Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:17:31 2013 Optimize a model with 70000 rows, 105002 columns and 140000 nonzeros Model has 35000 quadratic constraints Presolve time: 0.08s Presolved: 70000 rows, 105002 columns, 140000 nonzeros Presolved model has 35000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.050e+05 Factor NZ : 2.450e+05 (roughly 70 MBytes of memory) Factor Ops : 8.750e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 2.99885552e+07 0.00000000e+00 3.75e-12 4.94e-01 2.95e+02 0s 1 6.04065378e+06 1.21192782e+06 2.84e-07 4.75e-05 4.60e+01 0s 2 4.51171088e+06 3.57102446e+06 4.10e-08 2.91e-06 8.96e+00 0s 3 4.14093850e+06 3.96145588e+06 8.91e-09 3.52e-07 1.71e+00 1s 4 4.04129957e+06 4.00749205e+06 1.18e-09 8.72e-08 3.22e-01 1s 5 4.02518348e+06 4.02316059e+06 1.01e-10 1.50e-09 1.93e-02 1s 6 4.02372440e+06 4.02354429e+06 9.92e-12 7.68e-11 1.72e-03 1s 7 4.02360133e+06 4.02356527e+06 2.16e-12 8.58e-12 3.43e-04 1s 8 4.02357581e+06 4.02356672e+06 6.39e-13 1.54e-12 8.66e-05 1s 9 4.02357135e+06 4.02356694e+06 1.02e-12 3.04e-12 4.20e-05 2s 10 4.02356968e+06 4.02356695e+06 1.22e-12 1.01e-11 2.59e-05 2s Barrier solved model in 10 iterations and 1.70 seconds Optimal objective 4.02356968e+06