Gurobi 5.0.1 (linux64) logging started Tue Jan 22 20:32:54 2013 Optimize a model with 92000 rows, 138002 columns and 184000 nonzeros Model has 46000 quadratic constraints Presolve time: 0.10s Presolved: 92000 rows, 138002 columns, 184000 nonzeros Presolved model has 46000 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 1.380e+05 Factor NZ : 3.220e+05 (roughly 100 MBytes of memory) Factor Ops : 1.150e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 3.94931629e+07 0.00000000e+00 4.96e-12 5.05e-01 2.96e+02 0s 1 7.98964014e+06 1.62594455e+06 1.23e-07 4.69e-05 4.61e+01 0s 2 5.99106976e+06 4.76124399e+06 1.77e-08 2.84e-06 8.91e+00 1s 3 5.50504434e+06 5.26924291e+06 3.86e-09 3.47e-07 1.71e+00 1s 4 5.37387418e+06 5.32897192e+06 4.86e-10 8.93e-08 3.25e-01 1s 5 5.35219645e+06 5.35069645e+06 2.23e-11 7.61e-10 1.09e-02 1s 6 5.35109865e+06 5.35102612e+06 1.30e-12 1.80e-11 5.26e-04 1s 7 5.35104923e+06 5.35103370e+06 3.98e-13 2.99e-12 1.13e-04 2s 8 5.35103811e+06 5.35103418e+06 7.11e-13 1.20e-12 2.85e-05 2s Barrier solved model in 8 iterations and 1.82 seconds Optimal objective 5.35103811e+06