Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:49:30 2013 Optimize a model with 110000 rows, 165002 columns and 220000 nonzeros Model has 55000 quadratic constraints Presolve time: 0.12s Presolved: 110000 rows, 165002 columns, 220000 nonzeros Presolved model has 55000 second-order cone constraints Ordering time: 0.02s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.650e+05 Factor NZ : 3.850e+05 (roughly 110 MBytes of memory) Factor Ops : 1.375e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 4.68833003e+07 0.00000000e+00 6.47e-12 5.00e-01 2.94e+02 0s 1 9.50149517e+06 1.93993906e+06 3.18e-07 4.66e-05 4.58e+01 0s 2 7.12898124e+06 5.67243530e+06 4.57e-08 2.79e-06 8.83e+00 1s 3 6.55496278e+06 6.27109301e+06 1.02e-08 3.42e-07 1.72e+00 1s 4 6.40920010e+06 6.34022113e+06 2.07e-09 9.36e-08 4.18e-01 1s 5 6.37057010e+06 6.35698814e+06 1.12e-10 3.57e-08 8.23e-02 2s 6 6.36897350e+06 6.36779943e+06 4.63e-11 1.47e-10 7.12e-03 2s 7 6.36788712e+06 6.36784818e+06 1.06e-12 4.63e-12 2.36e-04 2s 8 6.36786535e+06 6.36784981e+06 7.39e-13 4.12e-12 9.42e-05 2s 9 6.36785563e+06 6.36785023e+06 4.12e-13 1.22e-12 3.28e-05 2s Barrier solved model in 9 iterations and 2.46 seconds Optimal objective 6.36785563e+06