Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:28:42 2013 Optimize a model with 180000 rows, 270002 columns and 360000 nonzeros Model has 90000 quadratic constraints Presolve time: 0.21s Presolved: 180000 rows, 270002 columns, 360000 nonzeros Presolved model has 90000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.700e+05 Factor NZ : 6.300e+05 (roughly 200 MBytes of memory) Factor Ops : 2.250e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.57766088e+07 0.00000000e+00 1.84e-11 5.03e-01 2.90e+02 1s 1 1.54697002e+07 3.22973878e+06 1.64e-06 4.49e-05 4.53e+01 1s 2 1.16809319e+07 9.34895837e+06 4.02e-07 2.96e-06 8.64e+00 1s 3 1.07518245e+07 1.03038925e+07 8.83e-08 3.56e-07 1.66e+00 2s 4 1.05099005e+07 1.04126309e+07 1.46e-08 9.60e-08 3.60e-01 2s 5 1.04580795e+07 1.04456392e+07 6.35e-10 2.05e-08 4.61e-02 3s 6 1.04564108e+07 1.04551575e+07 2.67e-10 8.61e-11 4.64e-03 3s 7 1.04553142e+07 1.04551983e+07 2.19e-11 4.07e-12 4.29e-04 3s 8 1.04552437e+07 1.04551988e+07 8.32e-12 7.12e-13 1.66e-04 4s 9 1.04552179e+07 1.04552017e+07 3.11e-12 3.90e-12 5.99e-05 4s 10 1.04552105e+07 1.04552022e+07 3.04e-12 9.38e-12 3.09e-05 4s Barrier solved model in 10 iterations and 4.43 seconds Optimal objective 1.04552105e+07