Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:56:30 2013 Optimize a model with 17600 rows, 26402 columns and 35200 nonzeros Model has 8800 quadratic constraints Presolve time: 0.02s Presolved: 17600 rows, 26402 columns, 35200 nonzeros Presolved model has 8800 second-order cone constraints Ordering time: 0.01s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+04 Factor NZ : 6.160e+04 (roughly 20 MBytes of memory) Factor Ops : 2.200e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.63125520e+06 0.00000000e+00 1.28e-13 4.92e-01 2.99e+02 0s 1 1.51929490e+06 3.04177159e+05 6.89e-08 4.92e-05 4.60e+01 0s 2 1.14034744e+06 9.04788774e+05 2.26e-08 3.00e-06 8.92e+00 0s 3 1.04821786e+06 1.00260787e+06 5.08e-09 3.58e-07 1.73e+00 0s 4 1.02293104e+06 1.01622546e+06 7.77e-10 3.67e-08 2.54e-01 0s 5 1.01822242e+06 1.01699219e+06 2.92e-11 2.05e-08 4.66e-02 0s 6 1.01805973e+06 1.01778102e+06 9.36e-12 4.13e-09 1.06e-02 0s 7 1.01800374e+06 1.01789929e+06 2.52e-12 1.70e-09 3.96e-03 0s 8 1.01798759e+06 1.01797928e+06 6.11e-13 5.47e-11 3.15e-04 0s 9 1.01798291e+06 1.01798198e+06 1.49e-13 2.25e-12 3.52e-05 0s Barrier solved model in 9 iterations and 0.38 seconds Optimal objective 1.01798291e+06