+06 8.80e-08 4.51e-05 4.54e+01 1s 2 1.15460892e+07 9.23203800e+06 1.27e-08 2.65e-06 8.67e+00 1s 3 1.06282688e+07 1.01778869e+07 2.82e-09 3.24e-07 1.69e+00 2s 4 1.03673564e+07 1.02936822e+07 3.00e-10 7.41e-08 2.76e-01 2s 5 1.03344908e+07 1.03299853e+07 3.41e-11 1.21e-10 1.69e-02 3s 6 1.03304594e+07 1.03301628e+07 2.25e-12 1.44e-11 1.11e-03 3s 7 1.03303003e+07 1.03301866e+07 9.59e-13 1.21e-11 4.26e-04 3s 8 1.03302135e+07 1.03301889e+07 5.26e-13 8.94e-12 9.22e-05 4s 9 1.03301996e+07 1.03301904e+07 4.55e-13 3.52e-12 3.45e-05 4s Barrier solved model in 9 iterations and 4.04 seconds Optimal objective 1.03301996e+07