Gurobi 5.0.1 (linux64) logging started Tue Jan 22 22:18:58 2013 Optimize a model with 176000 rows, 264002 columns and 352000 nonzeros Model has 88000 quadratic constraints Presolve time: 0.22s Presolved: 176000 rows, 264002 columns, 352000 nonzeros Presolved model has 88000 second-order cone constraints Ordering time: 0.03s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.640e+05 Factor NZ : 6.160e+05 (roughly 200 MBytes of memory) Factor Ops : 2.200e+06 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 7.39748533e+07 0.00000000e+00 1.94e-11 5.00e-01 2.90e+02 1s 1 1.51512697e+07 3.14639577e+06 1.66e-06 4.52e-05 4.55e+01 1s 2 1.13932235e+07 9.09296932e+06 2.39e-07 2.68e-06 8.71e+00 1s 3 1.04993268e+07 1.00390295e+07 5.21e-08 3.21e-07 1.74e+00 2s 4 1.02102100e+07 1.01795399e+07 2.63e-09 1.41e-08 1.16e-01 2s 5 1.01887172e+07 1.01880202e+07 6.78e-11 9.87e-12 2.64e-03 3s 6 1.01882082e+07 1.01880813e+07 1.24e-11 4.17e-12 4.80e-04 3s 7 1.01881179e+07 1.01880957e+07 2.32e-12 9.81e-12 8.41e-05 3s 8 1.01881099e+07 1.01880979e+07 1.72e-12 3.47e-12 4.53e-05 4s 9 1.01881054e+07 1.01880983e+07 1.11e-12 6.05e-12 2.70e-05 4s Barrier solved model in 9 iterations and 4.01 seconds Optimal objective 1.01881054e+07