Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:33:11 2013 Optimize a model with 184000 rows, 276002 columns and 368000 nonzeros Model has 92000 quadratic constraints Presolve time: 0.22s Presolved: 184000 rows, 276002 columns, 368000 nonzeros Presolved model has 92000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.760e+05 Factor NZ : 6.440e+05 (roughly 200 MBytes of memory) Factor Ops : 2.300e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.71866748e+07 0.00000000e+00 2.45e-11 5.00e-01 2.89e+02 1s 1 1.58071162e+07 3.30213112e+06 1.55e-07 4.50e-05 4.53e+01 1s 2 1.19211638e+07 9.53730931e+06 2.23e-08 2.64e-06 8.64e+00 1s 3 1.09710196e+07 1.05160605e+07 4.87e-09 3.16e-07 1.65e+00 2s 4 1.07269202e+07 1.06312325e+07 8.36e-10 7.57e-08 3.47e-01 2s 5 1.06742385e+07 1.06639962e+07 5.72e-11 1.06e-08 3.71e-02 3s 6 1.06715938e+07 1.06698545e+07 2.26e-11 8.47e-12 6.30e-03 3s 7 1.06707823e+07 1.06698553e+07 1.22e-11 6.76e-12 3.36e-03 3s 8 1.06701132e+07 1.06698643e+07 3.33e-12 1.37e-12 9.02e-04 4s 9 1.06698992e+07 1.06698680e+07 5.26e-13 9.56e-13 1.13e-04 4s 10 1.06698747e+07 1.06698696e+07 3.84e-13 1.64e-12 1.86e-05 5s Barrier solved model in 10 iterations and 4.55 seconds Optimal objective 1.06698747e+07