Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:43:44 2013 Optimize a model with 104000 rows, 156002 columns and 208000 nonzeros Model has 52000 quadratic constraints Presolve time: 0.12s Presolved: 104000 rows, 156002 columns, 208000 nonzeros Presolved model has 52000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.560e+05 Factor NZ : 3.640e+05 (roughly 100 MBytes of memory) Factor Ops : 1.300e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.43886571e+07 0.00000000e+00 6.61e-12 5.00e-01 2.94e+02 0s 1 8.98546565e+06 1.83000266e+06 3.74e-07 4.67e-05 4.59e+01 0s 2 6.73787414e+06 5.35939920e+06 4.62e-08 2.79e-06 8.84e+00 1s 3 6.19585353e+06 5.92741248e+06 1.04e-08 3.38e-07 1.72e+00 1s 4 6.05592647e+06 6.00755742e+06 2.10e-09 3.46e-08 3.10e-01 1s 5 6.01969679e+06 6.01042232e+06 6.54e-11 2.50e-08 5.95e-02 1s 6 6.01831036e+06 6.01792890e+06 1.13e-11 2.92e-10 2.45e-03 2s 7 6.01811263e+06 6.01801189e+06 3.47e-12 3.21e-11 6.46e-04 2s 8 6.01804069e+06 6.01802249e+06 7.53e-13 3.92e-12 1.17e-04 2s 9 6.01802937e+06 6.01802287e+06 7.25e-13 3.41e-12 4.17e-05 2s 10 6.01802556e+06 6.01802303e+06 8.24e-13 4.07e-12 1.62e-05 2s Barrier solved model in 10 iterations and 2.48 seconds Optimal objective 6.01802556e+06