Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:25:02 2013 Optimize a model with 178000 rows, 267002 columns and 356000 nonzeros Model has 89000 quadratic constraints Presolve time: 0.21s Presolved: 178000 rows, 267002 columns, 356000 nonzeros Presolved model has 89000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.670e+05 Factor NZ : 6.230e+05 (roughly 200 MBytes of memory) Factor Ops : 2.225e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.49674717e+07 0.00000000e+00 1.10e-11 5.03e-01 2.90e+02 1s 1 1.53021948e+07 3.19296060e+06 4.94e-07 4.50e-05 4.54e+01 1s 2 1.15523118e+07 9.24402860e+06 7.11e-08 2.64e-06 8.65e+00 1s 3 1.06322318e+07 1.01895664e+07 1.56e-08 3.17e-07 1.66e+00 2s 4 1.03928319e+07 1.02976715e+07 2.55e-09 8.44e-08 3.56e-01 2s 5 1.03423566e+07 1.03310821e+07 1.23e-10 1.58e-08 4.22e-02 3s 6 1.03405723e+07 1.03392586e+07 5.10e-11 7.87e-11 4.92e-03 3s 7 1.03394034e+07 1.03393031e+07 3.49e-12 6.60e-12 3.76e-04 3s 8 1.03393449e+07 1.03393040e+07 1.66e-12 7.02e-12 1.53e-04 4s 9 1.03393205e+07 1.03393059e+07 6.25e-13 1.90e-12 5.46e-05 4s 10 1.03393126e+07 1.03393064e+07 8.10e-13 4.38e-12 2.34e-05 4s Barrier solved model in 10 iterations and 4.40 seconds Optimal objective 1.03393126e+07