Gurobi 5.0.1 (linux64) logging started Tue Jan 22 21:23:01 2013 Optimize a model with 140000 rows, 210002 columns and 280000 nonzeros Model has 70000 quadratic constraints Presolve time: 0.17s Presolved: 140000 rows, 210002 columns, 280000 nonzeros Presolved model has 70000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.100e+05 Factor NZ : 4.900e+05 (roughly 150 MBytes of memory) Factor Ops : 1.750e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 5.92643094e+07 0.00000000e+00 1.36e-11 4.99e-01 2.92e+02 0s 1 1.20705911e+07 2.49147463e+06 3.64e-07 4.59e-05 4.56e+01 1s 2 9.08097733e+06 7.24073208e+06 5.25e-08 2.74e-06 8.76e+00 1s 3 8.35010153e+06 7.99946027e+06 1.14e-08 3.28e-07 1.67e+00 1s 4 8.16232952e+06 8.08791311e+06 1.95e-09 8.10e-08 3.54e-01 2s 5 8.12216110e+06 8.11407259e+06 1.39e-10 1.12e-08 3.85e-02 2s 6 8.12007311e+06 8.11868303e+06 5.53e-11 6.16e-12 6.62e-03 2s 7 8.11932772e+06 8.11868368e+06 2.56e-11 1.80e-12 3.07e-03 3s 8 8.11875414e+06 8.11869179e+06 2.47e-12 1.24e-12 2.97e-04 3s 9 8.11870858e+06 8.11869422e+06 6.54e-13 2.31e-12 6.84e-05 3s 10 8.11870033e+06 8.11869469e+06 9.02e-13 2.98e-13 2.69e-05 3s Barrier solved model in 10 iterations and 3.47 seconds Optimal objective 8.11870033e+06